Auto merge of #6914 - camsteffen:source-utils, r=Manishearth

Move some utils to `clippy_utils::source` changelog: none Continues #6907
author: bors <bors@rust-lang.org> 2021-03-16 00:08:01 +0000
committer: bors <bors@rust-lang.org> 2021-03-16 00:08:01 +0000
commit: d7a23112e3ba0fa99dc2d0a90241197580254af2 (patch)
tree: b8c6f1eecab20a6008089265d0ffddc91f93cb1b
parent: 0929a24d728186cca33fa4c97350a7add7f4493f (diff)
parent: 6fc52a63d19c85e952fc81298e7dd2289a774ac6 (diff)
download: rust-d7a23112e3ba0fa99dc2d0a90241197580254af2.tar.gz
rust-d7a23112e3ba0fa99dc2d0a90241197580254af2.zip
152 files changed, 753 insertions, 649 deletions
diff --git a/clippy_lints/src/assertions_on_constants.rs b/clippy_lints/src/assertions_on_constants.rs
index 77b26faaa58..3b6f64e7769 100644
--- a/clippy_lints/src/assertions_on_constants.rs
+++ b/clippy_lints/src/assertions_on_constants.rs
@@ -1,5 +1,6 @@
 use crate::consts::{constant, Constant};
-use crate::utils::{is_direct_expn_of, is_expn_of, match_panic_call, snippet_opt, span_lint_and_help};
+use crate::utils::{is_direct_expn_of, is_expn_of, match_panic_call, span_lint_and_help};
+use clippy_utils::source::snippet_opt;
 use if_chain::if_chain;
 use rustc_hir::{Expr, ExprKind, UnOp};
 use rustc_lint::{LateContext, LateLintPass};
diff --git a/clippy_lints/src/assign_ops.rs b/clippy_lints/src/assign_ops.rs
index ae300324158..031827e7e89 100644
--- a/clippy_lints/src/assign_ops.rs
+++ b/clippy_lints/src/assign_ops.rs
@@ -1,5 +1,6 @@
-use crate::utils::{eq_expr_value, get_trait_def_id, snippet_opt, span_lint_and_then, trait_ref_of_method};
+use crate::utils::{eq_expr_value, get_trait_def_id, span_lint_and_then, trait_ref_of_method};
 use crate::utils::{higher, sugg};
+use clippy_utils::source::snippet_opt;
 use clippy_utils::ty::implements_trait;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/async_yields_async.rs b/clippy_lints/src/async_yields_async.rs
index 1e185e97df6..a5ed6016874 100644
--- a/clippy_lints/src/async_yields_async.rs
+++ b/clippy_lints/src/async_yields_async.rs
@@ -1,4 +1,5 @@
-use crate::utils::{snippet, span_lint_and_then};
+use crate::utils::span_lint_and_then;
+use clippy_utils::source::snippet;
 use clippy_utils::ty::implements_trait;
 use rustc_errors::Applicability;
 use rustc_hir::{AsyncGeneratorKind, Body, BodyId, ExprKind, GeneratorKind, QPath};
diff --git a/clippy_lints/src/attrs.rs b/clippy_lints/src/attrs.rs
index 6250810bc42..04b0e71e4a3 100644
--- a/clippy_lints/src/attrs.rs
+++ b/clippy_lints/src/attrs.rs
@@ -1,9 +1,7 @@
 //! checks for attributes
 
-use crate::utils::{
-    first_line_of_span, is_present_in_source, match_panic_def_id, snippet_opt, span_lint, span_lint_and_help,
-    span_lint_and_sugg, span_lint_and_then, without_block_comments,
-};
+use crate::utils::{match_panic_def_id, span_lint, span_lint_and_help, span_lint_and_sugg, span_lint_and_then};
+use clippy_utils::source::{first_line_of_span, is_present_in_source, snippet_opt, without_block_comments};
 use if_chain::if_chain;
 use rustc_ast::{AttrKind, AttrStyle, Attribute, Lit, LitKind, MetaItemKind, NestedMetaItem};
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/blocks_in_if_conditions.rs b/clippy_lints/src/blocks_in_if_conditions.rs
index 222bb39f89c..f43f98d1dc0 100644
--- a/clippy_lints/src/blocks_in_if_conditions.rs
+++ b/clippy_lints/src/blocks_in_if_conditions.rs
@@ -1,6 +1,5 @@
-use crate::utils::{
-    differing_macro_contexts, get_parent_expr, snippet_block_with_applicability, span_lint, span_lint_and_sugg,
-};
+use crate::utils::{differing_macro_contexts, get_parent_expr, span_lint, span_lint_and_sugg};
+use clippy_utils::source::snippet_block_with_applicability;
 use clippy_utils::ty::implements_trait;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/booleans.rs b/clippy_lints/src/booleans.rs
index affc7d2c93f..12a07c60438 100644
--- a/clippy_lints/src/booleans.rs
+++ b/clippy_lints/src/booleans.rs
@@ -1,6 +1,5 @@
-use crate::utils::{
-    eq_expr_value, get_trait_def_id, in_macro, paths, snippet_opt, span_lint_and_sugg, span_lint_and_then,
-};
+use crate::utils::{eq_expr_value, get_trait_def_id, in_macro, paths, span_lint_and_sugg, span_lint_and_then};
+use clippy_utils::source::snippet_opt;
 use clippy_utils::ty::{implements_trait, is_type_diagnostic_item};
 use if_chain::if_chain;
 use rustc_ast::ast::LitKind;
diff --git a/clippy_lints/src/bytecount.rs b/clippy_lints/src/bytecount.rs
index 67cca8dcadb..d02861b1b1e 100644
--- a/clippy_lints/src/bytecount.rs
+++ b/clippy_lints/src/bytecount.rs
@@ -1,6 +1,5 @@
-use crate::utils::{
-    contains_name, get_pat_name, paths, single_segment_path, snippet_with_applicability, span_lint_and_sugg,
-};
+use crate::utils::{contains_name, get_pat_name, paths, single_segment_path, span_lint_and_sugg};
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::match_type;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/casts/cast_lossless.rs b/clippy_lints/src/casts/cast_lossless.rs
index 902fb423ff1..62ba19c0e16 100644
--- a/clippy_lints/src/casts/cast_lossless.rs
+++ b/clippy_lints/src/casts/cast_lossless.rs
@@ -1,10 +1,11 @@
+use clippy_utils::source::snippet_opt;
 use clippy_utils::ty::is_isize_or_usize;
 use rustc_errors::Applicability;
 use rustc_hir::{Expr, ExprKind};
 use rustc_lint::LateContext;
 use rustc_middle::ty::{self, FloatTy, Ty};
 
-use crate::utils::{in_constant, snippet_opt, span_lint_and_sugg};
+use crate::utils::{in_constant, span_lint_and_sugg};
 
 use super::{utils, CAST_LOSSLESS};
 
diff --git a/clippy_lints/src/casts/char_lit_as_u8.rs b/clippy_lints/src/casts/char_lit_as_u8.rs
index ccaad1b8f2a..75aa559359c 100644
--- a/clippy_lints/src/casts/char_lit_as_u8.rs
+++ b/clippy_lints/src/casts/char_lit_as_u8.rs
@@ -1,12 +1,12 @@
+use clippy_utils::source::snippet_with_applicability;
+use if_chain::if_chain;
 use rustc_ast::LitKind;
 use rustc_errors::Applicability;
 use rustc_hir::{Expr, ExprKind};
 use rustc_lint::LateContext;
 use rustc_middle::ty::{self, UintTy};
 
-use if_chain::if_chain;
-
-use crate::utils::{snippet_with_applicability, span_lint_and_then};
+use crate::utils::span_lint_and_then;
 
 use super::CHAR_LIT_AS_U8;
 
diff --git a/clippy_lints/src/casts/fn_to_numeric_cast.rs b/clippy_lints/src/casts/fn_to_numeric_cast.rs
index a8d508585b5..723bfa5befe 100644
--- a/clippy_lints/src/casts/fn_to_numeric_cast.rs
+++ b/clippy_lints/src/casts/fn_to_numeric_cast.rs
@@ -1,10 +1,10 @@
+use crate::utils::span_lint_and_sugg;
+use clippy_utils::source::snippet_with_applicability;
 use rustc_errors::Applicability;
 use rustc_hir::Expr;
 use rustc_lint::LateContext;
 use rustc_middle::ty::{self, Ty, UintTy};
 
-use crate::utils::{snippet_with_applicability, span_lint_and_sugg};
-
 use super::{utils, FN_TO_NUMERIC_CAST};
 
 pub(super) fn check(cx: &LateContext<'_>, expr: &Expr<'_>, cast_expr: &Expr<'_>, cast_from: Ty<'_>, cast_to: Ty<'_>) {
diff --git a/clippy_lints/src/casts/fn_to_numeric_cast_with_truncation.rs b/clippy_lints/src/casts/fn_to_numeric_cast_with_truncation.rs
index 0085c7b27b2..a3108f8a983 100644
--- a/clippy_lints/src/casts/fn_to_numeric_cast_with_truncation.rs
+++ b/clippy_lints/src/casts/fn_to_numeric_cast_with_truncation.rs
@@ -1,10 +1,10 @@
+use crate::utils::span_lint_and_sugg;
+use clippy_utils::source::snippet_with_applicability;
 use rustc_errors::Applicability;
 use rustc_hir::Expr;
 use rustc_lint::LateContext;
 use rustc_middle::ty::{self, Ty};
 
-use crate::utils::{snippet_with_applicability, span_lint_and_sugg};
-
 use super::{utils, FN_TO_NUMERIC_CAST_WITH_TRUNCATION};
 
 pub(super) fn check(cx: &LateContext<'_>, expr: &Expr<'_>, cast_expr: &Expr<'_>, cast_from: Ty<'_>, cast_to: Ty<'_>) {
diff --git a/clippy_lints/src/casts/unnecessary_cast.rs b/clippy_lints/src/casts/unnecessary_cast.rs
index c43bbf32949..eb0ee012e6c 100644
--- a/clippy_lints/src/casts/unnecessary_cast.rs
+++ b/clippy_lints/src/casts/unnecessary_cast.rs
@@ -1,3 +1,5 @@
+use clippy_utils::source::snippet_opt;
+use if_chain::if_chain;
 use rustc_ast::{LitFloatType, LitIntType, LitKind};
 use rustc_errors::Applicability;
 use rustc_hir::{Expr, ExprKind, Lit, UnOp};
@@ -5,9 +7,7 @@ use rustc_lint::{LateContext, LintContext};
 use rustc_middle::lint::in_external_macro;
 use rustc_middle::ty::{self, FloatTy, InferTy, Ty};
 
-use if_chain::if_chain;
-
-use crate::utils::{numeric_literal::NumericLiteral, snippet_opt, span_lint_and_sugg};
+use crate::utils::{numeric_literal::NumericLiteral, span_lint_and_sugg};
 
 use super::UNNECESSARY_CAST;
 
diff --git a/clippy_lints/src/checked_conversions.rs b/clippy_lints/src/checked_conversions.rs
index 54bc69e058b..4f3daa427e3 100644
--- a/clippy_lints/src/checked_conversions.rs
+++ b/clippy_lints/src/checked_conversions.rs
@@ -1,5 +1,6 @@
 //! lint on manually implemented checked conversions that could be transformed into `try_from`
 
+use clippy_utils::source::snippet_with_applicability;
 use if_chain::if_chain;
 use rustc_ast::ast::LitKind;
 use rustc_errors::Applicability;
@@ -9,7 +10,7 @@ use rustc_middle::lint::in_external_macro;
 use rustc_semver::RustcVersion;
 use rustc_session::{declare_tool_lint, impl_lint_pass};
 
-use crate::utils::{meets_msrv, snippet_with_applicability, span_lint_and_sugg, SpanlessEq};
+use crate::utils::{meets_msrv, span_lint_and_sugg, SpanlessEq};
 
 const CHECKED_CONVERSIONS_MSRV: RustcVersion = RustcVersion::new(1, 34, 0);
 
diff --git a/clippy_lints/src/cognitive_complexity.rs b/clippy_lints/src/cognitive_complexity.rs
index 3d842a46813..5b8ef01505b 100644
--- a/clippy_lints/src/cognitive_complexity.rs
+++ b/clippy_lints/src/cognitive_complexity.rs
@@ -1,5 +1,6 @@
 //! calculate cognitive complexity and warn about overly complex functions
 
+use clippy_utils::source::snippet_opt;
 use clippy_utils::ty::is_type_diagnostic_item;
 use rustc_ast::ast::Attribute;
 use rustc_hir::intravisit::{walk_expr, FnKind, NestedVisitorMap, Visitor};
@@ -10,7 +11,7 @@ use rustc_session::{declare_tool_lint, impl_lint_pass};
 use rustc_span::source_map::Span;
 use rustc_span::{sym, BytePos};
 
-use crate::utils::{snippet_opt, span_lint_and_help, LimitStack};
+use crate::utils::{span_lint_and_help, LimitStack};
 
 declare_clippy_lint! {
     /// **What it does:** Checks for methods with high cognitive complexity.
diff --git a/clippy_lints/src/collapsible_if.rs b/clippy_lints/src/collapsible_if.rs
index 34f0e6ab027..c866f18ef3e 100644
--- a/clippy_lints/src/collapsible_if.rs
+++ b/clippy_lints/src/collapsible_if.rs
@@ -12,14 +12,15 @@
 //!
 //! This lint is **warn** by default
 
+use clippy_utils::source::{snippet_block, snippet_block_with_applicability};
 use if_chain::if_chain;
 use rustc_ast::ast;
+use rustc_errors::Applicability;
 use rustc_lint::{EarlyContext, EarlyLintPass};
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 
 use crate::utils::sugg::Sugg;
-use crate::utils::{snippet_block, snippet_block_with_applicability, span_lint_and_sugg, span_lint_and_then};
-use rustc_errors::Applicability;
+use crate::utils::{span_lint_and_sugg, span_lint_and_then};
 
 declare_clippy_lint! {
     /// **What it does:** Checks for nested `if` statements which can be collapsed
diff --git a/clippy_lints/src/create_dir.rs b/clippy_lints/src/create_dir.rs
index 200b6a565cc..0785e25b0a2 100644
--- a/clippy_lints/src/create_dir.rs
+++ b/clippy_lints/src/create_dir.rs
@@ -1,4 +1,5 @@
-use crate::utils::{match_def_path, paths, snippet, span_lint_and_sugg};
+use crate::utils::{match_def_path, paths, span_lint_and_sugg};
+use clippy_utils::source::snippet;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir::{Expr, ExprKind};
diff --git a/clippy_lints/src/dbg_macro.rs b/clippy_lints/src/dbg_macro.rs
index e513dcce64e..3171a945eb0 100644
--- a/clippy_lints/src/dbg_macro.rs
+++ b/clippy_lints/src/dbg_macro.rs
@@ -1,4 +1,5 @@
-use crate::utils::{snippet_opt, span_lint_and_help, span_lint_and_sugg};
+use crate::utils::{span_lint_and_help, span_lint_and_sugg};
+use clippy_utils::source::snippet_opt;
 use rustc_ast::ast;
 use rustc_ast::tokenstream::TokenStream;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/default.rs b/clippy_lints/src/default.rs
index 6fa1378b8c7..7d975b5a3d9 100644
--- a/clippy_lints/src/default.rs
+++ b/clippy_lints/src/default.rs
@@ -1,7 +1,6 @@
-use crate::utils::{
-    any_parent_is_automatically_derived, contains_name, match_def_path, paths, snippet_with_macro_callsite,
-};
+use crate::utils::{any_parent_is_automatically_derived, contains_name, match_def_path, paths};
 use crate::utils::{span_lint_and_note, span_lint_and_sugg};
+use clippy_utils::source::snippet_with_macro_callsite;
 use if_chain::if_chain;
 use rustc_data_structures::fx::FxHashSet;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/default_numeric_fallback.rs b/clippy_lints/src/default_numeric_fallback.rs
index 369efacc9bc..e58dcb942c6 100644
--- a/clippy_lints/src/default_numeric_fallback.rs
+++ b/clippy_lints/src/default_numeric_fallback.rs
@@ -1,3 +1,5 @@
+use clippy_utils::source::snippet;
+use if_chain::if_chain;
 use rustc_ast::ast::{LitFloatType, LitIntType, LitKind};
 use rustc_errors::Applicability;
 use rustc_hir::{
@@ -11,9 +13,7 @@ use rustc_middle::{
 };
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 
-use if_chain::if_chain;
-
-use crate::utils::{snippet, span_lint_and_sugg};
+use crate::utils::span_lint_and_sugg;
 
 declare_clippy_lint! {
     /// **What it does:** Checks for usage of unconstrained numeric literals which may cause default numeric fallback in type
diff --git a/clippy_lints/src/dereference.rs b/clippy_lints/src/dereference.rs
index 8842ea9628d..e112338dfea 100644
--- a/clippy_lints/src/dereference.rs
+++ b/clippy_lints/src/dereference.rs
@@ -1,4 +1,5 @@
-use crate::utils::{get_parent_node, in_macro, is_allowed, snippet_with_context, span_lint_and_sugg};
+use crate::utils::{get_parent_node, in_macro, is_allowed, span_lint_and_sugg};
+use clippy_utils::source::snippet_with_context;
 use clippy_utils::ty::peel_mid_ty_refs;
 use rustc_ast::util::parser::PREC_PREFIX;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/double_comparison.rs b/clippy_lints/src/double_comparison.rs
index 19f56195ec1..3de027b2cc6 100644
--- a/clippy_lints/src/double_comparison.rs
+++ b/clippy_lints/src/double_comparison.rs
@@ -1,12 +1,13 @@
 //! Lint on unnecessary double comparisons. Some examples:
 
+use clippy_utils::source::snippet_with_applicability;
 use rustc_errors::Applicability;
 use rustc_hir::{BinOpKind, Expr, ExprKind};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 use rustc_span::source_map::Span;
 
-use crate::utils::{eq_expr_value, snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::{eq_expr_value, span_lint_and_sugg};
 
 declare_clippy_lint! {
     /// **What it does:** Checks for double comparisons that could be simplified to a single expression.
diff --git a/clippy_lints/src/duration_subsec.rs b/clippy_lints/src/duration_subsec.rs
index c97392e3385..195143d720d 100644
--- a/clippy_lints/src/duration_subsec.rs
+++ b/clippy_lints/src/duration_subsec.rs
@@ -1,3 +1,4 @@
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::match_type;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
@@ -8,7 +9,7 @@ use rustc_span::source_map::Spanned;
 
 use crate::consts::{constant, Constant};
 use crate::utils::paths;
-use crate::utils::{snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::span_lint_and_sugg;
 
 declare_clippy_lint! {
     /// **What it does:** Checks for calculation of subsecond microseconds or milliseconds
diff --git a/clippy_lints/src/entry.rs b/clippy_lints/src/entry.rs
index 68363e53f0e..93723219594 100644
--- a/clippy_lints/src/entry.rs
+++ b/clippy_lints/src/entry.rs
@@ -1,6 +1,7 @@
+use crate::utils::span_lint_and_then;
 use crate::utils::SpanlessEq;
-use crate::utils::{get_item_name, paths, snippet, snippet_opt};
-use crate::utils::{snippet_with_applicability, span_lint_and_then};
+use crate::utils::{get_item_name, paths};
+use clippy_utils::source::{snippet, snippet_opt, snippet_with_applicability};
 use clippy_utils::ty::{is_type_diagnostic_item, match_type};
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/enum_variants.rs b/clippy_lints/src/enum_variants.rs
index 67a46353856..660131cf176 100644
--- a/clippy_lints/src/enum_variants.rs
+++ b/clippy_lints/src/enum_variants.rs
@@ -1,7 +1,8 @@
 //! lint on enum variants that are prefixed or suffixed by the same characters
 
-use crate::utils::{camel_case, is_present_in_source};
+use crate::utils::camel_case;
 use crate::utils::{span_lint, span_lint_and_help};
+use clippy_utils::source::is_present_in_source;
 use rustc_ast::ast::{EnumDef, Item, ItemKind, VisibilityKind};
 use rustc_lint::{EarlyContext, EarlyLintPass, Lint};
 use rustc_session::{declare_tool_lint, impl_lint_pass};
diff --git a/clippy_lints/src/eq_op.rs b/clippy_lints/src/eq_op.rs
index fa19f16074d..0a5917c10ea 100644
--- a/clippy_lints/src/eq_op.rs
+++ b/clippy_lints/src/eq_op.rs
@@ -1,7 +1,8 @@
 use crate::utils::{
-    ast_utils::is_useless_with_eq_exprs, eq_expr_value, higher, in_macro, is_expn_of, multispan_sugg, snippet,
-    span_lint, span_lint_and_then,
+    ast_utils::is_useless_with_eq_exprs, eq_expr_value, higher, in_macro, is_expn_of, multispan_sugg, span_lint,
+    span_lint_and_then,
 };
+use clippy_utils::source::snippet;
 use clippy_utils::ty::{implements_trait, is_copy};
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/eta_reduction.rs b/clippy_lints/src/eta_reduction.rs
index d93c32c179f..e8d5b992b63 100644
--- a/clippy_lints/src/eta_reduction.rs
+++ b/clippy_lints/src/eta_reduction.rs
@@ -1,5 +1,6 @@
 use clippy_utils::higher;
 use clippy_utils::higher::VecArgs;
+use clippy_utils::source::snippet_opt;
 use clippy_utils::ty::{implements_trait, type_is_unsafe_function};
 use if_chain::if_chain;
 use rustc_errors::Applicability;
@@ -9,7 +10,7 @@ use rustc_middle::lint::in_external_macro;
 use rustc_middle::ty::{self, Ty};
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 
-use crate::utils::{is_adjusted, iter_input_pats, snippet_opt, span_lint_and_sugg, span_lint_and_then};
+use crate::utils::{is_adjusted, iter_input_pats, span_lint_and_sugg, span_lint_and_then};
 
 declare_clippy_lint! {
     /// **What it does:** Checks for closures which just call another function where
diff --git a/clippy_lints/src/exhaustive_items.rs b/clippy_lints/src/exhaustive_items.rs
index 316f7484862..5e31072523d 100644
--- a/clippy_lints/src/exhaustive_items.rs
+++ b/clippy_lints/src/exhaustive_items.rs
@@ -1,11 +1,14 @@
-use crate::utils::{indent_of, span_lint_and_then};
+use clippy_utils::source::indent_of;
 use if_chain::if_chain;
+
 use rustc_errors::Applicability;
 use rustc_hir::{Item, ItemKind};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 use rustc_span::sym;
 
+use crate::utils::span_lint_and_then;
+
 declare_clippy_lint! {
     /// **What it does:** Warns on any exported `enum`s that are not tagged `#[non_exhaustive]`
     ///
diff --git a/clippy_lints/src/format.rs b/clippy_lints/src/format.rs
index b6209f815bc..c0048bb2175 100644
--- a/clippy_lints/src/format.rs
+++ b/clippy_lints/src/format.rs
@@ -1,7 +1,6 @@
 use crate::utils::paths;
-use crate::utils::{
-    is_expn_of, last_path_segment, match_def_path, match_function_call, snippet, snippet_opt, span_lint_and_then,
-};
+use crate::utils::{is_expn_of, last_path_segment, match_def_path, match_function_call, span_lint_and_then};
+use clippy_utils::source::{snippet, snippet_opt};
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_ast::ast::LitKind;
diff --git a/clippy_lints/src/formatting.rs b/clippy_lints/src/formatting.rs
index 1bd16e6cce5..590de04717a 100644
--- a/clippy_lints/src/formatting.rs
+++ b/clippy_lints/src/formatting.rs
@@ -1,4 +1,5 @@
-use crate::utils::{differing_macro_contexts, snippet_opt, span_lint_and_help, span_lint_and_note};
+use crate::utils::{differing_macro_contexts, span_lint_and_help, span_lint_and_note};
+use clippy_utils::source::snippet_opt;
 use if_chain::if_chain;
 use rustc_ast::ast::{BinOpKind, Block, Expr, ExprKind, StmtKind, UnOp};
 use rustc_lint::{EarlyContext, EarlyLintPass};
diff --git a/clippy_lints/src/functions.rs b/clippy_lints/src/functions.rs
index 349cd39ffb6..104c692dcec 100644
--- a/clippy_lints/src/functions.rs
+++ b/clippy_lints/src/functions.rs
@@ -1,8 +1,8 @@
 use crate::utils::{
     attr_by_name, attrs::is_proc_macro, is_trait_impl_item, iter_input_pats, match_def_path, must_use_attr,
-    path_to_local, return_ty, snippet, snippet_opt, span_lint, span_lint_and_help, span_lint_and_then,
-    trait_ref_of_method,
+    path_to_local, return_ty, span_lint, span_lint_and_help, span_lint_and_then, trait_ref_of_method,
 };
+use clippy_utils::source::{snippet, snippet_opt};
 use clippy_utils::ty::{is_must_use_ty, is_type_diagnostic_item, type_is_unsafe_function};
 use if_chain::if_chain;
 use rustc_ast::ast::Attribute;
diff --git a/clippy_lints/src/get_last_with_len.rs b/clippy_lints/src/get_last_with_len.rs
index 478008ea48c..875cd33bc8f 100644
--- a/clippy_lints/src/get_last_with_len.rs
+++ b/clippy_lints/src/get_last_with_len.rs
@@ -1,6 +1,7 @@
 //! lint on using `x.get(x.len() - 1)` instead of `x.last()`
 
-use crate::utils::{snippet_with_applicability, span_lint_and_sugg, SpanlessEq};
+use crate::utils::{span_lint_and_sugg, SpanlessEq};
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_ast::ast::LitKind;
diff --git a/clippy_lints/src/identity_op.rs b/clippy_lints/src/identity_op.rs
index 8501d347702..fc93864c74a 100644
--- a/clippy_lints/src/identity_op.rs
+++ b/clippy_lints/src/identity_op.rs
@@ -1,3 +1,4 @@
+use clippy_utils::source::snippet;
 use if_chain::if_chain;
 use rustc_hir::{BinOp, BinOpKind, Expr, ExprKind};
 use rustc_lint::{LateContext, LateLintPass};
@@ -6,7 +7,7 @@ use rustc_session::{declare_lint_pass, declare_tool_lint};
 use rustc_span::source_map::Span;
 
 use crate::consts::{constant_simple, Constant};
-use crate::utils::{clip, snippet, span_lint, unsext};
+use crate::utils::{clip, span_lint, unsext};
 
 declare_clippy_lint! {
     /// **What it does:** Checks for identity operations, e.g., `x + 0`.
diff --git a/clippy_lints/src/if_let_some_result.rs b/clippy_lints/src/if_let_some_result.rs
index 0cd44a1c3a0..9f7ca95a8f3 100644
--- a/clippy_lints/src/if_let_some_result.rs
+++ b/clippy_lints/src/if_let_some_result.rs
@@ -1,4 +1,5 @@
-use crate::utils::{method_chain_args, snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::{method_chain_args, span_lint_and_sugg};
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/if_then_some_else_none.rs b/clippy_lints/src/if_then_some_else_none.rs
index a527f51b1fd..7e1807786ee 100644
--- a/clippy_lints/src/if_then_some_else_none.rs
+++ b/clippy_lints/src/if_then_some_else_none.rs
@@ -1,4 +1,5 @@
 use crate::utils;
+use clippy_utils::source::snippet_with_macro_callsite;
 use if_chain::if_chain;
 use rustc_hir::{Expr, ExprKind};
 use rustc_lint::{LateContext, LateLintPass, LintContext};
@@ -82,13 +83,13 @@ impl LateLintPass<'_> for IfThenSomeElseNone {
             if let ExprKind::Path(ref els_call_qpath) = els_expr.kind;
             if utils::match_qpath(els_call_qpath, &utils::paths::OPTION_NONE);
             then {
-                let cond_snip = utils::snippet_with_macro_callsite(cx, cond.span, "[condition]");
+                let cond_snip = snippet_with_macro_callsite(cx, cond.span, "[condition]");
                 let cond_snip = if matches!(cond.kind, ExprKind::Unary(_, _) | ExprKind::Binary(_, _, _)) {
                     format!("({})", cond_snip)
                 } else {
                     cond_snip.into_owned()
                 };
-                let arg_snip = utils::snippet_with_macro_callsite(cx, then_arg.span, "");
+                let arg_snip = snippet_with_macro_callsite(cx, then_arg.span, "");
                 let closure_body = if then_block.stmts.is_empty() {
                     arg_snip.into_owned()
                 } else {
diff --git a/clippy_lints/src/implicit_return.rs b/clippy_lints/src/implicit_return.rs
index b4f814e1dcc..e86bd49251d 100644
--- a/clippy_lints/src/implicit_return.rs
+++ b/clippy_lints/src/implicit_return.rs
@@ -1,4 +1,5 @@
-use crate::utils::{match_panic_def_id, snippet_opt, span_lint_and_then};
+use crate::utils::{match_panic_def_id, span_lint_and_then};
+use clippy_utils::source::snippet_opt;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir::intravisit::FnKind;
diff --git a/clippy_lints/src/inconsistent_struct_constructor.rs b/clippy_lints/src/inconsistent_struct_constructor.rs
index 49c17a12102..4762d5d40f3 100644
--- a/clippy_lints/src/inconsistent_struct_constructor.rs
+++ b/clippy_lints/src/inconsistent_struct_constructor.rs
@@ -1,3 +1,5 @@
+use clippy_utils::source::snippet;
+use if_chain::if_chain;
 use rustc_data_structures::fx::FxHashMap;
 use rustc_errors::Applicability;
 use rustc_hir::{self as hir, ExprKind};
@@ -5,9 +7,7 @@ use rustc_lint::{LateContext, LateLintPass};
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 use rustc_span::symbol::Symbol;
 
-use if_chain::if_chain;
-
-use crate::utils::{snippet, span_lint_and_sugg};
+use crate::utils::span_lint_and_sugg;
 
 declare_clippy_lint! {
     /// **What it does:** Checks for struct constructors where all fields are shorthand and
diff --git a/clippy_lints/src/int_plus_one.rs b/clippy_lints/src/int_plus_one.rs
index 260b8988d37..9eae653dd67 100644
--- a/clippy_lints/src/int_plus_one.rs
+++ b/clippy_lints/src/int_plus_one.rs
@@ -1,11 +1,12 @@
 //! lint on blocks unnecessarily using >= with a + 1 or - 1
 
+use clippy_utils::source::snippet_opt;
 use rustc_ast::ast::{BinOpKind, Expr, ExprKind, Lit, LitKind};
 use rustc_errors::Applicability;
 use rustc_lint::{EarlyContext, EarlyLintPass};
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 
-use crate::utils::{snippet_opt, span_lint_and_sugg};
+use crate::utils::span_lint_and_sugg;
 
 declare_clippy_lint! {
     /// **What it does:** Checks for usage of `x >= y + 1` or `x - 1 >= y` (and `<=`) in a block
diff --git a/clippy_lints/src/large_enum_variant.rs b/clippy_lints/src/large_enum_variant.rs
index ab4cb33612d..cbb5192bfd9 100644
--- a/clippy_lints/src/large_enum_variant.rs
+++ b/clippy_lints/src/large_enum_variant.rs
@@ -1,6 +1,7 @@
 //! lint when there is a large size difference between variants on an enum
 
-use crate::utils::{snippet_opt, span_lint_and_then};
+use crate::utils::span_lint_and_then;
+use clippy_utils::source::snippet_opt;
 use rustc_errors::Applicability;
 use rustc_hir::{Item, ItemKind, VariantData};
 use rustc_lint::{LateContext, LateLintPass};
diff --git a/clippy_lints/src/large_stack_arrays.rs b/clippy_lints/src/large_stack_arrays.rs
index 9a448ab1256..ceae4243e63 100644
--- a/clippy_lints/src/large_stack_arrays.rs
+++ b/clippy_lints/src/large_stack_arrays.rs
@@ -1,13 +1,13 @@
+use clippy_utils::source::snippet;
+use if_chain::if_chain;
 use rustc_hir::{Expr, ExprKind};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::mir::interpret::ConstValue;
 use rustc_middle::ty::{self, ConstKind};
 use rustc_session::{declare_tool_lint, impl_lint_pass};
 
-use if_chain::if_chain;
-
 use crate::rustc_target::abi::LayoutOf;
-use crate::utils::{snippet, span_lint_and_help};
+use crate::utils::span_lint_and_help;
 
 declare_clippy_lint! {
     /// **What it does:** Checks for local arrays that may be too large.
diff --git a/clippy_lints/src/len_zero.rs b/clippy_lints/src/len_zero.rs
index 1e1023b2743..e758a269fbe 100644
--- a/clippy_lints/src/len_zero.rs
+++ b/clippy_lints/src/len_zero.rs
@@ -1,7 +1,5 @@
-use crate::utils::{
-    get_item_name, get_parent_as_impl, is_allowed, snippet_with_applicability, span_lint, span_lint_and_sugg,
-    span_lint_and_then,
-};
+use crate::utils::{get_item_name, get_parent_as_impl, is_allowed, span_lint, span_lint_and_sugg, span_lint_and_then};
+use clippy_utils::source::snippet_with_applicability;
 use if_chain::if_chain;
 use rustc_ast::ast::LitKind;
 use rustc_data_structures::fx::FxHashSet;
diff --git a/clippy_lints/src/let_if_seq.rs b/clippy_lints/src/let_if_seq.rs
index 5863eef8a26..7059ba21207 100644
--- a/clippy_lints/src/let_if_seq.rs
+++ b/clippy_lints/src/let_if_seq.rs
@@ -1,4 +1,5 @@
-use crate::utils::{path_to_local_id, snippet, span_lint_and_then, visitors::LocalUsedVisitor};
+use crate::utils::{path_to_local_id, span_lint_and_then, visitors::LocalUsedVisitor};
+use clippy_utils::source::snippet;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir as hir;
diff --git a/clippy_lints/src/literal_representation.rs b/clippy_lints/src/literal_representation.rs
index 87a957a9bd2..8bc7bf37ef1 100644
--- a/clippy_lints/src/literal_representation.rs
+++ b/clippy_lints/src/literal_representation.rs
@@ -4,8 +4,9 @@
 use crate::utils::{
     in_macro,
     numeric_literal::{NumericLiteral, Radix},
-    snippet_opt, span_lint_and_sugg,
+    span_lint_and_sugg,
 };
+use clippy_utils::source::snippet_opt;
 use if_chain::if_chain;
 use rustc_ast::ast::{Expr, ExprKind, Lit, LitKind};
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/loops/explicit_counter_loop.rs b/clippy_lints/src/loops/explicit_counter_loop.rs
index 8d98b940c66..1f6d48fe915 100644
--- a/clippy_lints/src/loops/explicit_counter_loop.rs
+++ b/clippy_lints/src/loops/explicit_counter_loop.rs
@@ -1,7 +1,8 @@
 use super::{
     get_span_of_entire_for_loop, make_iterator_snippet, IncrementVisitor, InitializeVisitor, EXPLICIT_COUNTER_LOOP,
 };
-use crate::utils::{get_enclosing_block, is_integer_const, snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::{get_enclosing_block, is_integer_const, span_lint_and_sugg};
+use clippy_utils::source::snippet_with_applicability;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir::intravisit::{walk_block, walk_expr};
diff --git a/clippy_lints/src/loops/explicit_into_iter_loop.rs b/clippy_lints/src/loops/explicit_into_iter_loop.rs
index 1d778205a2a..e5b3dc7aad7 100644
--- a/clippy_lints/src/loops/explicit_into_iter_loop.rs
+++ b/clippy_lints/src/loops/explicit_into_iter_loop.rs
@@ -1,5 +1,6 @@
 use super::EXPLICIT_INTO_ITER_LOOP;
-use crate::utils::{snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::span_lint_and_sugg;
+use clippy_utils::source::snippet_with_applicability;
 use rustc_errors::Applicability;
 use rustc_hir::Expr;
 use rustc_lint::LateContext;
diff --git a/clippy_lints/src/loops/explicit_iter_loop.rs b/clippy_lints/src/loops/explicit_iter_loop.rs
index b70585015ca..d2000d80ac1 100644
--- a/clippy_lints/src/loops/explicit_iter_loop.rs
+++ b/clippy_lints/src/loops/explicit_iter_loop.rs
@@ -1,4 +1,6 @@
 use super::EXPLICIT_ITER_LOOP;
+use crate::utils::{match_trait_method, paths, span_lint_and_sugg};
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::{is_type_diagnostic_item, match_type};
 use rustc_errors::Applicability;
 use rustc_hir::{Expr, Mutability};
@@ -6,8 +8,6 @@ use rustc_lint::LateContext;
 use rustc_middle::ty::{self, Ty, TyS};
 use rustc_span::sym;
 
-use crate::utils::{match_trait_method, paths, snippet_with_applicability, span_lint_and_sugg};
-
 pub(super) fn check(cx: &LateContext<'_>, args: &[Expr<'_>], arg: &Expr<'_>, method_name: &str) {
     let should_lint = match method_name {
         "iter" | "iter_mut" => is_ref_iterable_type(cx, &args[0]),
diff --git a/clippy_lints/src/loops/for_kv_map.rs b/clippy_lints/src/loops/for_kv_map.rs
index aef21886803..19a68dd78d1 100644
--- a/clippy_lints/src/loops/for_kv_map.rs
+++ b/clippy_lints/src/loops/for_kv_map.rs
@@ -1,6 +1,7 @@
 use super::FOR_KV_MAP;
 use crate::utils::visitors::LocalUsedVisitor;
-use crate::utils::{multispan_sugg, paths, snippet, span_lint_and_then, sugg};
+use crate::utils::{multispan_sugg, paths, span_lint_and_then, sugg};
+use clippy_utils::source::snippet;
 use clippy_utils::ty::{is_type_diagnostic_item, match_type};
 use rustc_hir::{BorrowKind, Expr, ExprKind, Mutability, Pat, PatKind};
 use rustc_lint::LateContext;
diff --git a/clippy_lints/src/loops/for_loops_over_fallibles.rs b/clippy_lints/src/loops/for_loops_over_fallibles.rs
index 063078adcd1..5140448592d 100644
--- a/clippy_lints/src/loops/for_loops_over_fallibles.rs
+++ b/clippy_lints/src/loops/for_loops_over_fallibles.rs
@@ -1,6 +1,8 @@
-use super::FOR_LOOPS_OVER_FALLIBLES;
-use crate::utils::{snippet, span_lint_and_help};
+use clippy_utils::source::snippet;
 use clippy_utils::ty::is_type_diagnostic_item;
+
+use super::FOR_LOOPS_OVER_FALLIBLES;
+use crate::utils::span_lint_and_help;
 use rustc_hir::{Expr, Pat};
 use rustc_lint::LateContext;
 use rustc_span::symbol::sym;
diff --git a/clippy_lints/src/loops/manual_memcpy.rs b/clippy_lints/src/loops/manual_memcpy.rs
index 362124c082a..c9c25641160 100644
--- a/clippy_lints/src/loops/manual_memcpy.rs
+++ b/clippy_lints/src/loops/manual_memcpy.rs
@@ -1,6 +1,7 @@
 use super::{get_span_of_entire_for_loop, IncrementVisitor, InitializeVisitor, MANUAL_MEMCPY};
 use crate::utils::sugg::Sugg;
-use crate::utils::{get_enclosing_block, higher, path_to_local, snippet, span_lint_and_sugg, sugg};
+use crate::utils::{get_enclosing_block, higher, path_to_local, span_lint_and_sugg, sugg};
+use clippy_utils::source::snippet;
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_ast::ast;
diff --git a/clippy_lints/src/loops/needless_collect.rs b/clippy_lints/src/loops/needless_collect.rs
index f4d3b9eb272..59f7b23af75 100644
--- a/clippy_lints/src/loops/needless_collect.rs
+++ b/clippy_lints/src/loops/needless_collect.rs
@@ -1,6 +1,7 @@
 use super::NEEDLESS_COLLECT;
 use crate::utils::sugg::Sugg;
-use crate::utils::{is_trait_method, path_to_local_id, paths, snippet, span_lint_and_sugg, span_lint_and_then};
+use crate::utils::{is_trait_method, path_to_local_id, paths, span_lint_and_sugg, span_lint_and_then};
+use clippy_utils::source::snippet;
 use clippy_utils::ty::{is_type_diagnostic_item, match_type};
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/loops/needless_range_loop.rs b/clippy_lints/src/loops/needless_range_loop.rs
index 6d498149166..674cb34c37b 100644
--- a/clippy_lints/src/loops/needless_range_loop.rs
+++ b/clippy_lints/src/loops/needless_range_loop.rs
@@ -1,9 +1,10 @@
 use super::NEEDLESS_RANGE_LOOP;
 use crate::utils::visitors::LocalUsedVisitor;
 use crate::utils::{
-    contains_name, higher, is_integer_const, match_trait_method, multispan_sugg, path_to_local_id, paths, snippet,
+    contains_name, higher, is_integer_const, match_trait_method, multispan_sugg, path_to_local_id, paths,
     span_lint_and_then, sugg, SpanlessEq,
 };
+use clippy_utils::source::snippet;
 use clippy_utils::ty::has_iter_method;
 use if_chain::if_chain;
 use rustc_ast::ast;
diff --git a/clippy_lints/src/loops/same_item_push.rs b/clippy_lints/src/loops/same_item_push.rs
index f891f7b8a1f..255d6de4a36 100644
--- a/clippy_lints/src/loops/same_item_push.rs
+++ b/clippy_lints/src/loops/same_item_push.rs
@@ -1,5 +1,6 @@
 use super::SAME_ITEM_PUSH;
-use crate::utils::{snippet_with_macro_callsite, span_lint_and_help};
+use crate::utils::span_lint_and_help;
+use clippy_utils::source::snippet_with_macro_callsite;
 use clippy_utils::ty::{implements_trait, is_type_diagnostic_item};
 use if_chain::if_chain;
 use rustc_hir::def::{DefKind, Res};
diff --git a/clippy_lints/src/loops/single_element_loop.rs b/clippy_lints/src/loops/single_element_loop.rs
index 38400c93c9a..4f83191d919 100644
--- a/clippy_lints/src/loops/single_element_loop.rs
+++ b/clippy_lints/src/loops/single_element_loop.rs
@@ -1,5 +1,6 @@
 use super::{get_span_of_entire_for_loop, SINGLE_ELEMENT_LOOP};
-use crate::utils::{indent_of, single_segment_path, snippet, span_lint_and_sugg};
+use crate::utils::{single_segment_path, span_lint_and_sugg};
+use clippy_utils::source::{indent_of, snippet};
 use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir::{BorrowKind, Expr, ExprKind, Pat, PatKind};
diff --git a/clippy_lints/src/loops/while_let_loop.rs b/clippy_lints/src/loops/while_let_loop.rs
index 65d8f2f1111..dbd9126861f 100644
--- a/clippy_lints/src/loops/while_let_loop.rs
+++ b/clippy_lints/src/loops/while_let_loop.rs
@@ -1,5 +1,6 @@
 use super::WHILE_LET_LOOP;
-use crate::utils::{snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::span_lint_and_sugg;
+use clippy_utils::source::snippet_with_applicability;
 use rustc_errors::Applicability;
 use rustc_hir::{Block, Expr, ExprKind, MatchSource, StmtKind};
 use rustc_lint::{LateContext, LintContext};
diff --git a/clippy_lints/src/loops/while_let_on_iterator.rs b/clippy_lints/src/loops/while_let_on_iterator.rs
index 619fd1554f0..ccabe586c2b 100644
--- a/clippy_lints/src/loops/while_let_on_iterator.rs
+++ b/clippy_lints/src/loops/while_let_on_iterator.rs
@@ -3,8 +3,9 @@ use super::WHILE_LET_ON_ITERATOR;
 use crate::utils::usage::mutated_variables;
 use crate::utils::{
     get_enclosing_block, is_refutable, is_trait_method, last_path_segment, path_to_local, path_to_local_id,
-    snippet_with_applicability, span_lint_and_sugg,
+    span_lint_and_sugg,
 };
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::implements_trait;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/macro_use.rs b/clippy_lints/src/macro_use.rs
index 6d9c78393c8..637f10f6609 100644
--- a/clippy_lints/src/macro_use.rs
+++ b/clippy_lints/src/macro_use.rs
@@ -1,4 +1,5 @@
-use crate::utils::{in_macro, snippet, span_lint_and_sugg};
+use crate::utils::{in_macro, span_lint_and_sugg};
+use clippy_utils::source::snippet;
 use hir::def::{DefKind, Res};
 use if_chain::if_chain;
 use rustc_ast::ast;
diff --git a/clippy_lints/src/main_recursion.rs b/clippy_lints/src/main_recursion.rs
index 1b274c79d38..5db2968e42c 100644
--- a/clippy_lints/src/main_recursion.rs
+++ b/clippy_lints/src/main_recursion.rs
@@ -1,9 +1,10 @@
+use clippy_utils::source::snippet;
+use if_chain::if_chain;
 use rustc_hir::{Crate, Expr, ExprKind, QPath};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_session::{declare_tool_lint, impl_lint_pass};
 
-use crate::utils::{is_entrypoint_fn, is_no_std_crate, snippet, span_lint_and_help};
-use if_chain::if_chain;
+use crate::utils::{is_entrypoint_fn, is_no_std_crate, span_lint_and_help};
 
 declare_clippy_lint! {
     /// **What it does:** Checks for recursion using the entrypoint.
diff --git a/clippy_lints/src/manual_async_fn.rs b/clippy_lints/src/manual_async_fn.rs
index 2e2e693592c..ebc493c0f7e 100644
--- a/clippy_lints/src/manual_async_fn.rs
+++ b/clippy_lints/src/manual_async_fn.rs
@@ -1,5 +1,6 @@
 use crate::utils::paths::FUTURE_FROM_GENERATOR;
-use crate::utils::{match_function_call, position_before_rarrow, snippet_block, snippet_opt, span_lint_and_then};
+use crate::utils::{match_function_call, span_lint_and_then};
+use clippy_utils::source::{position_before_rarrow, snippet_block, snippet_opt};
 use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir::intravisit::FnKind;
diff --git a/clippy_lints/src/manual_map.rs b/clippy_lints/src/manual_map.rs
index 7c89359f2d9..3896645ca7d 100644
--- a/clippy_lints/src/manual_map.rs
+++ b/clippy_lints/src/manual_map.rs
@@ -1,11 +1,9 @@
 use crate::{
     map_unit_fn::OPTION_MAP_UNIT_FN,
     matches::MATCH_AS_REF,
-    utils::{
-        is_allowed, match_def_path, match_var, paths, peel_hir_expr_refs, snippet_with_applicability,
-        snippet_with_context, span_lint_and_sugg,
-    },
+    utils::{is_allowed, match_def_path, match_var, paths, peel_hir_expr_refs, span_lint_and_sugg},
 };
+use clippy_utils::source::{snippet_with_applicability, snippet_with_context};
 use clippy_utils::ty::{can_partially_move_ty, is_type_diagnostic_item, peel_mid_ty_refs_is_mutable};
 use rustc_ast::util::parser::PREC_POSTFIX;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/manual_non_exhaustive.rs b/clippy_lints/src/manual_non_exhaustive.rs
index 91849e74887..0b8c049b466 100644
--- a/clippy_lints/src/manual_non_exhaustive.rs
+++ b/clippy_lints/src/manual_non_exhaustive.rs
@@ -1,4 +1,5 @@
-use crate::utils::{meets_msrv, snippet_opt, span_lint_and_then};
+use crate::utils::{meets_msrv, span_lint_and_then};
+use clippy_utils::source::snippet_opt;
 use if_chain::if_chain;
 use rustc_ast::ast::{Attribute, Item, ItemKind, StructField, Variant, VariantData, VisibilityKind};
 use rustc_attr as attr;
diff --git a/clippy_lints/src/manual_ok_or.rs b/clippy_lints/src/manual_ok_or.rs
index b08829a8bbf..f436eccc0dc 100644
--- a/clippy_lints/src/manual_ok_or.rs
+++ b/clippy_lints/src/manual_ok_or.rs
@@ -1,6 +1,5 @@
-use crate::utils::{
-    indent_of, match_qpath, path_to_local_id, paths, reindent_multiline, snippet_opt, span_lint_and_sugg,
-};
+use crate::utils::{match_qpath, path_to_local_id, paths, span_lint_and_sugg};
+use clippy_utils::source::{indent_of, reindent_multiline, snippet_opt};
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/manual_strip.rs b/clippy_lints/src/manual_strip.rs
index 42a92104a49..3bfca8bea40 100644
--- a/clippy_lints/src/manual_strip.rs
+++ b/clippy_lints/src/manual_strip.rs
@@ -1,9 +1,7 @@
 use crate::consts::{constant, Constant};
 use crate::utils::usage::mutated_variables;
-use crate::utils::{
-    eq_expr_value, higher, match_def_path, meets_msrv, multispan_sugg, paths, snippet, span_lint_and_then,
-};
-
+use crate::utils::{eq_expr_value, higher, match_def_path, meets_msrv, multispan_sugg, paths, span_lint_and_then};
+use clippy_utils::source::snippet;
 use if_chain::if_chain;
 use rustc_ast::ast::LitKind;
 use rustc_hir::def::Res;
diff --git a/clippy_lints/src/manual_unwrap_or.rs b/clippy_lints/src/manual_unwrap_or.rs
index 3a1bde9540d..7a4040539e3 100644
--- a/clippy_lints/src/manual_unwrap_or.rs
+++ b/clippy_lints/src/manual_unwrap_or.rs
@@ -1,6 +1,7 @@
 use crate::consts::constant_simple;
 use crate::utils;
 use crate::utils::{path_to_local_id, sugg};
+use clippy_utils::source::{indent_of, reindent_multiline, snippet_opt};
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
@@ -105,12 +106,12 @@ fn lint_manual_unwrap_or<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) {
             None
         };
         if let Some(or_arm) = applicable_or_arm(match_arms);
-        if let Some(or_body_snippet) = utils::snippet_opt(cx, or_arm.body.span);
-        if let Some(indent) = utils::indent_of(cx, expr.span);
+        if let Some(or_body_snippet) = snippet_opt(cx, or_arm.body.span);
+        if let Some(indent) = indent_of(cx, expr.span);
         if constant_simple(cx, cx.typeck_results(), or_arm.body).is_some();
         then {
             let reindented_or_body =
-                utils::reindent_multiline(or_body_snippet.into(), true, Some(indent));
+                reindent_multiline(or_body_snippet.into(), true, Some(indent));
             utils::span_lint_and_sugg(
                 cx,
                 MANUAL_UNWRAP_OR, expr.span,
diff --git a/clippy_lints/src/map_clone.rs b/clippy_lints/src/map_clone.rs
index 73d924cd51e..e10d7647bcf 100644
--- a/clippy_lints/src/map_clone.rs
+++ b/clippy_lints/src/map_clone.rs
@@ -1,5 +1,6 @@
 use crate::utils::is_trait_method;
-use crate::utils::{remove_blocks, snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::{remove_blocks, span_lint_and_sugg};
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::{is_copy, is_type_diagnostic_item};
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/map_unit_fn.rs b/clippy_lints/src/map_unit_fn.rs
index 6f4ce87ea5c..24bcc808585 100644
--- a/clippy_lints/src/map_unit_fn.rs
+++ b/clippy_lints/src/map_unit_fn.rs
@@ -1,4 +1,5 @@
-use crate::utils::{iter_input_pats, method_chain_args, snippet, span_lint_and_then};
+use crate::utils::{iter_input_pats, method_chain_args, span_lint_and_then};
+use clippy_utils::source::snippet;
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/match_on_vec_items.rs b/clippy_lints/src/match_on_vec_items.rs
index 65afd691d62..57dcd8709b8 100644
--- a/clippy_lints/src/match_on_vec_items.rs
+++ b/clippy_lints/src/match_on_vec_items.rs
@@ -1,4 +1,5 @@
-use crate::utils::{snippet, span_lint_and_sugg};
+use crate::utils::span_lint_and_sugg;
+use clippy_utils::source::snippet;
 use clippy_utils::ty::{is_type_diagnostic_item, is_type_lang_item};
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/matches.rs b/clippy_lints/src/matches.rs
index 4689974e850..4ae1ce977f4 100644
--- a/clippy_lints/src/matches.rs
+++ b/clippy_lints/src/matches.rs
@@ -2,12 +2,12 @@ use crate::consts::{constant, miri_to_const, Constant};
 use crate::utils::sugg::Sugg;
 use crate::utils::visitors::LocalUsedVisitor;
 use crate::utils::{
-    expr_block, get_parent_expr, in_macro, indent_of, is_allowed, is_expn_of, is_refutable, is_wild, match_qpath,
-    meets_msrv, multispan_sugg, path_to_local, path_to_local_id, peel_hir_pat_refs, peel_n_hir_expr_refs,
-    remove_blocks, snippet, snippet_block, snippet_opt, snippet_with_applicability, span_lint_and_help,
+    get_parent_expr, in_macro, is_allowed, is_expn_of, is_refutable, is_wild, match_qpath, meets_msrv, multispan_sugg,
+    path_to_local, path_to_local_id, peel_hir_pat_refs, peel_n_hir_expr_refs, remove_blocks, span_lint_and_help,
     span_lint_and_note, span_lint_and_sugg, span_lint_and_then, strip_pat_refs,
 };
 use crate::utils::{paths, search_same, SpanlessEq, SpanlessHash};
+use clippy_utils::source::{expr_block, indent_of, snippet, snippet_block, snippet_opt, snippet_with_applicability};
 use clippy_utils::ty::{implements_trait, is_type_diagnostic_item, match_type, peel_mid_ty_refs};
 use if_chain::if_chain;
 use rustc_ast::ast::LitKind;
@@ -1614,7 +1614,8 @@ where
 
 mod redundant_pattern_match {
     use super::REDUNDANT_PATTERN_MATCHING;
-    use crate::utils::{is_trait_method, match_qpath, paths, snippet, span_lint_and_then};
+    use crate::utils::{is_trait_method, match_qpath, paths, span_lint_and_then};
+    use clippy_utils::source::snippet;
     use if_chain::if_chain;
     use rustc_ast::ast::LitKind;
     use rustc_errors::Applicability;
diff --git a/clippy_lints/src/mem_discriminant.rs b/clippy_lints/src/mem_discriminant.rs
index d9d86ac9912..fbdc0cdb2d8 100644
--- a/clippy_lints/src/mem_discriminant.rs
+++ b/clippy_lints/src/mem_discriminant.rs
@@ -1,4 +1,5 @@
-use crate::utils::{match_def_path, paths, snippet, span_lint_and_then};
+use crate::utils::{match_def_path, paths, span_lint_and_then};
+use clippy_utils::source::snippet;
 use clippy_utils::ty::walk_ptrs_ty_depth;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/mem_replace.rs b/clippy_lints/src/mem_replace.rs
index 13f9c9b71f3..bf3f6f7f830 100644
--- a/clippy_lints/src/mem_replace.rs
+++ b/clippy_lints/src/mem_replace.rs
@@ -1,7 +1,9 @@
 use crate::utils::{
-    in_macro, match_def_path, match_qpath, meets_msrv, paths, snippet, snippet_with_applicability, span_lint_and_help,
-    span_lint_and_sugg, span_lint_and_then,
+    in_macro, match_def_path, match_qpath, meets_msrv, paths, span_lint_and_help, span_lint_and_sugg,
+    span_lint_and_then,
 };
+use clippy_utils::is_diagnostic_assoc_item;
+use clippy_utils::source::{snippet, snippet_with_applicability};
 use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir::def_id::DefId;
@@ -13,8 +15,6 @@ use rustc_session::{declare_tool_lint, impl_lint_pass};
 use rustc_span::source_map::Span;
 use rustc_span::symbol::sym;
 
-use clippy_utils::is_diagnostic_assoc_item;
-
 declare_clippy_lint! {
     /// **What it does:** Checks for `mem::replace()` on an `Option` with
     /// `None`.
diff --git a/clippy_lints/src/methods/bind_instead_of_map.rs b/clippy_lints/src/methods/bind_instead_of_map.rs
index 073d684dbe3..99b3be67f18 100644
--- a/clippy_lints/src/methods/bind_instead_of_map.rs
+++ b/clippy_lints/src/methods/bind_instead_of_map.rs
@@ -1,8 +1,9 @@
 use super::{contains_return, BIND_INSTEAD_OF_MAP};
 use crate::utils::{
-    in_macro, match_qpath, method_calls, multispan_sugg_with_applicability, paths, remove_blocks, snippet,
-    snippet_with_macro_callsite, span_lint_and_sugg, span_lint_and_then, visitors::find_all_ret_expressions,
+    in_macro, match_qpath, method_calls, multispan_sugg_with_applicability, paths, remove_blocks, span_lint_and_sugg,
+    span_lint_and_then, visitors::find_all_ret_expressions,
 };
+use clippy_utils::source::{snippet, snippet_with_macro_callsite};
 use clippy_utils::ty::match_type;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/methods/bytes_nth.rs b/clippy_lints/src/methods/bytes_nth.rs
index a695c27f11b..f81e9a8c524 100644
--- a/clippy_lints/src/methods/bytes_nth.rs
+++ b/clippy_lints/src/methods/bytes_nth.rs
@@ -1,4 +1,5 @@
-use crate::utils::{snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::span_lint_and_sugg;
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/methods/clone_on_ref_ptr.rs b/clippy_lints/src/methods/clone_on_ref_ptr.rs
index 7bc4ed622dc..90ecb2382e7 100644
--- a/clippy_lints/src/methods/clone_on_ref_ptr.rs
+++ b/clippy_lints/src/methods/clone_on_ref_ptr.rs
@@ -1,4 +1,5 @@
-use crate::utils::{paths, snippet_with_macro_callsite, span_lint_and_sugg};
+use crate::utils::{paths, span_lint_and_sugg};
+use clippy_utils::source::snippet_with_macro_callsite;
 use clippy_utils::ty::{is_type_diagnostic_item, match_type};
 use rustc_errors::Applicability;
 use rustc_hir as hir;
diff --git a/clippy_lints/src/methods/expect_fun_call.rs b/clippy_lints/src/methods/expect_fun_call.rs
index 3de35c930ea..9e96d571337 100644
--- a/clippy_lints/src/methods/expect_fun_call.rs
+++ b/clippy_lints/src/methods/expect_fun_call.rs
@@ -1,4 +1,5 @@
-use crate::utils::{is_expn_of, snippet, snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::{is_expn_of, span_lint_and_sugg};
+use clippy_utils::source::{snippet, snippet_with_applicability};
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/methods/filter_map.rs b/clippy_lints/src/methods/filter_map.rs
index 91c11afcaaf..964c4903ed2 100644
--- a/clippy_lints/src/methods/filter_map.rs
+++ b/clippy_lints/src/methods/filter_map.rs
@@ -1,4 +1,5 @@
-use crate::utils::{is_trait_method, path_to_local_id, snippet, span_lint_and_sugg, SpanlessEq};
+use crate::utils::{is_trait_method, path_to_local_id, span_lint_and_sugg, SpanlessEq};
+use clippy_utils::source::snippet;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir as hir;
diff --git a/clippy_lints/src/methods/filter_map_next.rs b/clippy_lints/src/methods/filter_map_next.rs
index 9019202df0c..ed75315b52c 100644
--- a/clippy_lints/src/methods/filter_map_next.rs
+++ b/clippy_lints/src/methods/filter_map_next.rs
@@ -1,4 +1,5 @@
-use crate::utils::{is_trait_method, meets_msrv, snippet, span_lint, span_lint_and_sugg};
+use crate::utils::{is_trait_method, meets_msrv, span_lint, span_lint_and_sugg};
+use clippy_utils::source::snippet;
 use rustc_errors::Applicability;
 use rustc_hir as hir;
 use rustc_lint::LateContext;
diff --git a/clippy_lints/src/methods/filter_next.rs b/clippy_lints/src/methods/filter_next.rs
index 34787b9a828..097f9fdf2c4 100644
--- a/clippy_lints/src/methods/filter_next.rs
+++ b/clippy_lints/src/methods/filter_next.rs
@@ -1,4 +1,5 @@
-use crate::utils::{is_trait_method, snippet, span_lint, span_lint_and_sugg};
+use crate::utils::{is_trait_method, span_lint, span_lint_and_sugg};
+use clippy_utils::source::snippet;
 use rustc_errors::Applicability;
 use rustc_hir as hir;
 use rustc_lint::LateContext;
diff --git a/clippy_lints/src/methods/get_unwrap.rs b/clippy_lints/src/methods/get_unwrap.rs
index 35071a25cec..b9d34b402bb 100644
--- a/clippy_lints/src/methods/get_unwrap.rs
+++ b/clippy_lints/src/methods/get_unwrap.rs
@@ -1,5 +1,6 @@
 use crate::methods::derefs_to_slice;
-use crate::utils::{get_parent_expr, paths, snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::{get_parent_expr, paths, span_lint_and_sugg};
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::{is_type_diagnostic_item, match_type};
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/methods/inefficient_to_string.rs b/clippy_lints/src/methods/inefficient_to_string.rs
index 42ba62cd4e7..19d05b5c693 100644
--- a/clippy_lints/src/methods/inefficient_to_string.rs
+++ b/clippy_lints/src/methods/inefficient_to_string.rs
@@ -1,5 +1,6 @@
 use super::INEFFICIENT_TO_STRING;
-use crate::utils::{match_def_path, paths, snippet_with_applicability, span_lint_and_then};
+use crate::utils::{match_def_path, paths, span_lint_and_then};
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::{is_type_diagnostic_item, walk_ptrs_ty_depth};
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/methods/iter_count.rs b/clippy_lints/src/methods/iter_count.rs
index 320fd15d6f8..0f393423b7d 100644
--- a/clippy_lints/src/methods/iter_count.rs
+++ b/clippy_lints/src/methods/iter_count.rs
@@ -1,5 +1,6 @@
 use crate::methods::derefs_to_slice;
-use crate::utils::{paths, snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::{paths, span_lint_and_sugg};
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::{is_type_diagnostic_item, match_type};
 use rustc_errors::Applicability;
 use rustc_hir::Expr;
diff --git a/clippy_lints/src/methods/iter_next_slice.rs b/clippy_lints/src/methods/iter_next_slice.rs
index 736148d4fb8..f79942576da 100644
--- a/clippy_lints/src/methods/iter_next_slice.rs
+++ b/clippy_lints/src/methods/iter_next_slice.rs
@@ -1,5 +1,6 @@
 use crate::methods::derefs_to_slice;
-use crate::utils::{get_parent_expr, higher, snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::{get_parent_expr, higher, span_lint_and_sugg};
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_ast::ast;
diff --git a/clippy_lints/src/methods/iter_nth_zero.rs b/clippy_lints/src/methods/iter_nth_zero.rs
index ca2e5db4382..98ddfdfdf9c 100644
--- a/clippy_lints/src/methods/iter_nth_zero.rs
+++ b/clippy_lints/src/methods/iter_nth_zero.rs
@@ -1,5 +1,6 @@
 use crate::consts::{constant, Constant};
-use crate::utils::{is_trait_method, snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::{is_trait_method, span_lint_and_sugg};
+use clippy_utils::source::snippet_with_applicability;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir as hir;
diff --git a/clippy_lints/src/methods/iter_skip_next.rs b/clippy_lints/src/methods/iter_skip_next.rs
index bdfa133b9e2..d191ea0a831 100644
--- a/clippy_lints/src/methods/iter_skip_next.rs
+++ b/clippy_lints/src/methods/iter_skip_next.rs
@@ -1,4 +1,5 @@
-use crate::utils::{is_trait_method, snippet, span_lint_and_sugg};
+use crate::utils::{is_trait_method, span_lint_and_sugg};
+use clippy_utils::source::snippet;
 use rustc_errors::Applicability;
 use rustc_hir as hir;
 use rustc_lint::LateContext;
diff --git a/clippy_lints/src/methods/manual_saturating_arithmetic.rs b/clippy_lints/src/methods/manual_saturating_arithmetic.rs
index 0b414e0eb95..d090a35a3cf 100644
--- a/clippy_lints/src/methods/manual_saturating_arithmetic.rs
+++ b/clippy_lints/src/methods/manual_saturating_arithmetic.rs
@@ -1,4 +1,5 @@
-use crate::utils::{match_qpath, snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::{match_qpath, span_lint_and_sugg};
+use clippy_utils::source::snippet_with_applicability;
 use if_chain::if_chain;
 use rustc_ast::ast;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/methods/map_collect_result_unit.rs b/clippy_lints/src/methods/map_collect_result_unit.rs
index 0a8837be752..349b26b9d58 100644
--- a/clippy_lints/src/methods/map_collect_result_unit.rs
+++ b/clippy_lints/src/methods/map_collect_result_unit.rs
@@ -1,4 +1,5 @@
-use crate::utils::{is_trait_method, snippet, span_lint_and_sugg};
+use crate::utils::{is_trait_method, span_lint_and_sugg};
+use clippy_utils::source::snippet;
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/methods/map_flatten.rs b/clippy_lints/src/methods/map_flatten.rs
index 3d1c6408dea..56719b3cff2 100644
--- a/clippy_lints/src/methods/map_flatten.rs
+++ b/clippy_lints/src/methods/map_flatten.rs
@@ -1,4 +1,5 @@
-use crate::utils::{is_trait_method, snippet, span_lint_and_sugg};
+use crate::utils::{is_trait_method, span_lint_and_sugg};
+use clippy_utils::source::snippet;
 use clippy_utils::ty::is_type_diagnostic_item;
 use rustc_errors::Applicability;
 use rustc_hir as hir;
diff --git a/clippy_lints/src/methods/map_unwrap_or.rs b/clippy_lints/src/methods/map_unwrap_or.rs
index 4346869ae0d..96dbc7ddc63 100644
--- a/clippy_lints/src/methods/map_unwrap_or.rs
+++ b/clippy_lints/src/methods/map_unwrap_or.rs
@@ -1,5 +1,6 @@
 use crate::utils::usage::mutated_variables;
-use crate::utils::{meets_msrv, snippet, span_lint, span_lint_and_sugg};
+use crate::utils::{meets_msrv, span_lint, span_lint_and_sugg};
+use clippy_utils::source::snippet;
 use clippy_utils::ty::is_type_diagnostic_item;
 use rustc_errors::Applicability;
 use rustc_hir as hir;
diff --git a/clippy_lints/src/methods/mod.rs b/clippy_lints/src/methods/mod.rs
index 53f63fdc28e..47617e4722e 100644
--- a/clippy_lints/src/methods/mod.rs
+++ b/clippy_lints/src/methods/mod.rs
@@ -52,6 +52,7 @@ mod wrong_self_convention;
 mod zst_offset;
 
 use bind_instead_of_map::BindInsteadOfMap;
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::{contains_ty, implements_trait, is_copy, is_type_diagnostic_item};
 use if_chain::if_chain;
 use rustc_ast::ast;
@@ -68,8 +69,8 @@ use rustc_typeck::hir_ty_to_ty;
 
 use crate::utils::{
     contains_return, get_trait_def_id, in_macro, iter_input_pats, match_def_path, match_qpath, method_calls,
-    method_chain_args, paths, return_ty, single_segment_path, snippet_with_applicability, span_lint,
-    span_lint_and_help, span_lint_and_sugg, SpanlessEq,
+    method_chain_args, paths, return_ty, single_segment_path, span_lint, span_lint_and_help, span_lint_and_sugg,
+    SpanlessEq,
 };
 
 declare_clippy_lint! {
diff --git a/clippy_lints/src/methods/option_as_ref_deref.rs b/clippy_lints/src/methods/option_as_ref_deref.rs
index 17444336a5e..6597e9f96a8 100644
--- a/clippy_lints/src/methods/option_as_ref_deref.rs
+++ b/clippy_lints/src/methods/option_as_ref_deref.rs
@@ -1,4 +1,5 @@
-use crate::utils::{match_def_path, meets_msrv, path_to_local_id, paths, remove_blocks, snippet, span_lint_and_sugg};
+use crate::utils::{match_def_path, meets_msrv, path_to_local_id, paths, remove_blocks, span_lint_and_sugg};
+use clippy_utils::source::snippet;
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/methods/option_map_or_none.rs b/clippy_lints/src/methods/option_map_or_none.rs
index 5bd4a5bfe21..eed71d02467 100644
--- a/clippy_lints/src/methods/option_map_or_none.rs
+++ b/clippy_lints/src/methods/option_map_or_none.rs
@@ -1,4 +1,5 @@
-use crate::utils::{match_qpath, paths, snippet, span_lint_and_sugg};
+use crate::utils::{match_qpath, paths, span_lint_and_sugg};
+use clippy_utils::source::snippet;
 use clippy_utils::ty::is_type_diagnostic_item;
 use rustc_errors::Applicability;
 use rustc_hir as hir;
diff --git a/clippy_lints/src/methods/option_map_unwrap_or.rs b/clippy_lints/src/methods/option_map_unwrap_or.rs
index d1c78b3a833..398d8f13bd4 100644
--- a/clippy_lints/src/methods/option_map_unwrap_or.rs
+++ b/clippy_lints/src/methods/option_map_unwrap_or.rs
@@ -1,4 +1,5 @@
-use crate::utils::{differing_macro_contexts, snippet_with_applicability, span_lint_and_then};
+use crate::utils::{differing_macro_contexts, span_lint_and_then};
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::is_copy;
 use clippy_utils::ty::is_type_diagnostic_item;
 use rustc_data_structures::fx::FxHashSet;
diff --git a/clippy_lints/src/methods/or_fun_call.rs b/clippy_lints/src/methods/or_fun_call.rs
index 9f24fe79089..634feebe54a 100644
--- a/clippy_lints/src/methods/or_fun_call.rs
+++ b/clippy_lints/src/methods/or_fun_call.rs
@@ -1,8 +1,6 @@
 use crate::utils::eager_or_lazy::is_lazyness_candidate;
-use crate::utils::{
-    contains_return, get_trait_def_id, last_path_segment, paths, snippet, snippet_with_applicability,
-    snippet_with_macro_callsite, span_lint_and_sugg,
-};
+use crate::utils::{contains_return, get_trait_def_id, last_path_segment, paths, span_lint_and_sugg};
+use clippy_utils::source::{snippet, snippet_with_applicability, snippet_with_macro_callsite};
 use clippy_utils::ty::{implements_trait, is_type_diagnostic_item, match_type};
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/methods/search_is_some.rs b/clippy_lints/src/methods/search_is_some.rs
index d903f1e74d3..6054579d988 100644
--- a/clippy_lints/src/methods/search_is_some.rs
+++ b/clippy_lints/src/methods/search_is_some.rs
@@ -1,6 +1,5 @@
-use crate::utils::{
-    is_trait_method, snippet, snippet_with_applicability, span_lint_and_help, span_lint_and_sugg, strip_pat_refs,
-};
+use crate::utils::{is_trait_method, span_lint_and_help, span_lint_and_sugg, strip_pat_refs};
+use clippy_utils::source::{snippet, snippet_with_applicability};
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/methods/single_char_insert_string.rs b/clippy_lints/src/methods/single_char_insert_string.rs
index 0ce8b66978d..ff67564b39d 100644
--- a/clippy_lints/src/methods/single_char_insert_string.rs
+++ b/clippy_lints/src/methods/single_char_insert_string.rs
@@ -1,5 +1,6 @@
 use crate::methods::get_hint_if_single_char_arg;
-use crate::utils::{snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::span_lint_and_sugg;
+use clippy_utils::source::snippet_with_applicability;
 use rustc_errors::Applicability;
 use rustc_hir as hir;
 use rustc_lint::LateContext;
diff --git a/clippy_lints/src/methods/single_char_push_string.rs b/clippy_lints/src/methods/single_char_push_string.rs
index deacc70b713..18df90c1ab3 100644
--- a/clippy_lints/src/methods/single_char_push_string.rs
+++ b/clippy_lints/src/methods/single_char_push_string.rs
@@ -1,5 +1,6 @@
 use crate::methods::get_hint_if_single_char_arg;
-use crate::utils::{snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::span_lint_and_sugg;
+use clippy_utils::source::snippet_with_applicability;
 use rustc_errors::Applicability;
 use rustc_hir as hir;
 use rustc_lint::LateContext;
diff --git a/clippy_lints/src/methods/string_extend_chars.rs b/clippy_lints/src/methods/string_extend_chars.rs
index 5b8cca34931..1b26e8314af 100644
--- a/clippy_lints/src/methods/string_extend_chars.rs
+++ b/clippy_lints/src/methods/string_extend_chars.rs
@@ -1,4 +1,5 @@
-use crate::utils::{method_chain_args, snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::{method_chain_args, span_lint_and_sugg};
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::is_type_diagnostic_item;
 use rustc_errors::Applicability;
 use rustc_hir as hir;
diff --git a/clippy_lints/src/methods/unnecessary_fold.rs b/clippy_lints/src/methods/unnecessary_fold.rs
index 9aa53f02ef0..4d5cbdd619d 100644
--- a/clippy_lints/src/methods/unnecessary_fold.rs
+++ b/clippy_lints/src/methods/unnecessary_fold.rs
@@ -1,6 +1,5 @@
-use crate::utils::{
-    is_trait_method, path_to_local_id, remove_blocks, snippet_with_applicability, span_lint_and_sugg, strip_pat_refs,
-};
+use crate::utils::{is_trait_method, path_to_local_id, remove_blocks, span_lint_and_sugg, strip_pat_refs};
+use clippy_utils::source::snippet_with_applicability;
 use if_chain::if_chain;
 use rustc_ast::ast;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/methods/unnecessary_lazy_eval.rs b/clippy_lints/src/methods/unnecessary_lazy_eval.rs
index d260a771c01..444abde3d0f 100644
--- a/clippy_lints/src/methods/unnecessary_lazy_eval.rs
+++ b/clippy_lints/src/methods/unnecessary_lazy_eval.rs
@@ -1,5 +1,6 @@
+use crate::utils::span_lint_and_sugg;
 use crate::utils::{eager_or_lazy, usage};
-use crate::utils::{snippet, span_lint_and_sugg};
+use clippy_utils::source::snippet;
 use clippy_utils::ty::is_type_diagnostic_item;
 use rustc_errors::Applicability;
 use rustc_hir as hir;
diff --git a/clippy_lints/src/methods/useless_asref.rs b/clippy_lints/src/methods/useless_asref.rs
index e6b1789a4a8..c6d84aedc0a 100644
--- a/clippy_lints/src/methods/useless_asref.rs
+++ b/clippy_lints/src/methods/useless_asref.rs
@@ -1,4 +1,5 @@
-use crate::utils::{get_parent_expr, match_trait_method, paths, snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::{get_parent_expr, match_trait_method, paths, span_lint_and_sugg};
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::walk_ptrs_ty_depth;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/misc.rs b/clippy_lints/src/misc.rs
index 5c4d4401cd9..f161054cc8c 100644
--- a/clippy_lints/src/misc.rs
+++ b/clippy_lints/src/misc.rs
@@ -1,3 +1,4 @@
+use clippy_utils::source::{snippet, snippet_opt};
 use clippy_utils::ty::implements_trait;
 use if_chain::if_chain;
 use rustc_ast::ast::LitKind;
@@ -19,8 +20,8 @@ use crate::consts::{constant, Constant};
 use crate::utils::sugg::Sugg;
 use crate::utils::{
     get_item_name, get_parent_expr, higher, in_constant, is_diagnostic_assoc_item, is_integer_const, iter_input_pats,
-    last_path_segment, match_qpath, snippet, snippet_opt, span_lint, span_lint_and_sugg, span_lint_and_then,
-    span_lint_hir_and_then, unsext, SpanlessEq,
+    last_path_segment, match_qpath, span_lint, span_lint_and_sugg, span_lint_and_then, span_lint_hir_and_then, unsext,
+    SpanlessEq,
 };
 
 declare_clippy_lint! {
diff --git a/clippy_lints/src/misc_early.rs b/clippy_lints/src/misc_early.rs
index 84a0df92f5b..6ec523498e1 100644
--- a/clippy_lints/src/misc_early.rs
+++ b/clippy_lints/src/misc_early.rs
@@ -1,4 +1,5 @@
-use crate::utils::{snippet_opt, span_lint, span_lint_and_help, span_lint_and_sugg, span_lint_and_then};
+use crate::utils::{span_lint, span_lint_and_help, span_lint_and_sugg, span_lint_and_then};
+use clippy_utils::source::snippet_opt;
 use rustc_ast::ast::{
     BindingMode, Expr, ExprKind, GenericParamKind, Generics, Lit, LitFloatType, LitIntType, LitKind, Mutability,
     NodeId, Pat, PatKind, UnOp,
diff --git a/clippy_lints/src/needless_bool.rs b/clippy_lints/src/needless_bool.rs
index f283ff1715f..22adbdf09a6 100644
--- a/clippy_lints/src/needless_bool.rs
+++ b/clippy_lints/src/needless_bool.rs
@@ -3,7 +3,8 @@
 //! This lint is **warn** by default
 
 use crate::utils::sugg::Sugg;
-use crate::utils::{is_expn_of, parent_node_is_if_expr, snippet_with_applicability, span_lint, span_lint_and_sugg};
+use crate::utils::{is_expn_of, parent_node_is_if_expr, span_lint, span_lint_and_sugg};
+use clippy_utils::source::snippet_with_applicability;
 use rustc_ast::ast::LitKind;
 use rustc_errors::Applicability;
 use rustc_hir::{BinOpKind, Block, Expr, ExprKind, StmtKind, UnOp};
diff --git a/clippy_lints/src/needless_borrow.rs b/clippy_lints/src/needless_borrow.rs
index 1aadcfd87b6..d8b574af1fe 100644
--- a/clippy_lints/src/needless_borrow.rs
+++ b/clippy_lints/src/needless_borrow.rs
@@ -2,7 +2,8 @@
 //!
 //! This lint is **warn** by default
 
-use crate::utils::{is_automatically_derived, snippet_opt, span_lint_and_then};
+use crate::utils::{is_automatically_derived, span_lint_and_then};
+use clippy_utils::source::snippet_opt;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir::{BindingAnnotation, BorrowKind, Expr, ExprKind, Item, Mutability, Pat, PatKind};
diff --git a/clippy_lints/src/needless_borrowed_ref.rs b/clippy_lints/src/needless_borrowed_ref.rs
index f449f397e7d..5ee71f25694 100644
--- a/clippy_lints/src/needless_borrowed_ref.rs
+++ b/clippy_lints/src/needless_borrowed_ref.rs
@@ -1,4 +1,5 @@
-use crate::utils::{snippet_with_applicability, span_lint_and_then};
+use crate::utils::span_lint_and_then;
+use clippy_utils::source::snippet_with_applicability;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir::{BindingAnnotation, Mutability, Node, Pat, PatKind};
diff --git a/clippy_lints/src/needless_continue.rs b/clippy_lints/src/needless_continue.rs
index 30fe2d6225c..4ff90704207 100644
--- a/clippy_lints/src/needless_continue.rs
+++ b/clippy_lints/src/needless_continue.rs
@@ -33,13 +33,14 @@
 //! ```
 //!
 //! This lint is **warn** by default.
+use clippy_utils::source::{indent_of, snippet, snippet_block};
 use rustc_ast::ast;
 use rustc_lint::{EarlyContext, EarlyLintPass};
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 use rustc_span::source_map::{original_sp, DUMMY_SP};
 use rustc_span::Span;
 
-use crate::utils::{indent_of, snippet, snippet_block, span_lint_and_help};
+use crate::utils::span_lint_and_help;
 
 declare_clippy_lint! {
     /// **What it does:** The lint checks for `if`-statements appearing in loops
diff --git a/clippy_lints/src/needless_pass_by_value.rs b/clippy_lints/src/needless_pass_by_value.rs
index 14989283681..6f7a5d85480 100644
--- a/clippy_lints/src/needless_pass_by_value.rs
+++ b/clippy_lints/src/needless_pass_by_value.rs
@@ -1,5 +1,6 @@
 use crate::utils::ptr::get_spans;
-use crate::utils::{get_trait_def_id, is_self, multispan_sugg, paths, snippet, snippet_opt, span_lint_and_then};
+use crate::utils::{get_trait_def_id, is_self, multispan_sugg, paths, span_lint_and_then};
+use clippy_utils::source::{snippet, snippet_opt};
 use clippy_utils::ty::{implements_trait, is_copy, is_type_diagnostic_item};
 use if_chain::if_chain;
 use rustc_ast::ast::Attribute;
diff --git a/clippy_lints/src/needless_question_mark.rs b/clippy_lints/src/needless_question_mark.rs
index d616290ee9c..bcc39ff855c 100644
--- a/clippy_lints/src/needless_question_mark.rs
+++ b/clippy_lints/src/needless_question_mark.rs
@@ -1,3 +1,4 @@
+use clippy_utils::source::snippet;
 use clippy_utils::ty::is_type_diagnostic_item;
 use rustc_errors::Applicability;
 use rustc_hir::{Body, Expr, ExprKind, LangItem, MatchSource, QPath};
@@ -145,7 +146,7 @@ fn emit_lint(cx: &LateContext<'_>, expr: &SomeOkCall<'_>) {
         entire_expr.span,
         "question mark operator is useless here",
         "try",
-        format!("{}", utils::snippet(cx, inner_expr.span, r#""...""#)),
+        format!("{}", snippet(cx, inner_expr.span, r#""...""#)),
         Applicability::MachineApplicable,
     );
 }
diff --git a/clippy_lints/src/no_effect.rs b/clippy_lints/src/no_effect.rs
index c377d373ad6..7a7bc7a44cd 100644
--- a/clippy_lints/src/no_effect.rs
+++ b/clippy_lints/src/no_effect.rs
@@ -1,4 +1,5 @@
-use crate::utils::{snippet_opt, span_lint, span_lint_and_sugg};
+use crate::utils::{span_lint, span_lint_and_sugg};
+use clippy_utils::source::snippet_opt;
 use clippy_utils::ty::has_drop;
 use rustc_errors::Applicability;
 use rustc_hir::def::{DefKind, Res};
diff --git a/clippy_lints/src/pass_by_ref_or_value.rs b/clippy_lints/src/pass_by_ref_or_value.rs
index c9b59b89306..757ead2c24c 100644
--- a/clippy_lints/src/pass_by_ref_or_value.rs
+++ b/clippy_lints/src/pass_by_ref_or_value.rs
@@ -1,6 +1,7 @@
 use std::cmp;
 
-use crate::utils::{is_self_ty, snippet, span_lint_and_sugg};
+use crate::utils::{is_self_ty, span_lint_and_sugg};
+use clippy_utils::source::snippet;
 use clippy_utils::ty::is_copy;
 use if_chain::if_chain;
 use rustc_ast::attr;
diff --git a/clippy_lints/src/precedence.rs b/clippy_lints/src/precedence.rs
index c9d18c3cb72..fbe54e92ab9 100644
--- a/clippy_lints/src/precedence.rs
+++ b/clippy_lints/src/precedence.rs
@@ -1,4 +1,5 @@
-use crate::utils::{snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::span_lint_and_sugg;
+use clippy_utils::source::snippet_with_applicability;
 use if_chain::if_chain;
 use rustc_ast::ast::{BinOpKind, Expr, ExprKind, LitKind, UnOp};
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/ptr.rs b/clippy_lints/src/ptr.rs
index c2649a135eb..bfe8bf33f51 100644
--- a/clippy_lints/src/ptr.rs
+++ b/clippy_lints/src/ptr.rs
@@ -1,7 +1,8 @@
 //! Checks for usage of  `&Vec[_]` and `&String`.
 
 use crate::utils::ptr::get_spans;
-use crate::utils::{is_allowed, match_qpath, paths, snippet_opt, span_lint, span_lint_and_sugg, span_lint_and_then};
+use crate::utils::{is_allowed, match_qpath, paths, span_lint, span_lint_and_sugg, span_lint_and_then};
+use clippy_utils::source::snippet_opt;
 use clippy_utils::ty::{is_type_diagnostic_item, match_type, walk_ptrs_hir_ty};
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/ptr_eq.rs b/clippy_lints/src/ptr_eq.rs
index 3be792ce5e4..4f83e370c5f 100644
--- a/clippy_lints/src/ptr_eq.rs
+++ b/clippy_lints/src/ptr_eq.rs
@@ -1,4 +1,5 @@
 use crate::utils;
+use clippy_utils::source::snippet_opt;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir::{BinOpKind, Expr, ExprKind};
@@ -54,8 +55,8 @@ impl LateLintPass<'_> for PtrEq {
                 if_chain! {
                     if let Some(left_var) = expr_as_cast_to_raw_pointer(cx, left);
                     if let Some(right_var) = expr_as_cast_to_raw_pointer(cx, right);
-                    if let Some(left_snip) = utils::snippet_opt(cx, left_var.span);
-                    if let Some(right_snip) = utils::snippet_opt(cx, right_var.span);
+                    if let Some(left_snip) = snippet_opt(cx, left_var.span);
+                    if let Some(right_snip) = snippet_opt(cx, right_var.span);
                     then {
                         utils::span_lint_and_sugg(
                             cx,
diff --git a/clippy_lints/src/ptr_offset_with_cast.rs b/clippy_lints/src/ptr_offset_with_cast.rs
index e0996804a59..b801defeb24 100644
--- a/clippy_lints/src/ptr_offset_with_cast.rs
+++ b/clippy_lints/src/ptr_offset_with_cast.rs
@@ -1,4 +1,5 @@
-use crate::utils::{snippet_opt, span_lint, span_lint_and_sugg};
+use crate::utils::{span_lint, span_lint_and_sugg};
+use clippy_utils::source::snippet_opt;
 use rustc_errors::Applicability;
 use rustc_hir::{Expr, ExprKind};
 use rustc_lint::{LateContext, LateLintPass};
diff --git a/clippy_lints/src/question_mark.rs b/clippy_lints/src/question_mark.rs
index dc00aaffa58..43431425a43 100644
--- a/clippy_lints/src/question_mark.rs
+++ b/clippy_lints/src/question_mark.rs
@@ -1,3 +1,4 @@
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
@@ -8,7 +9,7 @@ use rustc_session::{declare_lint_pass, declare_tool_lint};
 use rustc_span::sym;
 
 use crate::utils::sugg::Sugg;
-use crate::utils::{eq_expr_value, match_def_path, match_qpath, paths, snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::{eq_expr_value, match_def_path, match_qpath, paths, span_lint_and_sugg};
 
 declare_clippy_lint! {
     /// **What it does:** Checks for expressions that could be replaced by the question mark operator.
diff --git a/clippy_lints/src/ranges.rs b/clippy_lints/src/ranges.rs
index 59503817c0f..3ce8949bf8b 100644
--- a/clippy_lints/src/ranges.rs
+++ b/clippy_lints/src/ranges.rs
@@ -1,4 +1,5 @@
 use crate::consts::{constant, Constant};
+use clippy_utils::source::{snippet, snippet_opt, snippet_with_applicability};
 use if_chain::if_chain;
 use rustc_ast::ast::RangeLimits;
 use rustc_errors::Applicability;
@@ -14,8 +15,8 @@ use std::cmp::Ordering;
 
 use crate::utils::sugg::Sugg;
 use crate::utils::{
-    get_parent_expr, in_constant, is_integer_const, meets_msrv, single_segment_path, snippet, snippet_opt,
-    snippet_with_applicability, span_lint, span_lint_and_sugg, span_lint_and_then,
+    get_parent_expr, in_constant, is_integer_const, meets_msrv, single_segment_path, span_lint, span_lint_and_sugg,
+    span_lint_and_then,
 };
 use crate::utils::{higher, SpanlessEq};
 
diff --git a/clippy_lints/src/redundant_clone.rs b/clippy_lints/src/redundant_clone.rs
index d2e5a5db372..84723acd034 100644
--- a/clippy_lints/src/redundant_clone.rs
+++ b/clippy_lints/src/redundant_clone.rs
@@ -1,6 +1,5 @@
-use crate::utils::{
-    fn_has_unsatisfiable_preds, match_def_path, paths, snippet_opt, span_lint_hir, span_lint_hir_and_then,
-};
+use crate::utils::{fn_has_unsatisfiable_preds, match_def_path, paths, span_lint_hir, span_lint_hir_and_then};
+use clippy_utils::source::snippet_opt;
 use clippy_utils::ty::{has_drop, is_copy, is_type_diagnostic_item, walk_ptrs_ty_depth};
 use if_chain::if_chain;
 use rustc_data_structures::{fx::FxHashMap, transitive_relation::TransitiveRelation};
diff --git a/clippy_lints/src/redundant_closure_call.rs b/clippy_lints/src/redundant_closure_call.rs
index f398b3fff25..283e25553cf 100644
--- a/clippy_lints/src/redundant_closure_call.rs
+++ b/clippy_lints/src/redundant_closure_call.rs
@@ -1,4 +1,5 @@
-use crate::utils::{snippet_with_applicability, span_lint, span_lint_and_then};
+use crate::utils::{span_lint, span_lint_and_then};
+use clippy_utils::source::snippet_with_applicability;
 use if_chain::if_chain;
 use rustc_ast::ast;
 use rustc_ast::visit as ast_visit;
diff --git a/clippy_lints/src/redundant_slicing.rs b/clippy_lints/src/redundant_slicing.rs
index 992d1901584..85ea91a387b 100644
--- a/clippy_lints/src/redundant_slicing.rs
+++ b/clippy_lints/src/redundant_slicing.rs
@@ -1,3 +1,4 @@
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::is_type_lang_item;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
@@ -6,7 +7,7 @@ use rustc_lint::{LateContext, LateLintPass, LintContext};
 use rustc_middle::{lint::in_external_macro, ty::TyS};
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 
-use crate::utils::{snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::span_lint_and_sugg;
 
 declare_clippy_lint! {
     /// **What it does:** Checks for redundant slicing expressions which use the full range, and
diff --git a/clippy_lints/src/redundant_static_lifetimes.rs b/clippy_lints/src/redundant_static_lifetimes.rs
index fcfa3c12755..1352a651723 100644
--- a/clippy_lints/src/redundant_static_lifetimes.rs
+++ b/clippy_lints/src/redundant_static_lifetimes.rs
@@ -1,4 +1,5 @@
-use crate::utils::{meets_msrv, snippet, span_lint_and_then};
+use crate::utils::{meets_msrv, span_lint_and_then};
+use clippy_utils::source::snippet;
 use rustc_ast::ast::{Item, ItemKind, Ty, TyKind};
 use rustc_errors::Applicability;
 use rustc_lint::{EarlyContext, EarlyLintPass};
diff --git a/clippy_lints/src/ref_option_ref.rs b/clippy_lints/src/ref_option_ref.rs
index 8cd6692ce03..cec6b06262b 100644
--- a/clippy_lints/src/ref_option_ref.rs
+++ b/clippy_lints/src/ref_option_ref.rs
@@ -1,12 +1,12 @@
-use crate::utils::{last_path_segment, snippet, span_lint_and_sugg};
+use crate::utils::{last_path_segment, span_lint_and_sugg};
+use clippy_utils::source::snippet;
+use if_chain::if_chain;
+use rustc_errors::Applicability;
 use rustc_hir::{GenericArg, Mutability, Ty, TyKind};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 use rustc_span::symbol::sym;
 
-use if_chain::if_chain;
-use rustc_errors::Applicability;
-
 declare_clippy_lint! {
     /// **What it does:** Checks for usage of `&Option<&T>`.
     ///
diff --git a/clippy_lints/src/reference.rs b/clippy_lints/src/reference.rs
index e1450466a7c..31e834ac174 100644
--- a/clippy_lints/src/reference.rs
+++ b/clippy_lints/src/reference.rs
@@ -1,5 +1,6 @@
 use crate::utils::sugg::Sugg;
-use crate::utils::{in_macro, snippet_opt, snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::{in_macro, span_lint_and_sugg};
+use clippy_utils::source::{snippet_opt, snippet_with_applicability};
 use if_chain::if_chain;
 use rustc_ast::ast::{Expr, ExprKind, Mutability, UnOp};
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/repeat_once.rs b/clippy_lints/src/repeat_once.rs
index 7d668739c5a..a88078c12a3 100644
--- a/clippy_lints/src/repeat_once.rs
+++ b/clippy_lints/src/repeat_once.rs
@@ -1,5 +1,6 @@
 use crate::consts::{constant_context, Constant};
-use crate::utils::{in_macro, snippet, span_lint_and_sugg};
+use crate::utils::{in_macro, span_lint_and_sugg};
+use clippy_utils::source::snippet;
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/returns.rs b/clippy_lints/src/returns.rs
index 40c0f1f4589..eb7fe403fd7 100644
--- a/clippy_lints/src/returns.rs
+++ b/clippy_lints/src/returns.rs
@@ -1,3 +1,4 @@
+use clippy_utils::source::snippet_opt;
 use if_chain::if_chain;
 use rustc_ast::ast::Attribute;
 use rustc_errors::Applicability;
@@ -11,7 +12,7 @@ use rustc_session::{declare_lint_pass, declare_tool_lint};
 use rustc_span::source_map::Span;
 use rustc_span::sym;
 
-use crate::utils::{fn_def_id, in_macro, match_qpath, snippet_opt, span_lint_and_sugg, span_lint_and_then};
+use crate::utils::{fn_def_id, in_macro, match_qpath, span_lint_and_sugg, span_lint_and_then};
 
 declare_clippy_lint! {
     /// **What it does:** Checks for `let`-bindings, which are subsequently
diff --git a/clippy_lints/src/self_assignment.rs b/clippy_lints/src/self_assignment.rs
index e096c9aebc1..e62b75de4ca 100644
--- a/clippy_lints/src/self_assignment.rs
+++ b/clippy_lints/src/self_assignment.rs
@@ -1,4 +1,5 @@
-use crate::utils::{eq_expr_value, snippet, span_lint};
+use crate::utils::{eq_expr_value, span_lint};
+use clippy_utils::source::snippet;
 use rustc_hir::{Expr, ExprKind};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_session::{declare_lint_pass, declare_tool_lint};
diff --git a/clippy_lints/src/semicolon_if_nothing_returned.rs b/clippy_lints/src/semicolon_if_nothing_returned.rs
index 839c995e525..695d7233af2 100644
--- a/clippy_lints/src/semicolon_if_nothing_returned.rs
+++ b/clippy_lints/src/semicolon_if_nothing_returned.rs
@@ -1,4 +1,5 @@
-use crate::utils::{in_macro, snippet_with_macro_callsite, span_lint_and_sugg, sugg};
+use crate::utils::{in_macro, span_lint_and_sugg, sugg};
+use clippy_utils::source::snippet_with_macro_callsite;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir::{Block, ExprKind};
diff --git a/clippy_lints/src/shadow.rs b/clippy_lints/src/shadow.rs
index 32f6bc74642..4a8cacb31fd 100644
--- a/clippy_lints/src/shadow.rs
+++ b/clippy_lints/src/shadow.rs
@@ -1,4 +1,5 @@
-use crate::utils::{contains_name, higher, iter_input_pats, snippet, span_lint_and_then};
+use crate::utils::{contains_name, higher, iter_input_pats, span_lint_and_then};
+use clippy_utils::source::snippet;
 use rustc_hir::intravisit::FnKind;
 use rustc_hir::{
     Block, Body, Expr, ExprKind, FnDecl, Guard, HirId, Local, MutTy, Pat, PatKind, Path, QPath, StmtKind, Ty, TyKind,
diff --git a/clippy_lints/src/strings.rs b/clippy_lints/src/strings.rs
index 62b4b40df45..ce93ab23b2f 100644
--- a/clippy_lints/src/strings.rs
+++ b/clippy_lints/src/strings.rs
@@ -3,6 +3,7 @@ use crate::utils::{
     get_parent_expr, is_allowed, match_function_call, method_calls, paths, span_lint, span_lint_and_help,
     span_lint_and_sugg,
 };
+use clippy_utils::source::{snippet, snippet_with_applicability};
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
@@ -204,7 +205,6 @@ declare_lint_pass!(StringLitAsBytes => [STRING_LIT_AS_BYTES, STRING_FROM_UTF8_AS
 
 impl<'tcx> LateLintPass<'tcx> for StringLitAsBytes {
     fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) {
-        use crate::utils::{snippet, snippet_with_applicability};
         use rustc_ast::LitKind;
 
         if_chain! {
diff --git a/clippy_lints/src/suspicious_operation_groupings.rs b/clippy_lints/src/suspicious_operation_groupings.rs
index 44521885d20..3bdd9b7e4cb 100644
--- a/clippy_lints/src/suspicious_operation_groupings.rs
+++ b/clippy_lints/src/suspicious_operation_groupings.rs
@@ -1,5 +1,6 @@
 use crate::utils::ast_utils::{eq_id, is_useless_with_eq_exprs, IdentIter};
-use crate::utils::{snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::span_lint_and_sugg;
+use clippy_utils::source::snippet_with_applicability;
 use core::ops::{Add, AddAssign};
 use if_chain::if_chain;
 use rustc_ast::ast::{BinOpKind, Expr, ExprKind, StmtKind};
diff --git a/clippy_lints/src/swap.rs b/clippy_lints/src/swap.rs
index ba2d73a8228..d4a495f3ea9 100644
--- a/clippy_lints/src/swap.rs
+++ b/clippy_lints/src/swap.rs
@@ -1,5 +1,6 @@
 use crate::utils::sugg::Sugg;
-use crate::utils::{differing_macro_contexts, eq_expr_value, snippet_with_applicability, span_lint_and_then};
+use crate::utils::{differing_macro_contexts, eq_expr_value, span_lint_and_then};
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/to_digit_is_some.rs b/clippy_lints/src/to_digit_is_some.rs
index eeda39bfa20..940273afc57 100644
--- a/clippy_lints/src/to_digit_is_some.rs
+++ b/clippy_lints/src/to_digit_is_some.rs
@@ -1,4 +1,5 @@
-use crate::utils::{match_def_path, snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::{match_def_path, span_lint_and_sugg};
+use clippy_utils::source::snippet_with_applicability;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir as hir;
diff --git a/clippy_lints/src/trait_bounds.rs b/clippy_lints/src/trait_bounds.rs
index daff5f81e8c..d3314271c21 100644
--- a/clippy_lints/src/trait_bounds.rs
+++ b/clippy_lints/src/trait_bounds.rs
@@ -1,4 +1,5 @@
-use crate::utils::{in_macro, snippet, snippet_with_applicability, span_lint_and_help, SpanlessHash};
+use crate::utils::{in_macro, span_lint_and_help, SpanlessHash};
+use clippy_utils::source::{snippet, snippet_with_applicability};
 use if_chain::if_chain;
 use rustc_data_structures::fx::FxHashMap;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/transmute/transmute_ref_to_ref.rs b/clippy_lints/src/transmute/transmute_ref_to_ref.rs
index 01b00bb0a22..4780eb9b14e 100644
--- a/clippy_lints/src/transmute/transmute_ref_to_ref.rs
+++ b/clippy_lints/src/transmute/transmute_ref_to_ref.rs
@@ -1,5 +1,6 @@
 use super::{TRANSMUTE_BYTES_TO_STR, TRANSMUTE_PTR_TO_PTR};
-use crate::utils::{snippet, span_lint_and_sugg, span_lint_and_then, sugg};
+use crate::utils::{span_lint_and_sugg, span_lint_and_then, sugg};
+use clippy_utils::source::snippet;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir::{Expr, Mutability};
diff --git a/clippy_lints/src/transmute/utils.rs b/clippy_lints/src/transmute/utils.rs
index f4b0f205993..0633697687a 100644
--- a/clippy_lints/src/transmute/utils.rs
+++ b/clippy_lints/src/transmute/utils.rs
@@ -1,4 +1,5 @@
-use crate::utils::{last_path_segment, snippet};
+use crate::utils::last_path_segment;
+use clippy_utils::source::snippet;
 use clippy_utils::ty::is_normalizable;
 use if_chain::if_chain;
 use rustc_hir::{Expr, GenericArg, QPath, TyKind};
diff --git a/clippy_lints/src/try_err.rs b/clippy_lints/src/try_err.rs
index bdb81ea32d7..e356add8e9d 100644
--- a/clippy_lints/src/try_err.rs
+++ b/clippy_lints/src/try_err.rs
@@ -1,7 +1,5 @@
-use crate::utils::{
-    differing_macro_contexts, in_macro, match_def_path, match_qpath, paths, snippet, snippet_with_macro_callsite,
-    span_lint_and_sugg,
-};
+use crate::utils::{differing_macro_contexts, in_macro, match_def_path, match_qpath, paths, span_lint_and_sugg};
+use clippy_utils::source::{snippet, snippet_with_macro_callsite};
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/types/borrowed_box.rs b/clippy_lints/src/types/borrowed_box.rs
index a7a511b21cf..01aeea7a67f 100644
--- a/clippy_lints/src/types/borrowed_box.rs
+++ b/clippy_lints/src/types/borrowed_box.rs
@@ -1,3 +1,6 @@
+use crate::utils::{match_path, paths, span_lint_and_sugg};
+use clippy_utils::source::snippet;
+use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir::{
     self as hir, GenericArg, GenericBounds, GenericParamKind, HirId, Lifetime, MutTy, Mutability, Node, QPath,
@@ -5,10 +8,6 @@ use rustc_hir::{
 };
 use rustc_lint::LateContext;
 
-use if_chain::if_chain;
-
-use crate::utils::{match_path, paths, snippet, span_lint_and_sugg};
-
 use super::BORROWED_BOX;
 
 pub(super) fn check(cx: &LateContext<'_>, hir_ty: &hir::Ty<'_>, lt: &Lifetime, mut_ty: &MutTy<'_>) -> bool {
diff --git a/clippy_lints/src/types/mod.rs b/clippy_lints/src/types/mod.rs
index fcd38718b9b..279a971318c 100644
--- a/clippy_lints/src/types/mod.rs
+++ b/clippy_lints/src/types/mod.rs
@@ -13,6 +13,7 @@ use std::borrow::Cow;
 use std::cmp::Ordering;
 use std::collections::BTreeMap;
 
+use clippy_utils::source::{indent_of, reindent_multiline, snippet, snippet_opt, snippet_with_macro_callsite};
 use clippy_utils::ty::{is_isize_or_usize, is_type_diagnostic_item};
 use if_chain::if_chain;
 use rustc_errors::{Applicability, DiagnosticBuilder};
@@ -38,9 +39,8 @@ use rustc_typeck::hir_ty_to_ty;
 use crate::consts::{constant, Constant};
 use crate::utils::paths;
 use crate::utils::{
-    clip, comparisons, differing_macro_contexts, higher, indent_of, int_bits, match_path, multispan_sugg,
-    reindent_multiline, sext, snippet, snippet_opt, snippet_with_macro_callsite, span_lint, span_lint_and_help,
-    span_lint_and_then, unsext,
+    clip, comparisons, differing_macro_contexts, higher, int_bits, match_path, multispan_sugg, sext, span_lint,
+    span_lint_and_help, span_lint_and_then, unsext,
 };
 
 declare_clippy_lint! {
diff --git a/clippy_lints/src/types/rc_buffer.rs b/clippy_lints/src/types/rc_buffer.rs
index e34b95147e1..0ace1807535 100644
--- a/clippy_lints/src/types/rc_buffer.rs
+++ b/clippy_lints/src/types/rc_buffer.rs
@@ -1,11 +1,10 @@
+use clippy_utils::source::snippet_with_applicability;
 use rustc_errors::Applicability;
 use rustc_hir::{self as hir, def_id::DefId, QPath, TyKind};
 use rustc_lint::LateContext;
 use rustc_span::symbol::sym;
 
-use crate::utils::{
-    get_qpath_generic_tys, is_ty_param_diagnostic_item, snippet_with_applicability, span_lint_and_sugg,
-};
+use crate::utils::{get_qpath_generic_tys, is_ty_param_diagnostic_item, span_lint_and_sugg};
 
 use super::RC_BUFFER;
 
diff --git a/clippy_lints/src/types/redundant_allocation.rs b/clippy_lints/src/types/redundant_allocation.rs
index 5da6db179c4..c6f6a2f6564 100644
--- a/clippy_lints/src/types/redundant_allocation.rs
+++ b/clippy_lints/src/types/redundant_allocation.rs
@@ -1,12 +1,10 @@
+use clippy_utils::source::snippet_with_applicability;
 use rustc_errors::Applicability;
 use rustc_hir::{self as hir, def_id::DefId, LangItem, QPath, TyKind};
 use rustc_lint::LateContext;
 use rustc_span::symbol::sym;
 
-use crate::utils::{
-    get_qpath_generic_tys, is_ty_param_diagnostic_item, is_ty_param_lang_item, snippet_with_applicability,
-    span_lint_and_sugg,
-};
+use crate::utils::{get_qpath_generic_tys, is_ty_param_diagnostic_item, is_ty_param_lang_item, span_lint_and_sugg};
 
 use super::{utils, REDUNDANT_ALLOCATION};
 
diff --git a/clippy_lints/src/types/vec_box.rs b/clippy_lints/src/types/vec_box.rs
index 2530cc133c6..6f45442b9ba 100644
--- a/clippy_lints/src/types/vec_box.rs
+++ b/clippy_lints/src/types/vec_box.rs
@@ -1,3 +1,5 @@
+use clippy_utils::source::snippet;
+use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir::{self as hir, def_id::DefId, GenericArg, QPath, TyKind};
 use rustc_lint::LateContext;
@@ -6,9 +8,7 @@ use rustc_span::symbol::sym;
 use rustc_target::abi::LayoutOf;
 use rustc_typeck::hir_ty_to_ty;
 
-use if_chain::if_chain;
-
-use crate::utils::{last_path_segment, snippet, span_lint_and_sugg};
+use crate::utils::{last_path_segment, span_lint_and_sugg};
 
 use super::VEC_BOX;
 
diff --git a/clippy_lints/src/unicode.rs b/clippy_lints/src/unicode.rs
index 93d59cc7fcd..e44fec7ad8e 100644
--- a/clippy_lints/src/unicode.rs
+++ b/clippy_lints/src/unicode.rs
@@ -1,4 +1,5 @@
-use crate::utils::{is_allowed, snippet, span_lint_and_sugg};
+use crate::utils::{is_allowed, span_lint_and_sugg};
+use clippy_utils::source::snippet;
 use rustc_ast::ast::LitKind;
 use rustc_errors::Applicability;
 use rustc_hir::{Expr, ExprKind, HirId};
diff --git a/clippy_lints/src/unnecessary_wraps.rs b/clippy_lints/src/unnecessary_wraps.rs
index 8e076397c11..01497de3211 100644
--- a/clippy_lints/src/unnecessary_wraps.rs
+++ b/clippy_lints/src/unnecessary_wraps.rs
@@ -1,7 +1,7 @@
 use crate::utils::{
-    contains_return, in_macro, match_qpath, paths, return_ty, snippet, span_lint_and_then,
-    visitors::find_all_ret_expressions,
+    contains_return, in_macro, match_qpath, paths, return_ty, span_lint_and_then, visitors::find_all_ret_expressions,
 };
+use clippy_utils::source::snippet;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir::intravisit::FnKind;
diff --git a/clippy_lints/src/unused_unit.rs b/clippy_lints/src/unused_unit.rs
index a31cd5fda84..a90d26fc95c 100644
--- a/clippy_lints/src/unused_unit.rs
+++ b/clippy_lints/src/unused_unit.rs
@@ -1,3 +1,4 @@
+use clippy_utils::source::position_before_rarrow;
 use if_chain::if_chain;
 use rustc_ast::ast;
 use rustc_ast::visit::FnKind;
@@ -7,7 +8,7 @@ use rustc_session::{declare_lint_pass, declare_tool_lint};
 use rustc_span::source_map::Span;
 use rustc_span::BytePos;
 
-use crate::utils::{position_before_rarrow, span_lint_and_sugg};
+use crate::utils::span_lint_and_sugg;
 
 declare_clippy_lint! {
     /// **What it does:** Checks for unit (`()`) expressions that can be removed.
diff --git a/clippy_lints/src/use_self.rs b/clippy_lints/src/use_self.rs
index f0523cec621..de7eb42d56d 100644
--- a/clippy_lints/src/use_self.rs
+++ b/clippy_lints/src/use_self.rs
@@ -1,6 +1,7 @@
-use crate::utils::{in_macro, meets_msrv, snippet_opt, span_lint_and_sugg};
+use clippy_utils::source::snippet_opt;
 use if_chain::if_chain;
 
+use crate::utils::{in_macro, meets_msrv, span_lint_and_sugg};
 use rustc_errors::Applicability;
 use rustc_hir as hir;
 use rustc_hir::def::DefKind;
diff --git a/clippy_lints/src/useless_conversion.rs b/clippy_lints/src/useless_conversion.rs
index 23032c74f9a..e6b4fde560f 100644
--- a/clippy_lints/src/useless_conversion.rs
+++ b/clippy_lints/src/useless_conversion.rs
@@ -1,8 +1,8 @@
 use crate::utils::sugg::Sugg;
 use crate::utils::{
-    get_parent_expr, match_def_path, match_trait_method, paths, snippet, snippet_with_macro_callsite,
-    span_lint_and_help, span_lint_and_sugg,
+    get_parent_expr, match_def_path, match_trait_method, paths, span_lint_and_help, span_lint_and_sugg,
 };
+use clippy_utils::source::{snippet, snippet_with_macro_callsite};
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/utils/internal_lints.rs b/clippy_lints/src/utils/internal_lints.rs
index 2f4bc74ef64..04b8d9ee2c7 100644
--- a/clippy_lints/src/utils/internal_lints.rs
+++ b/clippy_lints/src/utils/internal_lints.rs
@@ -1,8 +1,9 @@
 use crate::consts::{constant_simple, Constant};
 use crate::utils::{
-    is_expn_of, match_def_path, match_qpath, method_calls, path_to_res, paths, run_lints, snippet, span_lint,
+    is_expn_of, match_def_path, match_qpath, method_calls, path_to_res, paths, run_lints, span_lint,
     span_lint_and_help, span_lint_and_sugg, SpanlessEq,
 };
+use clippy_utils::source::snippet;
 use clippy_utils::ty::match_type;
 use if_chain::if_chain;
 use rustc_ast::ast::{Crate as AstCrate, ItemKind, LitKind, ModKind, NodeId};
diff --git a/clippy_lints/src/vec.rs b/clippy_lints/src/vec.rs
index 682cc35a7d7..cd09a5b53e0 100644
--- a/clippy_lints/src/vec.rs
+++ b/clippy_lints/src/vec.rs
@@ -1,6 +1,7 @@
 use crate::consts::{constant, Constant};
 use crate::rustc_target::abi::LayoutOf;
-use crate::utils::{higher, snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::{higher, span_lint_and_sugg};
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::is_copy;
 use if_chain::if_chain;
 use rustc_errors::Applicability;
diff --git a/clippy_lints/src/vec_init_then_push.rs b/clippy_lints/src/vec_init_then_push.rs
index b3262a253e7..4ad787ecf66 100644
--- a/clippy_lints/src/vec_init_then_push.rs
+++ b/clippy_lints/src/vec_init_then_push.rs
@@ -1,4 +1,5 @@
-use crate::utils::{match_def_path, path_to_local, path_to_local_id, paths, snippet, span_lint_and_sugg};
+use crate::utils::{match_def_path, path_to_local, path_to_local_id, paths, span_lint_and_sugg};
+use clippy_utils::source::snippet;
 use clippy_utils::ty::is_type_diagnostic_item;
 use if_chain::if_chain;
 use rustc_ast::ast::LitKind;
diff --git a/clippy_lints/src/wildcard_imports.rs b/clippy_lints/src/wildcard_imports.rs
index 094b1a42346..e12ca49fd4c 100644
--- a/clippy_lints/src/wildcard_imports.rs
+++ b/clippy_lints/src/wildcard_imports.rs
@@ -1,4 +1,5 @@
-use crate::utils::{in_macro, snippet, snippet_with_applicability, span_lint_and_sugg};
+use crate::utils::{in_macro, span_lint_and_sugg};
+use clippy_utils::source::{snippet, snippet_with_applicability};
 use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir::{
diff --git a/clippy_lints/src/write.rs b/clippy_lints/src/write.rs
index f21f5180554..f2fef73a641 100644
--- a/clippy_lints/src/write.rs
+++ b/clippy_lints/src/write.rs
@@ -1,7 +1,8 @@
 use std::borrow::Cow;
 use std::ops::Range;
 
-use crate::utils::{snippet_with_applicability, span_lint, span_lint_and_sugg, span_lint_and_then};
+use crate::utils::{span_lint, span_lint_and_sugg, span_lint_and_then};
+use clippy_utils::source::snippet_with_applicability;
 use if_chain::if_chain;
 use rustc_ast::ast::{Expr, ExprKind, ImplKind, Item, ItemKind, LitKind, MacCall, StrLit, StrStyle};
 use rustc_ast::token;
diff --git a/clippy_utils/src/hir_utils.rs b/clippy_utils/src/hir_utils.rs
index e28ad27d9a6..4c13a185d5d 100644
--- a/clippy_utils/src/hir_utils.rs
+++ b/clippy_utils/src/hir_utils.rs
@@ -1,5 +1,6 @@
 use crate::consts::{constant_context, constant_simple};
-use crate::{differing_macro_contexts, snippet_opt};
+use crate::differing_macro_contexts;
+use crate::source::snippet_opt;
 use rustc_ast::ast::InlineAsmTemplatePiece;
 use rustc_data_structures::fx::FxHashMap;
 use rustc_data_structures::stable_hasher::{HashStable, StableHasher};
diff --git a/clippy_utils/src/lib.rs b/clippy_utils/src/lib.rs
index 366962d8b77..d895d798b5e 100644
--- a/clippy_utils/src/lib.rs
+++ b/clippy_utils/src/lib.rs
@@ -41,6 +41,7 @@ pub mod numeric_literal;
 pub mod paths;
 pub mod ptr;
 pub mod qualify_min_const_fn;
+pub mod source;
 pub mod sugg;
 pub mod ty;
 pub mod usage;
@@ -50,14 +51,12 @@ pub use self::attrs::*;
 pub use self::diagnostics::*;
 pub use self::hir_utils::{both, eq_expr_value, over, SpanlessEq, SpanlessHash};
 
-use std::borrow::Cow;
 use std::collections::hash_map::Entry;
 use std::hash::BuildHasherDefault;
 
 use if_chain::if_chain;
 use rustc_ast::ast::{self, Attribute, BorrowKind, LitKind};
 use rustc_data_structures::fx::FxHashMap;
-use rustc_errors::Applicability;
 use rustc_hir as hir;
 use rustc_hir::def::{CtorKind, CtorOf, DefKind, Res};
 use rustc_hir::def_id::{DefId, LOCAL_CRATE};
@@ -75,11 +74,11 @@ use rustc_middle::ty as rustc_ty;
 use rustc_middle::ty::{layout::IntegerExt, DefIdTree, Ty, TyCtxt, TypeFoldable};
 use rustc_semver::RustcVersion;
 use rustc_session::Session;
-use rustc_span::hygiene::{self, ExpnKind, MacroKind};
+use rustc_span::hygiene::{ExpnKind, MacroKind};
 use rustc_span::source_map::original_sp;
 use rustc_span::sym;
 use rustc_span::symbol::{kw, Ident, Symbol};
-use rustc_span::{BytePos, Pos, Span, SyntaxContext, DUMMY_SP};
+use rustc_span::{Span, DUMMY_SP};
 use rustc_target::abi::Integer;
 use smallvec::SmallVec;
 
@@ -236,20 +235,6 @@ pub fn in_macro(span: Span) -> bool {
     }
 }
 
-// If the snippet is empty, it's an attribute that was inserted during macro
-// expansion and we want to ignore those, because they could come from external
-// sources that the user has no control over.
-// For some reason these attributes don't have any expansion info on them, so
-// we have to check it this way until there is a better way.
-pub fn is_present_in_source<T: LintContext>(cx: &T, span: Span) -> bool {
-    if let Some(snippet) = snippet_opt(cx, span) {
-        if snippet.is_empty() {
-            return false;
-        }
-    }
-    true
-}
-
 /// Checks if given pattern is a wildcard (`_`)
 pub fn is_wild<'tcx>(pat: &impl std::ops::Deref<Target = Pat<'tcx>>) -> bool {
     matches!(pat.kind, PatKind::Wild)
@@ -713,211 +698,6 @@ pub fn find_macro_calls(names: &[&str], body: &Body<'_>) -> Vec<Span> {
     fmc.result
 }
 
-/// Converts a span to a code snippet if available, otherwise use default.
-///
-/// This is useful if you want to provide suggestions for your lint or more generally, if you want
-/// to convert a given `Span` to a `str`.
-///
-/// # Example
-/// ```rust,ignore
-/// snippet(cx, expr.span, "..")
-/// ```
-pub fn snippet<'a, T: LintContext>(cx: &T, span: Span, default: &'a str) -> Cow<'a, str> {
-    snippet_opt(cx, span).map_or_else(|| Cow::Borrowed(default), From::from)
-}
-
-/// Same as `snippet`, but it adapts the applicability level by following rules:
-///
-/// - Applicability level `Unspecified` will never be changed.
-/// - If the span is inside a macro, change the applicability level to `MaybeIncorrect`.
-/// - If the default value is used and the applicability level is `MachineApplicable`, change it to
-/// `HasPlaceholders`
-pub fn snippet_with_applicability<'a, T: LintContext>(
-    cx: &T,
-    span: Span,
-    default: &'a str,
-    applicability: &mut Applicability,
-) -> Cow<'a, str> {
-    if *applicability != Applicability::Unspecified && span.from_expansion() {
-        *applicability = Applicability::MaybeIncorrect;
-    }
-    snippet_opt(cx, span).map_or_else(
-        || {
-            if *applicability == Applicability::MachineApplicable {
-                *applicability = Applicability::HasPlaceholders;
-            }
-            Cow::Borrowed(default)
-        },
-        From::from,
-    )
-}
-
-/// Same as `snippet`, but should only be used when it's clear that the input span is
-/// not a macro argument.
-pub fn snippet_with_macro_callsite<'a, T: LintContext>(cx: &T, span: Span, default: &'a str) -> Cow<'a, str> {
-    snippet(cx, span.source_callsite(), default)
-}
-
-/// Converts a span to a code snippet. Returns `None` if not available.
-pub fn snippet_opt<T: LintContext>(cx: &T, span: Span) -> Option<String> {
-    cx.sess().source_map().span_to_snippet(span).ok()
-}
-
-/// Converts a span (from a block) to a code snippet if available, otherwise use default.
-///
-/// This trims the code of indentation, except for the first line. Use it for blocks or block-like
-/// things which need to be printed as such.
-///
-/// The `indent_relative_to` arg can be used, to provide a span, where the indentation of the
-/// resulting snippet of the given span.
-///
-/// # Example
-///
-/// ```rust,ignore
-/// snippet_block(cx, block.span, "..", None)
-/// // where, `block` is the block of the if expr
-///     if x {
-///         y;
-///     }
-/// // will return the snippet
-/// {
-///     y;
-/// }
-/// ```
-///
-/// ```rust,ignore
-/// snippet_block(cx, block.span, "..", Some(if_expr.span))
-/// // where, `block` is the block of the if expr
-///     if x {
-///         y;
-///     }
-/// // will return the snippet
-/// {
-///         y;
-///     } // aligned with `if`
-/// ```
-/// Note that the first line of the snippet always has 0 indentation.
-pub fn snippet_block<'a, T: LintContext>(
-    cx: &T,
-    span: Span,
-    default: &'a str,
-    indent_relative_to: Option<Span>,
-) -> Cow<'a, str> {
-    let snip = snippet(cx, span, default);
-    let indent = indent_relative_to.and_then(|s| indent_of(cx, s));
-    reindent_multiline(snip, true, indent)
-}
-
-/// Same as `snippet_block`, but adapts the applicability level by the rules of
-/// `snippet_with_applicability`.
-pub fn snippet_block_with_applicability<'a, T: LintContext>(
-    cx: &T,
-    span: Span,
-    default: &'a str,
-    indent_relative_to: Option<Span>,
-    applicability: &mut Applicability,
-) -> Cow<'a, str> {
-    let snip = snippet_with_applicability(cx, span, default, applicability);
-    let indent = indent_relative_to.and_then(|s| indent_of(cx, s));
-    reindent_multiline(snip, true, indent)
-}
-
-/// Same as `snippet_with_applicability`, but first walks the span up to the given context. This
-/// will result in the macro call, rather then the expansion, if the span is from a child context.
-/// If the span is not from a child context, it will be used directly instead.
-///
-/// e.g. Given the expression `&vec![]`, getting a snippet from the span for `vec![]` as a HIR node
-/// would result in `box []`. If given the context of the address of expression, this function will
-/// correctly get a snippet of `vec![]`.
-///
-/// This will also return whether or not the snippet is a macro call.
-pub fn snippet_with_context(
-    cx: &LateContext<'_>,
-    span: Span,
-    outer: SyntaxContext,
-    default: &'a str,
-    applicability: &mut Applicability,
-) -> (Cow<'a, str>, bool) {
-    let outer_span = hygiene::walk_chain(span, outer);
-    let (span, is_macro_call) = if outer_span.ctxt() == outer {
-        (outer_span, span.ctxt() != outer)
-    } else {
-        // The span is from a macro argument, and the outer context is the macro using the argument
-        if *applicability != Applicability::Unspecified {
-            *applicability = Applicability::MaybeIncorrect;
-        }
-        // TODO: get the argument span.
-        (span, false)
-    };
-
-    (
-        snippet_with_applicability(cx, span, default, applicability),
-        is_macro_call,
-    )
-}
-
-/// Returns a new Span that extends the original Span to the first non-whitespace char of the first
-/// line.
-///
-/// ```rust,ignore
-///     let x = ();
-/// //          ^^
-/// // will be converted to
-///     let x = ();
-/// //  ^^^^^^^^^^
-/// ```
-pub fn first_line_of_span<T: LintContext>(cx: &T, span: Span) -> Span {
-    first_char_in_first_line(cx, span).map_or(span, |first_char_pos| span.with_lo(first_char_pos))
-}
-
-fn first_char_in_first_line<T: LintContext>(cx: &T, span: Span) -> Option<BytePos> {
-    let line_span = line_span(cx, span);
-    snippet_opt(cx, line_span).and_then(|snip| {
-        snip.find(|c: char| !c.is_whitespace())
-            .map(|pos| line_span.lo() + BytePos::from_usize(pos))
-    })
-}
-
-/// Returns the indentation of the line of a span
-///
-/// ```rust,ignore
-/// let x = ();
-/// //      ^^ -- will return 0
-///     let x = ();
-/// //          ^^ -- will return 4
-/// ```
-pub fn indent_of<T: LintContext>(cx: &T, span: Span) -> Option<usize> {
-    snippet_opt(cx, line_span(cx, span)).and_then(|snip| snip.find(|c: char| !c.is_whitespace()))
-}
-
-/// Returns the positon just before rarrow
-///
-/// ```rust,ignore
-/// fn into(self) -> () {}
-///              ^
-/// // in case of unformatted code
-/// fn into2(self)-> () {}
-///               ^
-/// fn into3(self)   -> () {}
-///               ^
-/// ```
-pub fn position_before_rarrow(s: &str) -> Option<usize> {
-    s.rfind("->").map(|rpos| {
-        let mut rpos = rpos;
-        let chars: Vec<char> = s.chars().collect();
-        while rpos > 1 {
-            if let Some(c) = chars.get(rpos - 1) {
-                if c.is_whitespace() {
-                    rpos -= 1;
-                    continue;
-                }
-            }
-            break;
-        }
-        rpos
-    })
-}
-
 /// Extends the span to the beginning of the spans line, incl. whitespaces.
 ///
 /// ```rust,ignore
@@ -935,66 +715,6 @@ fn line_span<T: LintContext>(cx: &T, span: Span) -> Span {
     Span::new(line_start, span.hi(), span.ctxt())
 }
 
-/// Like `snippet_block`, but add braces if the expr is not an `ExprKind::Block`.
-/// Also takes an `Option<String>` which can be put inside the braces.
-pub fn expr_block<'a, T: LintContext>(
-    cx: &T,
-    expr: &Expr<'_>,
-    option: Option<String>,
-    default: &'a str,
-    indent_relative_to: Option<Span>,
-) -> Cow<'a, str> {
-    let code = snippet_block(cx, expr.span, default, indent_relative_to);
-    let string = option.unwrap_or_default();
-    if expr.span.from_expansion() {
-        Cow::Owned(format!("{{ {} }}", snippet_with_macro_callsite(cx, expr.span, default)))
-    } else if let ExprKind::Block(_, _) = expr.kind {
-        Cow::Owned(format!("{}{}", code, string))
-    } else if string.is_empty() {
-        Cow::Owned(format!("{{ {} }}", code))
-    } else {
-        Cow::Owned(format!("{{\n{};\n{}\n}}", code, string))
-    }
-}
-
-/// Reindent a multiline string with possibility of ignoring the first line.
-#[allow(clippy::needless_pass_by_value)]
-pub fn reindent_multiline(s: Cow<'_, str>, ignore_first: bool, indent: Option<usize>) -> Cow<'_, str> {
-    let s_space = reindent_multiline_inner(&s, ignore_first, indent, ' ');
-    let s_tab = reindent_multiline_inner(&s_space, ignore_first, indent, '\t');
-    reindent_multiline_inner(&s_tab, ignore_first, indent, ' ').into()
-}
-
-fn reindent_multiline_inner(s: &str, ignore_first: bool, indent: Option<usize>, ch: char) -> String {
-    let x = s
-        .lines()
-        .skip(ignore_first as usize)
-        .filter_map(|l| {
-            if l.is_empty() {
-                None
-            } else {
-                // ignore empty lines
-                Some(l.char_indices().find(|&(_, x)| x != ch).unwrap_or((l.len(), ch)).0)
-            }
-        })
-        .min()
-        .unwrap_or(0);
-    let indent = indent.unwrap_or(0);
-    s.lines()
-        .enumerate()
-        .map(|(i, l)| {
-            if (ignore_first && i == 0) || l.is_empty() {
-                l.to_owned()
-            } else if x > indent {
-                l.split_at(x - indent).1.to_owned()
-            } else {
-                " ".repeat(indent - x) + l
-            }
-        })
-        .collect::<Vec<String>>()
-        .join("\n")
-}
-
 /// Gets the span of the node, if there is one.
 pub fn get_node_span(node: Node<'_>) -> Option<Span> {
     match node {
@@ -1366,39 +1086,6 @@ pub fn clip(tcx: TyCtxt<'_>, u: u128, ity: rustc_ty::UintTy) -> u128 {
     (u << amt) >> amt
 }
 
-/// Removes block comments from the given `Vec` of lines.
-///
-/// # Examples
-///
-/// ```rust,ignore
-/// without_block_comments(vec!["/*", "foo", "*/"]);
-/// // => vec![]
-///
-/// without_block_comments(vec!["bar", "/*", "foo", "*/"]);
-/// // => vec!["bar"]
-/// ```
-pub fn without_block_comments(lines: Vec<&str>) -> Vec<&str> {
-    let mut without = vec![];
-
-    let mut nest_level = 0;
-
-    for line in lines {
-        if line.contains("/*") {
-            nest_level += 1;
-            continue;
-        } else if line.contains("*/") {
-            nest_level -= 1;
-            continue;
-        }
-
-        if nest_level == 0 {
-            without.push(line);
-        }
-    }
-
-    without
-}
-
 pub fn any_parent_is_automatically_derived(tcx: TyCtxt<'_>, node: HirId) -> bool {
     let map = &tcx.hir();
     let mut prev_enclosing_node = None;
@@ -1777,100 +1464,3 @@ pub fn is_some_ctor(cx: &LateContext<'_>, res: Res) -> bool {
     }
     false
 }
-
-#[cfg(test)]
-mod test {
-    use super::{reindent_multiline, without_block_comments};
-
-    #[test]
-    fn test_reindent_multiline_single_line() {
-        assert_eq!("", reindent_multiline("".into(), false, None));
-        assert_eq!("...", reindent_multiline("...".into(), false, None));
-        assert_eq!("...", reindent_multiline("    ...".into(), false, None));
-        assert_eq!("...", reindent_multiline("\t...".into(), false, None));
-        assert_eq!("...", reindent_multiline("\t\t...".into(), false, None));
-    }
-
-    #[test]
-    #[rustfmt::skip]
-    fn test_reindent_multiline_block() {
-        assert_eq!("\
-    if x {
-        y
-    } else {
-        z
-    }", reindent_multiline("    if x {
-            y
-        } else {
-            z
-        }".into(), false, None));
-        assert_eq!("\
-    if x {
-    \ty
-    } else {
-    \tz
-    }", reindent_multiline("    if x {
-        \ty
-        } else {
-        \tz
-        }".into(), false, None));
-    }
-
-    #[test]
-    #[rustfmt::skip]
-    fn test_reindent_multiline_empty_line() {
-        assert_eq!("\
-    if x {
-        y
-
-    } else {
-        z
-    }", reindent_multiline("    if x {
-            y
-
-        } else {
-            z
-        }".into(), false, None));
-    }
-
-    #[test]
-    #[rustfmt::skip]
-    fn test_reindent_multiline_lines_deeper() {
-        assert_eq!("\
-        if x {
-            y
-        } else {
-            z
-        }", reindent_multiline("\
-    if x {
-        y
-    } else {
-        z
-    }".into(), true, Some(8)));
-    }
-
-    #[test]
-    fn test_without_block_comments_lines_without_block_comments() {
-        let result = without_block_comments(vec!["/*", "", "*/"]);
-        println!("result: {:?}", result);
-        assert!(result.is_empty());
-
-        let result = without_block_comments(vec!["", "/*", "", "*/", "#[crate_type = \"lib\"]", "/*", "", "*/", ""]);
-        assert_eq!(result, vec!["", "#[crate_type = \"lib\"]", ""]);
-
-        let result = without_block_comments(vec!["/* rust", "", "*/"]);
-        assert!(result.is_empty());
-
-        let result = without_block_comments(vec!["/* one-line comment */"]);
-        assert!(result.is_empty());
-
-        let result = without_block_comments(vec!["/* nested", "/* multi-line", "comment", "*/", "test", "*/"]);
-        assert!(result.is_empty());
-
-        let result = without_block_comments(vec!["/* nested /* inline /* comment */ test */ */"]);
-        assert!(result.is_empty());
-
-        let result = without_block_comments(vec!["foo", "bar", "baz"]);
-        assert_eq!(result, vec!["foo", "bar", "baz"]);
-    }
-}
diff --git a/clippy_utils/src/ptr.rs b/clippy_utils/src/ptr.rs
index df6143edbca..5885cc83560 100644
--- a/clippy_utils/src/ptr.rs
+++ b/clippy_utils/src/ptr.rs
@@ -1,4 +1,5 @@
-use crate::{get_pat_name, match_var, snippet};
+use crate::source::snippet;
+use crate::{get_pat_name, match_var};
 use rustc_hir::intravisit::{walk_expr, NestedVisitorMap, Visitor};
 use rustc_hir::{Body, BodyId, Expr, ExprKind, Param};
 use rustc_lint::LateContext;
diff --git a/clippy_utils/src/source.rs b/clippy_utils/src/source.rs
new file mode 100644
index 00000000000..2d794d48dc5
--- /dev/null
+++ b/clippy_utils/src/source.rs
@@ -0,0 +1,420 @@
+//! Utils for extracting, inspecting or transforming source code
+
+#![allow(clippy::module_name_repetitions)]
+
+use crate::line_span;
+use rustc_errors::Applicability;
+use rustc_hir::{Expr, ExprKind};
+use rustc_lint::{LateContext, LintContext};
+use rustc_span::hygiene;
+use rustc_span::{BytePos, Pos, Span, SyntaxContext};
+use std::borrow::Cow;
+
+/// Like `snippet_block`, but add braces if the expr is not an `ExprKind::Block`.
+/// Also takes an `Option<String>` which can be put inside the braces.
+pub fn expr_block<'a, T: LintContext>(
+    cx: &T,
+    expr: &Expr<'_>,
+    option: Option<String>,
+    default: &'a str,
+    indent_relative_to: Option<Span>,
+) -> Cow<'a, str> {
+    let code = snippet_block(cx, expr.span, default, indent_relative_to);
+    let string = option.unwrap_or_default();
+    if expr.span.from_expansion() {
+        Cow::Owned(format!("{{ {} }}", snippet_with_macro_callsite(cx, expr.span, default)))
+    } else if let ExprKind::Block(_, _) = expr.kind {
+        Cow::Owned(format!("{}{}", code, string))
+    } else if string.is_empty() {
+        Cow::Owned(format!("{{ {} }}", code))
+    } else {
+        Cow::Owned(format!("{{\n{};\n{}\n}}", code, string))
+    }
+}
+
+/// Returns a new Span that extends the original Span to the first non-whitespace char of the first
+/// line.
+///
+/// ```rust,ignore
+///     let x = ();
+/// //          ^^
+/// // will be converted to
+///     let x = ();
+/// //  ^^^^^^^^^^
+/// ```
+pub fn first_line_of_span<T: LintContext>(cx: &T, span: Span) -> Span {
+    first_char_in_first_line(cx, span).map_or(span, |first_char_pos| span.with_lo(first_char_pos))
+}
+
+fn first_char_in_first_line<T: LintContext>(cx: &T, span: Span) -> Option<BytePos> {
+    let line_span = line_span(cx, span);
+    snippet_opt(cx, line_span).and_then(|snip| {
+        snip.find(|c: char| !c.is_whitespace())
+            .map(|pos| line_span.lo() + BytePos::from_usize(pos))
+    })
+}
+
+/// Returns the indentation of the line of a span
+///
+/// ```rust,ignore
+/// let x = ();
+/// //      ^^ -- will return 0
+///     let x = ();
+/// //          ^^ -- will return 4
+/// ```
+pub fn indent_of<T: LintContext>(cx: &T, span: Span) -> Option<usize> {
+    snippet_opt(cx, line_span(cx, span)).and_then(|snip| snip.find(|c: char| !c.is_whitespace()))
+}
+
+// If the snippet is empty, it's an attribute that was inserted during macro
+// expansion and we want to ignore those, because they could come from external
+// sources that the user has no control over.
+// For some reason these attributes don't have any expansion info on them, so
+// we have to check it this way until there is a better way.
+pub fn is_present_in_source<T: LintContext>(cx: &T, span: Span) -> bool {
+    if let Some(snippet) = snippet_opt(cx, span) {
+        if snippet.is_empty() {
+            return false;
+        }
+    }
+    true
+}
+
+/// Returns the positon just before rarrow
+///
+/// ```rust,ignore
+/// fn into(self) -> () {}
+///              ^
+/// // in case of unformatted code
+/// fn into2(self)-> () {}
+///               ^
+/// fn into3(self)   -> () {}
+///               ^
+/// ```
+pub fn position_before_rarrow(s: &str) -> Option<usize> {
+    s.rfind("->").map(|rpos| {
+        let mut rpos = rpos;
+        let chars: Vec<char> = s.chars().collect();
+        while rpos > 1 {
+            if let Some(c) = chars.get(rpos - 1) {
+                if c.is_whitespace() {
+                    rpos -= 1;
+                    continue;
+                }
+            }
+            break;
+        }
+        rpos
+    })
+}
+
+/// Reindent a multiline string with possibility of ignoring the first line.
+#[allow(clippy::needless_pass_by_value)]
+pub fn reindent_multiline(s: Cow<'_, str>, ignore_first: bool, indent: Option<usize>) -> Cow<'_, str> {
+    let s_space = reindent_multiline_inner(&s, ignore_first, indent, ' ');
+    let s_tab = reindent_multiline_inner(&s_space, ignore_first, indent, '\t');
+    reindent_multiline_inner(&s_tab, ignore_first, indent, ' ').into()
+}
+
+fn reindent_multiline_inner(s: &str, ignore_first: bool, indent: Option<usize>, ch: char) -> String {
+    let x = s
+        .lines()
+        .skip(ignore_first as usize)
+        .filter_map(|l| {
+            if l.is_empty() {
+                None
+            } else {
+                // ignore empty lines
+                Some(l.char_indices().find(|&(_, x)| x != ch).unwrap_or((l.len(), ch)).0)
+            }
+        })
+        .min()
+        .unwrap_or(0);
+    let indent = indent.unwrap_or(0);
+    s.lines()
+        .enumerate()
+        .map(|(i, l)| {
+            if (ignore_first && i == 0) || l.is_empty() {
+                l.to_owned()
+            } else if x > indent {
+                l.split_at(x - indent).1.to_owned()
+            } else {
+                " ".repeat(indent - x) + l
+            }
+        })
+        .collect::<Vec<String>>()
+        .join("\n")
+}
+
+/// Converts a span to a code snippet if available, otherwise use default.
+///
+/// This is useful if you want to provide suggestions for your lint or more generally, if you want
+/// to convert a given `Span` to a `str`.
+///
+/// # Example
+/// ```rust,ignore
+/// snippet(cx, expr.span, "..")
+/// ```
+pub fn snippet<'a, T: LintContext>(cx: &T, span: Span, default: &'a str) -> Cow<'a, str> {
+    snippet_opt(cx, span).map_or_else(|| Cow::Borrowed(default), From::from)
+}
+
+/// Same as `snippet`, but it adapts the applicability level by following rules:
+///
+/// - Applicability level `Unspecified` will never be changed.
+/// - If the span is inside a macro, change the applicability level to `MaybeIncorrect`.
+/// - If the default value is used and the applicability level is `MachineApplicable`, change it to
+/// `HasPlaceholders`
+pub fn snippet_with_applicability<'a, T: LintContext>(
+    cx: &T,
+    span: Span,
+    default: &'a str,
+    applicability: &mut Applicability,
+) -> Cow<'a, str> {
+    if *applicability != Applicability::Unspecified && span.from_expansion() {
+        *applicability = Applicability::MaybeIncorrect;
+    }
+    snippet_opt(cx, span).map_or_else(
+        || {
+            if *applicability == Applicability::MachineApplicable {
+                *applicability = Applicability::HasPlaceholders;
+            }
+            Cow::Borrowed(default)
+        },
+        From::from,
+    )
+}
+
+/// Same as `snippet`, but should only be used when it's clear that the input span is
+/// not a macro argument.
+pub fn snippet_with_macro_callsite<'a, T: LintContext>(cx: &T, span: Span, default: &'a str) -> Cow<'a, str> {
+    snippet(cx, span.source_callsite(), default)
+}
+
+/// Converts a span to a code snippet. Returns `None` if not available.
+pub fn snippet_opt<T: LintContext>(cx: &T, span: Span) -> Option<String> {
+    cx.sess().source_map().span_to_snippet(span).ok()
+}
+
+/// Converts a span (from a block) to a code snippet if available, otherwise use default.
+///
+/// This trims the code of indentation, except for the first line. Use it for blocks or block-like
+/// things which need to be printed as such.
+///
+/// The `indent_relative_to` arg can be used, to provide a span, where the indentation of the
+/// resulting snippet of the given span.
+///
+/// # Example
+///
+/// ```rust,ignore
+/// snippet_block(cx, block.span, "..", None)
+/// // where, `block` is the block of the if expr
+///     if x {
+///         y;
+///     }
+/// // will return the snippet
+/// {
+///     y;
+/// }
+/// ```
+///
+/// ```rust,ignore
+/// snippet_block(cx, block.span, "..", Some(if_expr.span))
+/// // where, `block` is the block of the if expr
+///     if x {
+///         y;
+///     }
+/// // will return the snippet
+/// {
+///         y;
+///     } // aligned with `if`
+/// ```
+/// Note that the first line of the snippet always has 0 indentation.
+pub fn snippet_block<'a, T: LintContext>(
+    cx: &T,
+    span: Span,
+    default: &'a str,
+    indent_relative_to: Option<Span>,
+) -> Cow<'a, str> {
+    let snip = snippet(cx, span, default);
+    let indent = indent_relative_to.and_then(|s| indent_of(cx, s));
+    reindent_multiline(snip, true, indent)
+}
+
+/// Same as `snippet_block`, but adapts the applicability level by the rules of
+/// `snippet_with_applicability`.
+pub fn snippet_block_with_applicability<'a, T: LintContext>(
+    cx: &T,
+    span: Span,
+    default: &'a str,
+    indent_relative_to: Option<Span>,
+    applicability: &mut Applicability,
+) -> Cow<'a, str> {
+    let snip = snippet_with_applicability(cx, span, default, applicability);
+    let indent = indent_relative_to.and_then(|s| indent_of(cx, s));
+    reindent_multiline(snip, true, indent)
+}
+
+/// Same as `snippet_with_applicability`, but first walks the span up to the given context. This
+/// will result in the macro call, rather then the expansion, if the span is from a child context.
+/// If the span is not from a child context, it will be used directly instead.
+///
+/// e.g. Given the expression `&vec![]`, getting a snippet from the span for `vec![]` as a HIR node
+/// would result in `box []`. If given the context of the address of expression, this function will
+/// correctly get a snippet of `vec![]`.
+///
+/// This will also return whether or not the snippet is a macro call.
+pub fn snippet_with_context(
+    cx: &LateContext<'_>,
+    span: Span,
+    outer: SyntaxContext,
+    default: &'a str,
+    applicability: &mut Applicability,
+) -> (Cow<'a, str>, bool) {
+    let outer_span = hygiene::walk_chain(span, outer);
+    let (span, is_macro_call) = if outer_span.ctxt() == outer {
+        (outer_span, span.ctxt() != outer)
+    } else {
+        // The span is from a macro argument, and the outer context is the macro using the argument
+        if *applicability != Applicability::Unspecified {
+            *applicability = Applicability::MaybeIncorrect;
+        }
+        // TODO: get the argument span.
+        (span, false)
+    };
+
+    (
+        snippet_with_applicability(cx, span, default, applicability),
+        is_macro_call,
+    )
+}
+
+/// Removes block comments from the given `Vec` of lines.
+///
+/// # Examples
+///
+/// ```rust,ignore
+/// without_block_comments(vec!["/*", "foo", "*/"]);
+/// // => vec![]
+///
+/// without_block_comments(vec!["bar", "/*", "foo", "*/"]);
+/// // => vec!["bar"]
+/// ```
+pub fn without_block_comments(lines: Vec<&str>) -> Vec<&str> {
+    let mut without = vec![];
+
+    let mut nest_level = 0;
+
+    for line in lines {
+        if line.contains("/*") {
+            nest_level += 1;
+            continue;
+        } else if line.contains("*/") {
+            nest_level -= 1;
+            continue;
+        }
+
+        if nest_level == 0 {
+            without.push(line);
+        }
+    }
+
+    without
+}
+
+#[cfg(test)]
+mod test {
+    use super::{reindent_multiline, without_block_comments};
+
+    #[test]
+    fn test_reindent_multiline_single_line() {
+        assert_eq!("", reindent_multiline("".into(), false, None));
+        assert_eq!("...", reindent_multiline("...".into(), false, None));
+        assert_eq!("...", reindent_multiline("    ...".into(), false, None));
+        assert_eq!("...", reindent_multiline("\t...".into(), false, None));
+        assert_eq!("...", reindent_multiline("\t\t...".into(), false, None));
+    }
+
+    #[test]
+    #[rustfmt::skip]
+    fn test_reindent_multiline_block() {
+        assert_eq!("\
+    if x {
+        y
+    } else {
+        z
+    }", reindent_multiline("    if x {
+            y
+        } else {
+            z
+        }".into(), false, None));
+        assert_eq!("\
+    if x {
+    \ty
+    } else {
+    \tz
+    }", reindent_multiline("    if x {
+        \ty
+        } else {
+        \tz
+        }".into(), false, None));
+    }
+
+    #[test]
+    #[rustfmt::skip]
+    fn test_reindent_multiline_empty_line() {
+        assert_eq!("\
+    if x {
+        y
+
+    } else {
+        z
+    }", reindent_multiline("    if x {
+            y
+
+        } else {
+            z
+        }".into(), false, None));
+    }
+
+    #[test]
+    #[rustfmt::skip]
+    fn test_reindent_multiline_lines_deeper() {
+        assert_eq!("\
+        if x {
+            y
+        } else {
+            z
+        }", reindent_multiline("\
+    if x {
+        y
+    } else {
+        z
+    }".into(), true, Some(8)));
+    }
+
+    #[test]
+    fn test_without_block_comments_lines_without_block_comments() {
+        let result = without_block_comments(vec!["/*", "", "*/"]);
+        println!("result: {:?}", result);
+        assert!(result.is_empty());
+
+        let result = without_block_comments(vec!["", "/*", "", "*/", "#[crate_type = \"lib\"]", "/*", "", "*/", ""]);
+        assert_eq!(result, vec!["", "#[crate_type = \"lib\"]", ""]);
+
+        let result = without_block_comments(vec!["/* rust", "", "*/"]);
+        assert!(result.is_empty());
+
+        let result = without_block_comments(vec!["/* one-line comment */"]);
+        assert!(result.is_empty());
+
+        let result = without_block_comments(vec!["/* nested", "/* multi-line", "comment", "*/", "test", "*/"]);
+        assert!(result.is_empty());
+
+        let result = without_block_comments(vec!["/* nested /* inline /* comment */ test */ */"]);
+        assert!(result.is_empty());
+
+        let result = without_block_comments(vec!["foo", "bar", "baz"]);
+        assert_eq!(result, vec!["foo", "bar", "baz"]);
+    }
+}
diff --git a/clippy_utils/src/sugg.rs b/clippy_utils/src/sugg.rs
index d4f6f4281d3..b2fe4317154 100644
--- a/clippy_utils/src/sugg.rs
+++ b/clippy_utils/src/sugg.rs
@@ -1,7 +1,8 @@
 //! Contains utility functions to generate suggestions.
 #![deny(clippy::missing_docs_in_private_items)]
 
-use crate::{higher, snippet, snippet_opt, snippet_with_macro_callsite};
+use crate::higher;
+use crate::source::{snippet, snippet_opt, snippet_with_macro_callsite};
 use rustc_ast::util::parser::AssocOp;
 use rustc_ast::{ast, token};
 use rustc_ast_pretty::pprust::token_kind_to_string;
author	bors <bors@rust-lang.org>	2021-03-16 00:08:01 +0000
committer	bors <bors@rust-lang.org>	2021-03-16 00:08:01 +0000
commit	d7a23112e3ba0fa99dc2d0a90241197580254af2 (patch)
tree	b8c6f1eecab20a6008089265d0ffddc91f93cb1b
parent	0929a24d728186cca33fa4c97350a7add7f4493f (diff)
parent	6fc52a63d19c85e952fc81298e7dd2289a774ac6 (diff)
download	rust-d7a23112e3ba0fa99dc2d0a90241197580254af2.tar.gz rust-d7a23112e3ba0fa99dc2d0a90241197580254af2.zip