Refactor for using config values:

* Construct lint passes by taking `Conf` by reference.
* Use `HashSet` configs in less places
* Move some `check_crate` code into the pass constructor when possible.

1 files changed, 5 insertions, 3 deletions

diff --git a/clippy_lints/src/string_patterns.rs b/clippy_lints/src/string_patterns.rs
index 7ba58942a17..7e211d64da1 100644
--- a/clippy_lints/src/string_patterns.rs
+++ b/clippy_lints/src/string_patterns.rs
@@ -1,6 +1,7 @@
 use std::ops::ControlFlow;
 
 use clippy_config::msrvs::{self, Msrv};
+use clippy_config::Conf;
 use clippy_utils::diagnostics::{span_lint_and_sugg, span_lint_and_then};
 use clippy_utils::eager_or_lazy::switch_to_eager_eval;
 use clippy_utils::macros::matching_root_macro_call;
@@ -75,9 +76,10 @@ pub struct StringPatterns {
 }
 
 impl StringPatterns {
-    #[must_use]
-    pub fn new(msrv: Msrv) -> Self {
-        Self { msrv }
+    pub fn new(conf: &'static Conf) -> Self {
+        Self {
+            msrv: conf.msrv.clone(),
+        }
     }
 }