diff options
Diffstat (limited to 'compiler/rustc_interface/src/interface.rs')
| -rw-r--r-- | compiler/rustc_interface/src/interface.rs | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/compiler/rustc_interface/src/interface.rs b/compiler/rustc_interface/src/interface.rs index c4962707f69..89125c54a6a 100644 --- a/compiler/rustc_interface/src/interface.rs +++ b/compiler/rustc_interface/src/interface.rs @@ -178,7 +178,9 @@ pub(crate) fn parse_check_cfg(handler: &EarlyErrorHandler, specs: Vec<String>) - check_cfg.exhaustive_names = true; for arg in args { - if arg.is_word() && let Some(ident) = arg.ident() { + if arg.is_word() + && let Some(ident) = arg.ident() + { check_cfg.expecteds.entry(ident.name).or_insert(ExpectedValues::Any); } else { error!("`names()` arguments must be simple identifiers"); @@ -188,7 +190,9 @@ pub(crate) fn parse_check_cfg(handler: &EarlyErrorHandler, specs: Vec<String>) - set_old_syntax(); if let Some((name, values)) = args.split_first() { - if name.is_word() && let Some(ident) = name.ident() { + if name.is_word() + && let Some(ident) = name.ident() + { let expected_values = check_cfg .expecteds .entry(ident.name) @@ -236,12 +240,16 @@ pub(crate) fn parse_check_cfg(handler: &EarlyErrorHandler, specs: Vec<String>) - let mut values_any_specified = false; for arg in args { - if arg.is_word() && let Some(ident) = arg.ident() { + if arg.is_word() + && let Some(ident) = arg.ident() + { if values_specified { error!("`cfg()` names cannot be after values"); } names.push(ident); - } else if arg.has_name(sym::any) && let Some(args) = arg.meta_item_list() { + } else if arg.has_name(sym::any) + && let Some(args) = arg.meta_item_list() + { if any_specified { error!("`any()` cannot be specified multiple times"); } @@ -249,7 +257,9 @@ pub(crate) fn parse_check_cfg(handler: &EarlyErrorHandler, specs: Vec<String>) - if !args.is_empty() { error!("`any()` must be empty"); } - } else if arg.has_name(sym::values) && let Some(args) = arg.meta_item_list() { + } else if arg.has_name(sym::values) + && let Some(args) = arg.meta_item_list() + { if names.is_empty() { error!("`values()` cannot be specified before the names"); } else if values_specified { @@ -260,7 +270,9 @@ pub(crate) fn parse_check_cfg(handler: &EarlyErrorHandler, specs: Vec<String>) - for arg in args { if let Some(LitKind::Str(s, _)) = arg.lit().map(|lit| &lit.kind) { values.insert(Some(*s)); - } else if arg.has_name(sym::any) && let Some(args) = arg.meta_item_list() { + } else if arg.has_name(sym::any) + && let Some(args) = arg.meta_item_list() + { if values_any_specified { error!("`any()` in `values()` cannot be specified multiple times"); } |