[PATCH] D56896: Update property prefix regex to allow numbers.

[Yan Zhang via Phabricator via cfe-commits]

Wizard created this revision.
Herald added subscribers: cfe-commits, jfb.

Repository:
  rCTE Clang Tools Extra

https://reviews.llvm.org/D56896

Files:
  clang-tidy/objc/PropertyDeclarationCheck.cpp
  test/clang-tidy/objc-property-declaration.m


Index: test/clang-tidy/objc-property-declaration.m
===================================================================
--- test/clang-tidy/objc-property-declaration.m
+++ test/clang-tidy/objc-property-declaration.m
@@ -46,9 +46,10 @@
 @property(strong, nonatomic) NSString *URLStr;
 @property(assign, nonatomic) int abc_camelCase;
 @property(strong, nonatomic) NSString *abc_URL;
+ at property(strong, nonatomic) NSString *opac2_sourceComponent;
 @end
 
 @interface Foo ()
 @property(assign, nonatomic) int abc_inClassExtension;
 // CHECK-MESSAGES: :[[@LINE-1]]:34: warning: property name 'abc_inClassExtension' not using lowerCamelCase style or not prefixed in a category, according to the Apple Coding Guidelines [objc-property-declaration]
 @end
\ No newline at end of file
Index: clang-tidy/objc/PropertyDeclarationCheck.cpp
===================================================================
--- clang-tidy/objc/PropertyDeclarationCheck.cpp
+++ clang-tidy/objc/PropertyDeclarationCheck.cpp
@@ -81,7 +81,8 @@
 }
 
 bool hasCategoryPropertyPrefix(llvm::StringRef PropertyName) {
-  auto RegexExp = llvm::Regex("^[a-zA-Z]+_[a-zA-Z0-9][a-zA-Z0-9_]+$");
+  auto RegexExp =
+      llvm::Regex("^[a-zA-Z][a-zA-Z0-9]*_[a-zA-Z0-9][a-zA-Z0-9_]+$");
   return RegexExp.match(PropertyName);
 }
 
@@ -92,8 +93,7 @@
   if (Prefix.lower() != Prefix) {
     return false;
   }
-  auto RegexExp =
-      llvm::Regex(llvm::StringRef(validPropertyNameRegex(false)));
+  auto RegexExp = llvm::Regex(llvm::StringRef(validPropertyNameRegex(false)));
   return RegexExp.match(PropertyName.substr(Start + 1));
 }
 }  // namespace
@@ -110,13 +110,12 @@
   // this check should only be applied to ObjC sources.
   if (!getLangOpts().ObjC) return;
 
-  Finder->addMatcher(
-      objcPropertyDecl(
-          // the property name should be in Lower Camel Case like
-          // 'lowerCamelCase'
-          unless(matchesName(validPropertyNameRegex(true))))
-          .bind("property"),
-      this);
+  Finder->addMatcher(objcPropertyDecl(
+                         // the property name should be in Lower Camel Case like
+                         // 'lowerCamelCase'
+                         unless(matchesName(validPropertyNameRegex(true))))
+                         .bind("property"),
+                     this);
 }
 
 void PropertyDeclarationCheck::check(const MatchFinder::MatchResult &Result) {


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