[cfe-commits] r172099 - in /cfe/trunk: lib/Format/Format.cpp test/Index/comment-objc-decls.m unittests/Format/FormatTest.cpp

Jordan Rose jordan_rose at apple.com
Thu Jan 10 13:39:42 PST 2013


I think I would special-case 'id' here. Other than declarations, it's very rare to see protocol-qualified class names, so this would handle the 99% case.


On Jan 10, 2013, at 12:12 , Nico Weber <nicolasweber at gmx.de> wrote:

> Author: nico
> Date: Thu Jan 10 14:12:55 2013
> New Revision: 172099
> 
> URL: http://llvm.org/viewvc/llvm-project?rev=172099&view=rev
> Log:
> Formatting: In @implementation etc lines, put a space before protocol lists.
> 
> Don't do this in Google style though:
> http://google-styleguide.googlecode.com/svn/trunk/objcguide.xml#Protocols
> 
> Most other places (function declarations, variable declarations) still get
> this wrong, and since this looks very similiar to template instantiations to
> the lexer (`id <MyProtocol> a = ...`), it's going to be hard to fix in some
> places.
> 
> 
> Modified:
>    cfe/trunk/lib/Format/Format.cpp
>    cfe/trunk/test/Index/comment-objc-decls.m
>    cfe/trunk/unittests/Format/FormatTest.cpp
> 
> Modified: cfe/trunk/lib/Format/Format.cpp
> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Format/Format.cpp?rev=172099&r1=172098&r2=172099&view=diff
> ==============================================================================
> --- cfe/trunk/lib/Format/Format.cpp (original)
> +++ cfe/trunk/lib/Format/Format.cpp Thu Jan 10 14:12:55 2013
> @@ -104,6 +104,7 @@
>   LLVMStyle.SplitTemplateClosingGreater = true;
>   LLVMStyle.IndentCaseLabels = false;
>   LLVMStyle.SpacesBeforeTrailingComments = 1;
> +  LLVMStyle.ObjCSpaceBeforeProtocolList = true;
>   return LLVMStyle;
> }
> 
> @@ -116,6 +117,7 @@
>   GoogleStyle.SplitTemplateClosingGreater = false;
>   GoogleStyle.IndentCaseLabels = true;
>   GoogleStyle.SpacesBeforeTrailingComments = 2;
> +  GoogleStyle.ObjCSpaceBeforeProtocolList = false;
>   return GoogleStyle;
> }
> 
> @@ -974,7 +976,9 @@
>       return Right.is(tok::hash);
>     if (Right.is(tok::r_paren) || Right.is(tok::semi) || Right.is(tok::comma))
>       return false;
> -    if (Left.is(tok::kw_template) && Right.is(tok::less))
> +    if (Right.is(tok::less) &&
> +        (Left.is(tok::kw_template) ||
> +         (CurrentLineType == LT_ObjCDecl && Style.ObjCSpaceBeforeProtocolList)))
>       return true;
>     if (Left.is(tok::arrow) || Right.is(tok::arrow))
>       return false;
> 
> Modified: cfe/trunk/test/Index/comment-objc-decls.m
> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Index/comment-objc-decls.m?rev=172099&r1=172098&r2=172099&view=diff
> ==============================================================================
> --- cfe/trunk/test/Index/comment-objc-decls.m (original)
> +++ cfe/trunk/test/Index/comment-objc-decls.m Thu Jan 10 14:12:55 2013
> @@ -73,7 +73,7 @@
> */
> @property (copy) id PropertyMyClass;
> @end
> -// CHECK: <Declaration>@interface MyClass : NSObject<MyProto> {\n    id IvarMyClass;\n}\n at end</Declaration>
> +// CHECK: <Declaration>@interface MyClass : NSObject <MyProto> {\n    id IvarMyClass;\n}\n at end</Declaration>
> // CHECK: <Declaration>id IvarMyClass</Declaration>
> // CHECK: <Declaration>- (id)MethodMyClass;</Declaration>
> // CHECK: <Declaration>+ (id)ClassMethodMyClass;</Declaration>
> 
> Modified: cfe/trunk/unittests/Format/FormatTest.cpp
> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/unittests/Format/FormatTest.cpp?rev=172099&r1=172098&r2=172099&view=diff
> ==============================================================================
> --- cfe/trunk/unittests/Format/FormatTest.cpp (original)
> +++ cfe/trunk/unittests/Format/FormatTest.cpp Thu Jan 10 14:12:55 2013
> @@ -1186,7 +1186,7 @@
> TEST_F(FormatTest, FormatObjCInterface) {
>   // FIXME: Handle comments like in "@interface /* wait for it */ Foo", PR14875
>   // FIXME: In google style, it's "+(id) init", not "+ (id)init".
> -  verifyFormat("@interface Foo : NSObject<NSSomeDelegate> {\n"
> +  verifyFormat("@interface Foo : NSObject <NSSomeDelegate> {\n"
>                "@public\n"
>                "  int field1;\n"
>                "@protected\n"
> @@ -1199,7 +1199,6 @@
>                "+ (id)init;\n"
>                "@end");
> 
> -  // FIXME: In LLVM style, there should be a space before '<' for protocols.
>   verifyGoogleFormat("@interface Foo : NSObject<NSSomeDelegate> {\n"
>                      " @public\n"
>                      "  int field1;\n"
> @@ -1228,10 +1227,14 @@
>                "+ (id)init;\n"
>                "@end");
> 
> -  verifyFormat("@interface Foo : Bar<Baz, Quux>\n"
> +  verifyFormat("@interface Foo : Bar <Baz, Quux>\n"
>                "+ (id)init;\n"
>                "@end");
> 
> +  verifyGoogleFormat("@interface Foo : Bar<Baz, Quux>\n"
> +                     "+ (id)init;\n"
> +                     "@end");
> +
>   verifyFormat("@interface Foo (HackStuff)\n"
>                "+ (id)init;\n"
>                "@end");
> @@ -1240,10 +1243,14 @@
>                "+ (id)init;\n"
>                "@end");
> 
> -  verifyFormat("@interface Foo (HackStuff)<MyProtocol>\n"
> +  verifyFormat("@interface Foo (HackStuff) <MyProtocol>\n"
>                "+ (id)init;\n"
>                "@end");
> 
> +  verifyGoogleFormat("@interface Foo (HackStuff)<MyProtocol>\n"
> +                     "+ (id)init;\n"
> +                     "@end");
> +
>   verifyFormat("@interface Foo {\n"
>                "  int _i;\n"
>                "}\n"
> @@ -1256,7 +1263,7 @@
>                "+ (id)init;\n"
>                "@end");
> 
> -  verifyFormat("@interface Foo : Bar<Baz, Quux> {\n"
> +  verifyFormat("@interface Foo : Bar <Baz, Quux> {\n"
>                "  int _i;\n"
>                "}\n"
>                "+ (id)init;\n"
> @@ -1274,7 +1281,7 @@
>                "+ (id)init;\n"
>                "@end");
> 
> -  verifyFormat("@interface Foo (HackStuff)<MyProtocol> {\n"
> +  verifyFormat("@interface Foo (HackStuff) <MyProtocol> {\n"
>                "  int _i;\n"
>                "}\n"
>                "+ (id)init;\n"
> @@ -1351,11 +1358,14 @@
>                "- (NSUInteger)numberOfThings;\n"
>                "@end");
> 
> -  // FIXME: In LLVM style, there should be a space before '<' for protocols.
> -  verifyFormat("@protocol MyProtocol<NSObject>\n"
> +  verifyFormat("@protocol MyProtocol <NSObject>\n"
>                "- (NSUInteger)numberOfThings;\n"
>                "@end");
> 
> +  verifyGoogleFormat("@protocol MyProtocol<NSObject>\n"
> +                     "- (NSUInteger)numberOfThings;\n"
> +                     "@end");
> +
>   verifyFormat("@protocol Foo;\n"
>                "@protocol Bar;\n");
> 
> 
> 
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