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体验新版 GitCode,发现更多精彩内容 >>
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a07d2c88
编写于
12月 17, 2015
作者:
N
Neal Gafter
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电子邮件补丁
差异文件
A method may have the same name as its type parameter.
Fixes #7506
上级
38ac20ed
变更
3
隐藏空白更改
内联
并排
Showing
3 changed file
with
12 addition
and
13 deletion
+12
-13
src/Compilers/CSharp/Portable/Symbols/Source/SourceMemberMethodSymbol.cs
...Sharp/Portable/Symbols/Source/SourceMemberMethodSymbol.cs
+1
-4
src/Compilers/CSharp/Portable/Symbols/Source/TypeParameterBuilder.cs
...rs/CSharp/Portable/Symbols/Source/TypeParameterBuilder.cs
+2
-1
src/Compilers/CSharp/Test/Symbol/Symbols/SymbolErrorTests.cs
src/Compilers/CSharp/Test/Symbol/Symbols/SymbolErrorTests.cs
+9
-8
未找到文件。
src/Compilers/CSharp/Portable/Symbols/Source/SourceMemberMethodSymbol.cs
浏览文件 @
a07d2c88
...
...
@@ -822,10 +822,7 @@ private ImmutableArray<TypeParameterSymbol> MakeTypeParameters(MethodDeclaration
var
location
=
identifier
.
GetLocation
();
var
name
=
identifier
.
ValueText
;
if
(
name
==
this
.
Name
)
{
diagnostics
.
Add
(
ErrorCode
.
ERR_TypeVariableSameAsParent
,
location
,
name
);
}
// Note: It is not an error to have a type parameter named the same as its enclosing method: void M<M>() {}
for
(
int
i
=
0
;
i
<
result
.
Count
;
i
++)
{
...
...
src/Compilers/CSharp/Portable/Symbols/Source/TypeParameterBuilder.cs
浏览文件 @
a07d2c88
...
...
@@ -10,7 +10,7 @@
namespace
Microsoft.CodeAnalysis.CSharp.Symbols
{
/// <summary>
/// A context for binding type parameter symbols.
/// A context for binding type parameter symbols
of named types
.
/// </summary>
internal
sealed
class
TypeParameterBuilder
{
...
...
@@ -37,6 +37,7 @@ internal TypeParameterSymbol MakeSymbol(int ordinal, IList<TypeParameterBuilder>
ToLocations
(
builders
),
ToSyntaxRefs
(
builders
));
// SPEC: A type parameter [of a type] cannot have the same name as the type itself.
if
(
result
.
Name
==
result
.
ContainingSymbol
.
Name
)
{
diagnostics
.
Add
(
ErrorCode
.
ERR_TypeVariableSameAsParent
,
result
.
Locations
[
0
],
result
.
Name
);
...
...
src/Compilers/CSharp/Test/Symbol/Symbols/SymbolErrorTests.cs
浏览文件 @
a07d2c88
...
...
@@ -11961,7 +11961,7 @@ public void CS0694ERR_TypeVariableSameAsParent01()
{
interface IFoo
{
void M<M>(M m);
void M<M>(M m);
// OK (constraint applies to types but not methods)
}
class C<C>
...
...
@@ -11972,13 +11972,14 @@ public struct S<T, S>
}
}
";
var comp = DiagnosticsUtils.VerifyErrorsAndGetCompilationWithMscorlib(text,
new ErrorDescription { Code = (int)ErrorCode.ERR_TypeVariableSameAsParent, Line = 5, Column = 16 }, // Dev10 not report this if there next 2 errors
new ErrorDescription { Code = (int)ErrorCode.ERR_TypeVariableSameAsParent, Line = 8, Column = 13 },
new ErrorDescription { Code = (int)ErrorCode.ERR_TypeVariableSameAsParent, Line = 10, Column = 28 });
var ns = comp.SourceModule.GlobalNamespace.GetMembers("NS").Single() as NamespaceSymbol;
// TODO...
CreateCompilationWithMscorlib(text).VerifyDiagnostics(
// (8,13): error CS0694: Type parameter 'C' has the same name as the containing type, or method
// class C<C>
Diagnostic(ErrorCode.ERR_TypeVariableSameAsParent, "C").WithArguments("C").WithLocation(8, 13),
// (10,28): error CS0694: Type parameter 'S' has the same name as the containing type, or method
// public struct S<T, S>
Diagnostic(ErrorCode.ERR_TypeVariableSameAsParent, "S").WithArguments("S").WithLocation(10, 28)
);
}
[Fact]
...
...
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