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体验新版 GitCode,发现更多精彩内容 >>
提交
89de9256
编写于
5月 03, 2017
作者:
C
CyrusNajmabadi
浏览文件
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电子邮件补丁
差异文件
Add type inference support for tuples.
上级
540f00d0
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
80 addition
and
1 deletion
+80
-1
src/EditorFeatures/CSharpTest/Diagnostics/GenerateMethod/GenerateMethodTests.cs
...arpTest/Diagnostics/GenerateMethod/GenerateMethodTests.cs
+63
-1
src/Workspaces/CSharp/Portable/LanguageServices/CSharpTypeInferenceService.TypeInferrer.cs
...nguageServices/CSharpTypeInferenceService.TypeInferrer.cs
+17
-0
未找到文件。
src/EditorFeatures/CSharpTest/Diagnostics/GenerateMethod/GenerateMethodTests.cs
浏览文件 @
89de9256
...
...
@@ -7262,7 +7262,7 @@ private object Method()
parseOptions
:
TestOptions
.
Regular
);
}
[
Fact
/*(Skip = "https://github.com/dotnet/roslyn/issues/15508")*/
,
Trait
(
Traits
.
Feature
,
Traits
.
Features
.
CodeActionsGenerateMethod
)]
[
Fact
,
Trait
(
Traits
.
Feature
,
Traits
.
Features
.
CodeActionsGenerateMethod
)]
[
WorkItem
(
14136
,
"https://github.com/dotnet/roslyn/issues/14136"
)]
public
async
Task
TestDeconstruction4
()
{
...
...
@@ -7379,5 +7379,67 @@ public void Foo()
}
}"
);
}
[
Fact
,
Trait
(
Traits
.
Feature
,
Traits
.
Features
.
CodeActionsGenerateMethod
)]
[
WorkItem
(
18969
,
"https://github.com/dotnet/roslyn/issues/18969"
)]
public
async
Task
TestTupleElement1
()
{
await
TestAsync
(
@"using System;
class C
{
public void M1()
{
(int x, string y) t = ([|Method|](), null);
}
}"
,
@"using System;
class C
{
public void M1()
{
(int x, string y) t = (Method(), null);
}
private int Method()
{
throw new NotImplementedException();
}
}"
,
parseOptions
:
TestOptions
.
Regular
);
}
[
Fact
,
Trait
(
Traits
.
Feature
,
Traits
.
Features
.
CodeActionsGenerateMethod
)]
[
WorkItem
(
18969
,
"https://github.com/dotnet/roslyn/issues/18969"
)]
public
async
Task
TestTupleElement2
()
{
await
TestAsync
(
@"using System;
class C
{
public void M1()
{
(int x, string y) t = (0, [|Method|]());
}
}"
,
@"using System;
class C
{
public void M1()
{
(int x, string y) t = (0, Method());
}
private string Method()
{
throw new NotImplementedException();
}
}"
,
parseOptions
:
TestOptions
.
Regular
);
}
}
}
\ No newline at end of file
src/Workspaces/CSharp/Portable/LanguageServices/CSharpTypeInferenceService.TypeInferrer.cs
浏览文件 @
89de9256
...
...
@@ -310,6 +310,11 @@ private IEnumerable<TypeInferenceInfo> InferTypeInAnonymousObjectCreation(Anonym
return
InferTypeInElementAccessExpression
(
elementAccess
,
index
,
argument
);
}
if
(
argument
.
IsParentKind
(
SyntaxKind
.
TupleExpression
))
{
return
InferTypeInTupleExpression
((
TupleExpressionSyntax
)
argument
.
Parent
,
argument
);
}
}
if
(
argument
.
Parent
.
IsParentKind
(
SyntaxKind
.
ImplicitElementAccess
)
&&
...
...
@@ -331,6 +336,18 @@ private IEnumerable<TypeInferenceInfo> InferTypeInAnonymousObjectCreation(Anonym
return
SpecializedCollections
.
EmptyEnumerable
<
TypeInferenceInfo
>();
}
private
IEnumerable
<
TypeInferenceInfo
>
InferTypeInTupleExpression
(
TupleExpressionSyntax
parent
,
ArgumentSyntax
argument
)
{
var
index
=
parent
.
Arguments
.
IndexOf
(
argument
);
var
parentTypes
=
InferTypes
(
parent
);
return
parentTypes
.
Select
(
typeInfo
=>
typeInfo
.
InferredType
)
.
OfType
<
INamedTypeSymbol
>()
.
Where
(
namedType
=>
namedType
.
IsTupleType
&&
index
<
namedType
.
TupleElements
.
Length
)
.
Select
(
tupleType
=>
new
TypeInferenceInfo
(
tupleType
.
TupleElements
[
index
].
Type
));
}
private
IEnumerable
<
TypeInferenceInfo
>
InferTypeInAttributeArgument
(
AttributeArgumentSyntax
argument
,
SyntaxToken
?
previousToken
=
null
,
ArgumentSyntax
argumentOpt
=
null
)
{
if
(
previousToken
.
HasValue
)
...
...
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