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体验新版 GitCode,发现更多精彩内容 >>
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141b84fb
编写于
10月 23, 2018
作者:
F
Fredric Silberberg
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电子邮件补丁
差异文件
Correctly return cached blocks in the IncrementalBinder for things that use BindEmbeddedBlock.
上级
f3cbd8b4
变更
3
隐藏空白更改
内联
并排
Showing
3 changed file
with
39 addition
and
1 deletion
+39
-1
src/Compilers/CSharp/Portable/Binder/Binder_Statements.cs
src/Compilers/CSharp/Portable/Binder/Binder_Statements.cs
+1
-1
src/Compilers/CSharp/Portable/Compilation/MemberSemanticModel.cs
...pilers/CSharp/Portable/Compilation/MemberSemanticModel.cs
+5
-0
src/Compilers/CSharp/Test/IOperation/IOperation/IOperationTests.cs
...lers/CSharp/Test/IOperation/IOperation/IOperationTests.cs
+33
-0
未找到文件。
src/Compilers/CSharp/Portable/Binder/Binder_Statements.cs
浏览文件 @
141b84fb
...
...
@@ -1588,7 +1588,7 @@ protected virtual LocalFunctionSymbol LookupLocalFunction(SyntaxToken nameToken)
/// </summary>
internal
virtual
uint
LocalScopeDepth
=>
Next
.
LocalScopeDepth
;
internal
BoundBlock
BindEmbeddedBlock
(
BlockSyntax
node
,
DiagnosticBag
diagnostics
)
internal
virtual
BoundBlock
BindEmbeddedBlock
(
BlockSyntax
node
,
DiagnosticBag
diagnostics
)
{
return
BindBlock
(
node
,
diagnostics
);
}
...
...
src/Compilers/CSharp/Portable/Compilation/MemberSemanticModel.cs
浏览文件 @
141b84fb
...
...
@@ -2085,6 +2085,11 @@ public override BoundStatement BindStatement(StatementSyntax node, DiagnosticBag
return
(
BoundStatement
)
boundNode
;
}
internal
override
BoundBlock
BindEmbeddedBlock
(
BlockSyntax
node
,
DiagnosticBag
diagnostics
)
{
return
(
BoundBlock
)
TryGetBoundNodeFromMap
(
node
)
??
base
.
BindEmbeddedBlock
(
node
,
diagnostics
);
}
private
BoundNode
TryGetBoundNodeFromMap
(
CSharpSyntaxNode
node
)
{
ImmutableArray
<
BoundNode
>
boundNodes
=
_semanticModel
.
GuardedGetBoundNodesFromMap
(
node
);
...
...
src/Compilers/CSharp/Test/IOperation/IOperation/IOperationTests.cs
浏览文件 @
141b84fb
...
...
@@ -493,6 +493,39 @@ void M(int x)
"
);
}
[
Fact
,
WorkItem
(
26649
,
"https://github.com/dotnet/roslyn/issues/26649"
)]
public
void
IncrementalBindingReusesBlock
()
{
var
source
=
@"
class C
{
void M()
{
try
{
}
catch (Exception e)
{
throw new Exception();
}
}
}"
;
var
compilation
=
CreateCompilation
(
source
);
var
syntaxTree
=
compilation
.
SyntaxTrees
[
0
];
var
semanticModel
=
compilation
.
GetSemanticModel
(
syntaxTree
);
// We want to get the IOperation for the { throw new Exception(); } first, and then for the containing catch block, to
// force the semantic model to bind the inner first. It should reuse that inner block when binding the outer catch.
var
catchBlock
=
syntaxTree
.
GetRoot
().
DescendantNodes
().
OfType
<
CatchClauseSyntax
>().
Single
();
var
exceptionBlock
=
catchBlock
.
Block
;
var
blockOperation
=
semanticModel
.
GetOperation
(
exceptionBlock
);
var
catchOperation
=
(
ICatchClauseOperation
)
semanticModel
.
GetOperation
(
catchBlock
);
Assert
.
Same
(
blockOperation
,
catchOperation
.
Handler
);
}
private
static
void
VerifyRootAndModelForOperationAncestors
(
IOperation
operation
,
SemanticModel
model
,
...
...
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