本文整理汇总了C#中CSharpCompilation.GetSemanticModel方法的典型用法代码示例。如果您正苦于以下问题：C# CSharpCompilation.GetSemanticModel方法的具体用法？C# CSharpCompilation.GetSemanticModel怎么用？C# CSharpCompilation.GetSemanticModel使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类CSharpCompilation的用法示例。
在下文中一共展示了CSharpCompilation.GetSemanticModel方法的9个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: CheckCompilationSyntaxTrees
private static void CheckCompilationSyntaxTrees(CSharpCompilation compilation, params SyntaxTree[] expectedSyntaxTrees)
{
ImmutableArray<SyntaxTree> actualSyntaxTrees = compilation.SyntaxTrees;
int numTrees = expectedSyntaxTrees.Length;
Assert.Equal(numTrees, actualSyntaxTrees.Length);
for (int i = 0; i < numTrees; i++)
{
Assert.Equal(expectedSyntaxTrees[i], actualSyntaxTrees[i]);
}
for (int i = 0; i < numTrees; i++)
{
for (int j = 0; j < numTrees; j++)
{
Assert.Equal(Math.Sign(compilation.CompareSyntaxTreeOrdering(expectedSyntaxTrees[i], expectedSyntaxTrees[j])), Math.Sign(i.CompareTo(j)));
}
}
var types = expectedSyntaxTrees.Select(tree => compilation.GetSemanticModel(tree).GetDeclaredSymbol(tree.GetCompilationUnitRoot().Members.Single())).ToArray();
for (int i = 0; i < numTrees; i++)
{
for (int j = 0; j < numTrees; j++)
{
Assert.Equal(Math.Sign(compilation.CompareSourceLocations(types[i].Locations[0], types[j].Locations[0])), Math.Sign(i.CompareTo(j)));
}
}
}示例2: GetSpeculativeType
private static TypeSymbol GetSpeculativeType(CSharpCompilation comp, string name)
{
var tree = comp.SyntaxTrees.Single();
var model = comp.GetSemanticModel(tree);
return (TypeSymbol)model.GetSpeculativeTypeInfo(
tree.Length,
SyntaxFactory.IdentifierName(name),
SpeculativeBindingOption.BindAsTypeOrNamespace).Type;
}示例3: GetSpeculativeSymbol
private static Symbol GetSpeculativeSymbol(CSharpCompilation comp, string name)
{
var tree = comp.SyntaxTrees.Single();
var model = comp.GetSemanticModel(tree);
return (Symbol)model.GetSpeculativeSymbolInfo(
tree.Length,
SyntaxFactory.IdentifierName(name),
SpeculativeBindingOption.BindAsExpression).Symbol;
}示例4: VerifySemanticInfoForLockStatements
private static void VerifySemanticInfoForLockStatements(CSharpCompilation compilation, ISymbol symbol, int index = 1, bool isSymbolNull = false)
{
var tree = compilation.SyntaxTrees.Single();
var model = compilation.GetSemanticModel(tree);
var lockStatements = tree.GetCompilationUnitRoot().DescendantNodes().OfType<LockStatementSyntax>().ToList();
var symbolInfo = model.GetSymbolInfo(lockStatements[index - 1].Expression);
if (isSymbolNull == true)
{
Assert.Null(symbolInfo.Symbol);
}
else
{
Assert.NotNull(symbolInfo.Symbol);
}
var typeInfo = model.GetTypeInfo(lockStatements[index - 1].Expression);
Assert.NotNull(typeInfo.Type);
Assert.NotNull(typeInfo.ConvertedType);
Assert.Equal(symbol, (TypeSymbol)typeInfo.Type);
Assert.Equal(symbol, (TypeSymbol)typeInfo.ConvertedType);
}示例5: VerifyLookUpSymbolForUsingStatements
private ISymbol VerifyLookUpSymbolForUsingStatements(CSharpCompilation compilation, Symbol symbol, int index = 1)
{
var tree = compilation.SyntaxTrees.Single();
var model = compilation.GetSemanticModel(tree);
var usingStatements = tree.GetCompilationUnitRoot().DescendantNodes().OfType<UsingStatementSyntax>().ToList();
var actualSymbol = model.LookupSymbols(usingStatements[index - 1].SpanStart, name: symbol.Name).Single();
Assert.Equal(SymbolKind.Local, actualSymbol.Kind);
Assert.Equal(symbol, actualSymbol);
return actualSymbol;
}示例6: VerifySymbolInfoForUsingStatements
private SymbolInfo VerifySymbolInfoForUsingStatements(CSharpCompilation compilation, Symbol symbol, int index = 1)
{
var tree = compilation.SyntaxTrees.Single();
var model = compilation.GetSemanticModel(tree);
var usingStatements = tree.GetCompilationUnitRoot().DescendantNodes().OfType<UsingStatementSyntax>().ToList();
var type = model.GetSymbolInfo(usingStatements[index - 1].Declaration.Type);
Assert.Equal(symbol, type.Symbol);
return type;
}示例7: VerifyDeclaredSymbolForUsingStatements
private IEnumerable VerifyDeclaredSymbolForUsingStatements(CSharpCompilation compilation, int index = 1, params string[] variables)
{
var tree = compilation.SyntaxTrees.Single();
var model = compilation.GetSemanticModel(tree);
var usingStatements = tree.GetCompilationUnitRoot().DescendantNodes().OfType<UsingStatementSyntax>().ToList();
var i = 0;
foreach (var x in usingStatements[index - 1].Declaration.Variables)
{
var symbol = model.GetDeclaredSymbol(x);
Assert.Equal(SymbolKind.Local, symbol.Kind);
Assert.Equal(variables[i++].ToString(), symbol.ToDisplayString());
yield return symbol;
}
}示例8: GetUsingStatements
private UsingStatementSyntax GetUsingStatements(CSharpCompilation compilation, int index = 1)
{
var tree = compilation.SyntaxTrees.Single();
var model = compilation.GetSemanticModel(tree);
var usingStatements = tree.GetCompilationUnitRoot().DescendantNodes().OfType<UsingStatementSyntax>().ToList();
return usingStatements[index - 1];
}示例9: TestSemanticModelAPI
private static void TestSemanticModelAPI(
CSharpCompilation compilation,
SyntaxTree tree,
ImmutableArray<SemanticModelInfo> infos,
ImmutableArray<Diagnostic> diagnostics,
bool backwards)
{
SemanticModel semanticModel = compilation.GetSemanticModel(tree);
SymbolInfo symInfo;
TypeInfo typeInfo;
foreach (var info in backwards ? infos.Reverse() : infos)
{
info.Clear();
switch (info.Node.Kind)
{
case SyntaxKind.Parameter:
var parameterDecl = (ParameterSyntax)info.Node;
var param = (ParameterSymbol)semanticModel.GetDeclaredSymbol(parameterDecl);
Assert.Equal(parameterDecl.Identifier.ValueText, param.Name);
Assert.Equal(parameterDecl.Identifier.GetLocation(), param.Locations[0]);
info.SymInfo = new SymbolInfo(param);
break;
case SyntaxKind.VariableDeclarator:
var declarator = (VariableDeclaratorSyntax)info.Node;
var local = (LocalSymbol)semanticModel.GetDeclaredSymbol(declarator);
if ((object)local != null)
{
Assert.Equal(declarator.Identifier.ValueText, local.Name);
Assert.Equal(declarator.Identifier.GetLocation(), local.Locations[0]);
}
else if (declarator.Identifier.IsMissing)
{
break;
}
else
{
Assert.Equal(SyntaxKind.DeclarationExpression, declarator.Parent.Kind);
Assert.True(diagnostics.Where(d => d.Code == (int)ErrorCode.ERR_DeclarationExpressionOutOfContext &&
d.Location == declarator.Parent.GetLocation()).Any());
break;
}
info.SymInfo = new SymbolInfo(local);
if (declarator.Parent.Kind == SyntaxKind.DeclarationExpression)
{
Assert.Equal(LocalDeclarationKind.RegularVariable, local.DeclarationKind);
var declExpr = (DeclarationExpressionSyntax)declarator.Parent;
symInfo = semanticModel.GetSymbolInfo(declExpr);
Assert.Same(local, symInfo.Symbol);
typeInfo = semanticModel.GetTypeInfo(declExpr);
Assert.Equal(local.Type, typeInfo.Type);
}
Assert.True(semanticModel.LookupNames(declarator.Identifier.Position).Contains(local.Name));
var declDiagnostics = diagnostics.Where(d => d.Location == declarator.Identifier.GetLocation()).ToArray();
bool duplicate = declDiagnostics.Where(d => d.Code == (int)ErrorCode.ERR_LocalDuplicate).Any();
bool overrides = declDiagnostics.Where(d => d.Code == (int)ErrorCode.ERR_LocalIllegallyOverrides).Any();
Assert.False(duplicate && overrides);
if (duplicate)
{
Assert.NotEqual(local, semanticModel.LookupSymbols(declarator.Identifier.Position, name: local.Name).Single());
}
else
{
Assert.Same(local, semanticModel.LookupSymbols(declarator.Identifier.Position, name: local.Name).Single());
}
break;
case SyntaxKind.CatchDeclaration:
var catchDecl = (CatchDeclarationSyntax)info.Node;
local = (LocalSymbol)semanticModel.GetDeclaredSymbol(catchDecl);
Assert.Equal(catchDecl.Identifier.ValueText, local.Name);
Assert.Equal(catchDecl.Identifier.GetLocation(), local.Locations[0]);
info.SymInfo = new SymbolInfo(local);
break;
case SyntaxKind.ForEachStatement:
var loop = (ForEachStatementSyntax)info.Node;
local = (LocalSymbol)semanticModel.GetDeclaredSymbol(loop);
Assert.Equal(loop.Identifier.ValueText, local.Name);
Assert.Equal(loop.Identifier.GetLocation(), local.Locations[0]);
info.SymInfo = new SymbolInfo(local);
break;
//.........这里部分代码省略.........