internal PlaceholderLocalBinder(
CSharpSyntaxNode syntax,
ImmutableArray <Alias> aliases,
MethodSymbol containingMethod,
EETypeNameDecoder typeNameDecoder,
Binder next) :
base(next)
{
_syntax = syntax;
_containingMethod = containingMethod;
var compilation = next.Compilation;
var sourceAssembly = compilation.SourceAssembly;
var aliasesBuilder = ArrayBuilder <LocalSymbol> .GetInstance(aliases.Length);
var lowercaseBuilder = ImmutableDictionary.CreateBuilder <string, LocalSymbol>();
foreach (Alias alias in aliases)
{
var local = PlaceholderLocalSymbol.Create(
typeNameDecoder,
containingMethod,
sourceAssembly,
alias);
aliasesBuilder.Add(local);
if (alias.Kind == DkmClrAliasKind.ReturnValue)
{
lowercaseBuilder.Add(local.Name.ToLower(), local);
}
}
_lowercaseReturnValueAliases = lowercaseBuilder.ToImmutableDictionary();
_aliases = aliasesBuilder.ToImmutableAndFree();
}
private MethodSymbol GetConstructedMethod(string source, string methodName, string[] serializedTypeArgumentNames, CSharpInstructionDecoder instructionDecoder)
{
var compilation = CreateCompilationWithMscorlib45(source, options: TestOptions.DebugDll, assemblyName: nameof(InstructionDecoderTests));
var runtime = CreateRuntimeInstance(compilation);
var moduleInstances = runtime.Modules;
var blocks = moduleInstances.SelectAsArray(m => m.MetadataBlock);
compilation = blocks.ToCompilation();
var frame = (PEMethodSymbol)GetMethodOrTypeBySignature(compilation, methodName);
// Once we have the method token, we want to look up the method (again)
// using the same helper as the product code. This helper will also map
// async/iterator "MoveNext" methods to the original source method.
MethodSymbol method = compilation.GetSourceMethod(
((PEModuleSymbol)frame.ContainingModule).Module.GetModuleVersionIdOrThrow(),
MetadataTokens.GetToken(frame.Handle));
if (serializedTypeArgumentNames != null)
{
Assert.NotEmpty(serializedTypeArgumentNames);
var typeParameters = instructionDecoder.GetAllTypeParameters(method);
Assert.NotEmpty(typeParameters);
var typeNameDecoder = new EETypeNameDecoder(compilation, (PEModuleSymbol)method.ContainingModule);
// Use the same helper method as the FrameDecoder to get the TypeSymbols for the
// generic type arguments (rather than using EETypeNameDecoder directly).
var typeArguments = instructionDecoder.GetTypeSymbols(compilation, method, serializedTypeArgumentNames);
if (!typeArguments.IsEmpty)
{
method = instructionDecoder.ConstructMethod(method, typeParameters, typeArguments);
}
}
return(method);
}