private LocalRewriter(
CSharpCompilation compilation,
MethodSymbol containingMethod,
int containingMethodOrdinal,
BoundStatement rootStatement,
NamedTypeSymbol containingType,
SyntheticBoundNodeFactory factory,
SynthesizedSubmissionFields previousSubmissionFields,
bool allowOmissionOfConditionalCalls,
DiagnosticBag diagnostics,
Instrumenter instrumenter)
{
_compilation = compilation;
_factory = factory;
_factory.CurrentFunction = containingMethod;
Debug.Assert(TypeSymbol.Equals(factory.CurrentType, (containingType ?? containingMethod.ContainingType), TypeCompareKind.ConsiderEverything2));
_dynamicFactory = new LoweredDynamicOperationFactory(factory, containingMethodOrdinal);
_previousSubmissionFields = previousSubmissionFields;
_allowOmissionOfConditionalCalls = allowOmissionOfConditionalCalls;
_diagnostics = diagnostics;
Debug.Assert(instrumenter != null);
_instrumenter = instrumenter;
_rootStatement = rootStatement;
}
public static DynamicAnalysisInjector TryCreate(
MethodSymbol method,
BoundStatement methodBody,
SyntheticBoundNodeFactory methodBodyFactory,
DiagnosticBag diagnostics,
DebugDocumentProvider debugDocumentProvider,
Instrumenter previous)
{
// Do not instrument implicitly-declared methods, except for constructors.
// Instrument implicit constructors in order to instrument member initializers.
if (method.IsImplicitlyDeclared && !method.IsImplicitConstructor)
{
return(null);
}
// Do not instrument methods marked with or in scope of ExcludeFromCodeCoverageAttribute.
if (IsExcludedFromCodeCoverage(method))
{
return(null);
}
MethodSymbol createPayloadForMethodsSpanningSingleFile = GetCreatePayloadOverload(
methodBodyFactory.Compilation,
WellKnownMember.Microsoft_CodeAnalysis_Runtime_Instrumentation__CreatePayloadForMethodsSpanningSingleFile,
methodBody.Syntax,
diagnostics);
MethodSymbol createPayloadForMethodsSpanningMultipleFiles = GetCreatePayloadOverload(
methodBodyFactory.Compilation,
WellKnownMember.Microsoft_CodeAnalysis_Runtime_Instrumentation__CreatePayloadForMethodsSpanningMultipleFiles,
methodBody.Syntax,
diagnostics);
// Do not instrument any methods if CreatePayload is not present.
if ((object)createPayloadForMethodsSpanningSingleFile == null || (object)createPayloadForMethodsSpanningMultipleFiles == null)
{
return(null);
}
// Do not instrument CreatePayload if it is part of the current compilation (which occurs only during testing).
// CreatePayload will fail at run time with an infinite recursion if it is instrumented.
if (method.Equals(createPayloadForMethodsSpanningSingleFile) || method.Equals(createPayloadForMethodsSpanningMultipleFiles))
{
return(null);
}
return(new DynamicAnalysisInjector(
method,
methodBody,
methodBodyFactory,
createPayloadForMethodsSpanningSingleFile,
createPayloadForMethodsSpanningMultipleFiles,
diagnostics,
debugDocumentProvider,
previous));
}
private DynamicAnalysisInjector(
MethodSymbol method,
BoundStatement methodBody,
SyntheticBoundNodeFactory methodBodyFactory,
MethodSymbol createPayloadForMethodsSpanningSingleFile,
MethodSymbol createPayloadForMethodsSpanningMultipleFiles,
DiagnosticBag diagnostics,
DebugDocumentProvider debugDocumentProvider,
Instrumenter previous) : base(previous)
{
_createPayloadForMethodsSpanningSingleFile = createPayloadForMethodsSpanningSingleFile;
_createPayloadForMethodsSpanningMultipleFiles = createPayloadForMethodsSpanningMultipleFiles;
_method = method;
_methodBody = methodBody;
_spansBuilder = ArrayBuilder <SourceSpan> .GetInstance();
TypeSymbol payloadElementType = methodBodyFactory.SpecialType(SpecialType.System_Boolean);
_payloadType = ArrayTypeSymbol.CreateCSharpArray(methodBodyFactory.Compilation.Assembly, TypeSymbolWithAnnotations.Create(payloadElementType));
_diagnostics = diagnostics;
_debugDocumentProvider = debugDocumentProvider;
_methodBodyFactory = methodBodyFactory;
// Set the factory context to generate nodes for the current method
var oldMethod = methodBodyFactory.CurrentFunction;
methodBodyFactory.CurrentFunction = method;
_methodPayload = methodBodyFactory.SynthesizedLocal(_payloadType, kind: SynthesizedLocalKind.InstrumentationPayload, syntax: methodBody.Syntax);
// The first point indicates entry into the method and has the span of the method definition.
SyntaxNode syntax = MethodDeclarationIfAvailable(methodBody.Syntax);
if (!method.IsImplicitlyDeclared)
{
_methodEntryInstrumentation = AddAnalysisPoint(syntax, SkipAttributes(syntax), methodBodyFactory);
}
// Restore context
methodBodyFactory.CurrentFunction = oldMethod;
}
public DebugInfoInjector(Instrumenter previous)
: base(previous)
{
}
public CompoundInstrumenter(Instrumenter previous)
{
Debug.Assert(previous != null);
Previous = previous;
}
