/// <summary>
/// File-in and process the actions contained in the node.
/// </summary>
/// <param name="processor">Interchange format processor responsible for the processing context.</param>
/// <param name="parseErrorSink">Error sink for reporting parse errors.</param>
/// <param name="sourceCodeService">Source code service that can convert tokens to source code span and reports issues.</param>
/// <returns>Return an interchange unit node for annotation, usually just self.</returns>
public override InterchangeUnitNode FileIn(InterchangeFormatProcessor processor, IParseErrorSink parseErrorSink, ISourceCodeReferenceService sourceCodeService)
{
if (processor == null)
throw new ArgumentNullException("processor");
if (parseErrorSink == null)
throw new ArgumentNullException("parseErrorSink");
if (sourceCodeService == null)
throw new ArgumentNullException("sourceCodeService");
// <programInitialization> ::= ’Global’ ’initializer’ <elementSeparator>
// <programInitializer> <elementSeparator>
// <programInitializer> ::= <initializer definition>
ISourceCodeReferenceService methodSourceCodeService;
InitializerNode initializer = processor.ParseInitializer(out methodSourceCodeService);
if (initializer == null)
return this; // Processor/Parser should have reported errors
if (!initializer.Accept(IronSmalltalk.Compiler.Visiting.ParseTreeValidatingVisitor.Current))
{
// We expect the parser to have reported the errors. Just in case, we do it once more to the installer.
// Bad practice here is to use the 'processor.SourcePosition', but we don't have anything better :-/
if (processor.ErrorSink != null)
processor.ErrorSink.AddInterchangeError(processor.SourcePosition, processor.SourcePosition, "Invalid initializer source code.");
return this;
}
ProgramInitializer definition = new ProgramInitializer(sourceCodeService, methodSourceCodeService, new AstIntermediateInitializerCode(initializer));
this.Definfition = definition;
// This may fail, but we don't care. If failed, it reported the error through its error sink.
processor.FileInProcessor.FileInProgramInitializer(definition);
return this;
}
/// <summary>
/// Add a program initializer definition to the installation context.
/// </summary>
/// <param name="definition">Definition of the initializer to be added.</param>
public void AddProgramInitializer(ProgramInitializer initializer)
{
this._initializers.Add(initializer);
}