//^ invariant isInitialized ==> this.members != null;
private void Parse(Parser parser)
//^ ensures this.members != null;
{
List<INamespaceDeclarationMember> members = this.members = new List<INamespaceDeclarationMember>();
List<SourceCustomAttribute> sourceAttributes = this.sourceAttributes = new List<SourceCustomAttribute>();
parser.ParseNamespaceBody(members, sourceAttributes);
members.TrimExcess();
sourceAttributes.TrimExcess();
//^ assume this.members != null;
}
protected override void InitializeIfNecessary()
//^^ ensures this.members != null;
{
if (this.isInitialized) return;
lock (GlobalLock.LockingObject) {
if (this.isInitialized) return;
//^ assume this.CompilationPart is SpecSharpCompilationPart; //The constructor ensures this
SpecSharpCompilationPart cp = (SpecSharpCompilationPart)this.CompilationPart;
Parser parser = new Parser(this.Compilation, this.SourceLocation, cp.ScannerAndParserErrors); //TODO: get options from Compilation
this.Parse(parser);
this.SetContainingNodes();
ErrorEventArgs errorEventArguments = new ErrorEventArgs(ErrorReporter.Instance, this.SourceLocation, cp.ScannerAndParserErrors.AsReadOnly());
this.Compilation.HostEnvironment.ReportErrors(errorEventArguments);
errorEventArguments = new ErrorEventArgs(ErrorReporter.Instance, cp.UnpreprocessedDocument.SourceLocation, cp.PreprocessorErrors);
this.Compilation.HostEnvironment.ReportErrors(errorEventArguments);
this.isInitialized = true;
}
}
internal void Parse(Parser parser, SpecSharpCompilationPart compilationPart) {
this.Parse(parser);
this.compilationPart = compilationPart;
this.SetContainingNodes();
this.isInitialized = true;
}