コード例 #1
0
ファイル: FunctionDecl.cs プロジェクト: hansdude/Phalanger
		/// <include file='Doc/Nodes.xml' path='doc/method[@name="Emit"]/*'/>
		internal override void Emit(CodeGenerator/*!*/ codeGenerator)
		{
			Statistics.AST.AddNode("FunctionDecl");

			// marks a sequence point if function is declared here (i.e. is m-decl):
            //Note: this sequence point goes to the function where this function is declared not to this declared function!
			if (!function.IsLambda && function.Declaration.IsConditional)
				codeGenerator.MarkSequencePoint(position.FirstLine, position.FirstColumn, position.LastLine, position.LastColumn + 2);

            // emits attributes on the function itself, its return value, type parameters and regular parameters:
			attributes.Emit(codeGenerator, this);
            signature.Emit(codeGenerator);
			typeSignature.Emit(codeGenerator);

			// prepares code generator for emitting arg-full overload;
			// false is returned when the body should not be emitted:
			if (!codeGenerator.EnterFunctionDeclaration(function)) return;

			// emits the arg-full overload:
			codeGenerator.EmitArgfullOverloadBody(function, body, entireDeclarationPosition, declarationBodyPosition);

			// restores original code generator settings:
			codeGenerator.LeaveFunctionDeclaration();

			// emits function declaration (if needed):
			// ignore s-decl function declarations except for __autoload;
			// __autoload function is declared in order to avoid using callbacks when called:
			if (function.Declaration.IsConditional && !function.QualifiedName.IsAutoloadName)
			{
				Debug.Assert(!function.IsLambda);
				codeGenerator.EmitDeclareFunction(function);
			}
		}