Autocomplete function parameters

acvisitor.d

@@ -98,12 +98,59 @@ class AutocompleteVisitor : ASTVisitor
 		symbol.location = dec.name.startIndex;
 		symbol.kind = CompletionKind.functionName;
 		symbol.type = dec.returnType;
+
+		ACSymbol[] parameterSymbols;
+		if (dec.parameters !is null)
+		{
+			foreach (parameter; dec.parameters.parameters)
+			{
+				writeln("Adding parameter ", parameter.name.value);
+				ACSymbol paramSymbol = new ACSymbol;
+				paramSymbol.name = parameter.name.value;
+				paramSymbol.type = parameter.type;
+				paramSymbol.kind = CompletionKind.variableName;
+				paramSymbol.location = parameter.name.startIndex;
+				parameterSymbols ~= paramSymbol;
+			}
+		}
+
+		writeln("Parameter symbols added");
 		if (dec.returnType !is null)
 		{
 			symbol.calltip = format("%s %s%s", dec.returnType.toString(),
 				dec.name.value, dec.parameters.toString());
 		}
-		mixin (visitAndAdd);
+		auto p = parentSymbol;
+		parentSymbol = symbol;
+
+		BlockStatement functionBody = dec.functionBody is null ? null
+			: (dec.functionBody.bodyStatement !is null
+			? dec.functionBody.bodyStatement.blockStatement : dec.functionBody.blockStatement);
+
+		if (functionBody !is null)
+		{
+			writeln("Processing function body");
+			auto s = scope_;
+			scope_ = new Scope(functionBody.startLocation,
+				functionBody.endLocation);
+			scope_.parent = s;
+			foreach (parameterSymbol; parameterSymbols)
+			{
+				parameterSymbol.location = functionBody.startLocation;
+				scope_.symbols ~= parameterSymbol;
+			}
+			if (functionBody.declarationsAndStatements !is null)
+				functionBody.declarationsAndStatements.accept(this);
+			s.children ~= scope_;
+			scope_ = s;
+		}
+
+		parentSymbol = p;
+		if (parentSymbol is null)
+			symbols ~= symbol;
+		else
+			parentSymbol.parts ~= symbol;
+		scope_.symbols ~= symbol;
 	}
 
 	override void visit(EnumMember member)