| /* |
| * Copyright 2000-2013 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.jetbrains.python.validation; |
| |
| import com.intellij.lang.ASTNode; |
| import com.intellij.lang.annotation.Annotation; |
| import com.intellij.openapi.project.IndexNotReadyException; |
| import com.intellij.psi.PsiElement; |
| import com.jetbrains.python.highlighting.PyHighlighter; |
| import com.jetbrains.python.PyNames; |
| import com.jetbrains.python.psi.*; |
| |
| /** |
| * Highlights class definitions, functrion definitions, and decorators. |
| * User: dcheryasov |
| * Date: Jan 9, 2009 9:53:38 AM |
| */ |
| public class PyDefinitionsAnnotator extends PyAnnotator { |
| |
| @Override |
| public void visitPyClass(PyClass node) { |
| final ASTNode name_node = node.getNameNode(); |
| if (name_node != null) { |
| Annotation ann = getHolder().createInfoAnnotation(name_node, null); |
| ann.setTextAttributes(PyHighlighter.PY_CLASS_DEFINITION); |
| } |
| } |
| |
| @Override |
| public void visitPyFunction(PyFunction node) { |
| ASTNode name_node = node.getNameNode(); |
| if (name_node != null) { |
| Annotation ann = getHolder().createInfoAnnotation(name_node, null); |
| final String name = node.getName(); |
| LanguageLevel languageLevel = LanguageLevel.forElement(node); |
| if (PyNames.UnderscoredAttributes.contains(name) || PyNames.getBuiltinMethods(languageLevel).containsKey(name)) { |
| PyClass cls = node.getContainingClass(); |
| if (PyNames.NEW.equals(name)) { |
| boolean new_style_class = false; |
| try { |
| if (cls != null) new_style_class = cls.isNewStyleClass(); |
| } |
| catch (IndexNotReadyException ignored) { |
| } |
| if (new_style_class) { |
| ann.setTextAttributes(PyHighlighter.PY_PREDEFINED_DEFINITION); |
| } |
| } |
| else { |
| ann.setTextAttributes(PyHighlighter.PY_PREDEFINED_DEFINITION); |
| } |
| } |
| else ann.setTextAttributes(PyHighlighter.PY_FUNC_DEFINITION); |
| } |
| } |
| |
| @Override |
| public void visitPyDecoratorList(PyDecoratorList node) { |
| PyDecorator[] decos = node.getDecorators(); |
| for (PyDecorator deco : decos) { |
| highlightDecorator(deco); |
| } |
| } |
| |
| private void highlightDecorator(PyDecorator node) { |
| // highlight only the identifier |
| PsiElement mk = node.getFirstChild(); // the '@' |
| if (mk != null) { |
| mk = mk.getNextSibling(); // ref |
| if (mk != null) { |
| Annotation ann = getHolder().createInfoAnnotation(mk, null); |
| ann.setTextAttributes(PyHighlighter.PY_DECORATOR); |
| } |
| } |
| } |
| } |