| /* |
| * Copyright 2016 The Bazel Authors. All rights reserved. |
| * |
| * 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.google.idea.blaze.base.lang.buildfile.psi; |
| |
| import com.google.idea.blaze.base.lang.buildfile.references.QuoteType; |
| import com.intellij.lang.ASTNode; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.util.PlatformIcons; |
| import javax.annotation.Nullable; |
| import javax.swing.Icon; |
| |
| /** PSI element for a function definition statement. */ |
| public class FunctionStatement extends NamedBuildElement |
| implements Statement, StatementListContainer, DocStringOwner { |
| |
| public FunctionStatement(ASTNode astNode) { |
| super(astNode); |
| } |
| |
| @Override |
| protected void acceptVisitor(BuildElementVisitor visitor) { |
| visitor.visitFunctionStatement(this); |
| } |
| |
| @Nullable |
| @Override |
| public Icon getIcon(int flags) { |
| return PlatformIcons.FUNCTION_ICON; |
| } |
| |
| @Nullable |
| public ParameterList getParameterList() { |
| return getPsiChild(BuildElementTypes.PARAMETER_LIST, ParameterList.class); |
| } |
| |
| public Parameter[] getParameters() { |
| ParameterList list = getParameterList(); |
| return list != null ? list.getElements() : Parameter.EMPTY_ARRAY; |
| } |
| |
| @Override |
| public String getPresentableText() { |
| return nonNullName() + getParameterList().getPresentableText(); |
| } |
| |
| @Nullable |
| @Override |
| public StringLiteral getDocString() { |
| StatementList stmtList = getStatementList(); |
| if (stmtList == null) { |
| return null; |
| } |
| for (PsiElement cur = stmtList.getFirstChild(); cur != null; cur = cur.getNextSibling()) { |
| if (cur instanceof StringLiteral |
| && ((StringLiteral) cur).getQuoteType() == QuoteType.TripleDouble) { |
| return (StringLiteral) cur; |
| } |
| if (cur instanceof BuildElement) { |
| return null; |
| } |
| } |
| return null; |
| } |
| } |