| /* |
| * 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.common.collect.ImmutableList; |
| import com.intellij.lang.ASTNode; |
| import java.util.StringJoiner; |
| import javax.annotation.Nullable; |
| |
| /** Parameter list in a function declaration */ |
| public class ParameterList extends BuildListType<Parameter> { |
| |
| public ParameterList(ASTNode astNode) { |
| super(astNode, Parameter.class); |
| } |
| |
| @Override |
| protected void acceptVisitor(BuildElementVisitor visitor) { |
| visitor.visitFunctionParameterList(this); |
| } |
| |
| @Nullable |
| public Parameter findParameterByName(String name) { |
| ASTNode node = getNode().getFirstChildNode(); |
| while (node != null) { |
| if (node.getElementType() == BuildElementTypes.PARAM_OPTIONAL |
| || node.getElementType() == BuildElementTypes.PARAM_MANDATORY) { |
| Parameter param = (Parameter) node.getPsi(); |
| if (name.equals(param.getName())) { |
| return param; |
| } |
| } |
| node = node.getTreeNext(); |
| } |
| return null; |
| } |
| |
| public boolean hasStarStar() { |
| return !findChildrenByType(BuildElementTypes.PARAM_STAR_STAR).isEmpty(); |
| } |
| |
| public boolean hasStar() { |
| return !findChildrenByType(BuildElementTypes.PARAM_STAR).isEmpty(); |
| } |
| |
| @Override |
| public String getPresentableText() { |
| StringJoiner joiner = new StringJoiner(", ", "(", ")"); |
| for (Parameter param : getElements()) { |
| joiner.add(param.getPresentableName()); |
| } |
| return joiner.toString(); |
| } |
| |
| @Override |
| public ImmutableList<Character> getEndChars() { |
| return ImmutableList.of(')'); |
| } |
| } |