| /* |
| * Copyright 2012, the Dart project authors. |
| * |
| * Licensed under the Eclipse Public License v1.0 (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.eclipse.org/legal/epl-v10.html |
| * |
| * 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.dart.engine.ast; |
| |
| import com.google.dart.engine.scanner.Token; |
| |
| import java.util.List; |
| |
| /** |
| * Instances of the class {@code ListLiteral} represent a list literal. |
| * |
| * <pre> |
| * listLiteral ::= |
| * 'const'? ('<' {@link TypeName type} '>')? '[' ({@link Expression expressionList} ','?)? ']' |
| * </pre> |
| * |
| * @coverage dart.engine.ast |
| */ |
| public class ListLiteral extends TypedLiteral { |
| /** |
| * The left square bracket. |
| */ |
| private Token leftBracket; |
| |
| /** |
| * The expressions used to compute the elements of the list. |
| */ |
| private NodeList<Expression> elements = new NodeList<Expression>(this); |
| |
| /** |
| * The right square bracket. |
| */ |
| private Token rightBracket; |
| |
| /** |
| * Initialize a newly created list literal. |
| * |
| * @param constKeyword the token representing the 'const' keyword |
| * @param typeArguments the type argument associated with this literal, or {@code null} if no type |
| * arguments were declared |
| * @param leftBracket the left square bracket |
| * @param elements the expressions used to compute the elements of the list |
| * @param rightBracket the right square bracket |
| */ |
| public ListLiteral(Token constKeyword, TypeArgumentList typeArguments, Token leftBracket, |
| List<Expression> elements, Token rightBracket) { |
| super(constKeyword, typeArguments); |
| this.leftBracket = leftBracket; |
| this.elements.addAll(elements); |
| this.rightBracket = rightBracket; |
| } |
| |
| @Override |
| public <R> R accept(AstVisitor<R> visitor) { |
| return visitor.visitListLiteral(this); |
| } |
| |
| @Override |
| public Token getBeginToken() { |
| Token token = getConstKeyword(); |
| if (token != null) { |
| return token; |
| } |
| TypeArgumentList typeArguments = getTypeArguments(); |
| if (typeArguments != null) { |
| return typeArguments.getBeginToken(); |
| } |
| return leftBracket; |
| } |
| |
| /** |
| * Return the expressions used to compute the elements of the list. |
| * |
| * @return the expressions used to compute the elements of the list |
| */ |
| public NodeList<Expression> getElements() { |
| return elements; |
| } |
| |
| @Override |
| public Token getEndToken() { |
| return rightBracket; |
| } |
| |
| /** |
| * Return the left square bracket. |
| * |
| * @return the left square bracket |
| */ |
| public Token getLeftBracket() { |
| return leftBracket; |
| } |
| |
| /** |
| * Return the right square bracket. |
| * |
| * @return the right square bracket |
| */ |
| public Token getRightBracket() { |
| return rightBracket; |
| } |
| |
| /** |
| * Set the left square bracket to the given token. |
| * |
| * @param bracket the left square bracket |
| */ |
| public void setLeftBracket(Token bracket) { |
| leftBracket = bracket; |
| } |
| |
| /** |
| * Set the right square bracket to the given token. |
| * |
| * @param bracket the right square bracket |
| */ |
| public void setRightBracket(Token bracket) { |
| rightBracket = bracket; |
| } |
| |
| @Override |
| public void visitChildren(AstVisitor<?> visitor) { |
| super.visitChildren(visitor); |
| elements.accept(visitor); |
| } |
| } |