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Rhino JavaScript Java Library Source Code
Rhino JavaScript Java Library is an open-source implementation of JavaScript written entirely in Java.
Rhino JavaScript Java Library Source Code files are provided in binary package (rhino-1.7.14.zip).
You can also browse the source code below:
✍: FYIcenter.com
⏎ org/mozilla/javascript/ast/UnaryExpression.java
/* -*- Mode: java; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ package org.mozilla.javascript.ast; import org.mozilla.javascript.Token; /** * AST node representing unary operators such as {@code typeof} and {@code delete}. * The type field is set to the appropriate Token type for the operator. * The node length spans from the operator to the end of the operand.<p> * * The {@code default xml namespace = <expr>} statement in E4X * (JavaScript 1.6) is represented as a {@code UnaryExpression} of node * type {@link Token#DEFAULTNAMESPACE}, wrapped with an * {@link ExpressionStatement}. */ public class UnaryExpression extends AstNode { private AstNode operand; public UnaryExpression() { } public UnaryExpression(int pos) { super(pos); } /** * Constructs a new UnaryExpression */ public UnaryExpression(int pos, int len) { super(pos, len); } /** * Constructs a new UnaryExpression with the specified operator * and operand. It sets the parent of the operand, and sets its own bounds * to encompass the operator and operand. * @param operator the node type * @param operatorPosition the absolute position of the operator. * @param operand the operand expression * @throws IllegalArgumentException} if {@code operand} is {@code null} */ public UnaryExpression(int operator, int operatorPosition, AstNode operand) { assertNotNull(operand); int beg = operand.getPosition(); // JavaScript only has ++ and -- postfix operators, so length is 2 int end = operand.getPosition() + operand.getLength(); setBounds(beg, end); setOperator(operator); setOperand(operand); } /** * Returns operator token – alias for {@link #getType} */ public int getOperator() { return type; } /** * Sets operator – same as {@link #setType}, but throws an * exception if the operator is invalid * @throws IllegalArgumentException if operator is not a valid * Token code */ public void setOperator(int operator) { if (!Token.isValidToken(operator)) throw new IllegalArgumentException("Invalid token: " + operator); setType(operator); } public AstNode getOperand() { return operand; } /** * Sets the operand, and sets its parent to be this node. * @throws IllegalArgumentException} if {@code operand} is {@code null} */ public void setOperand(AstNode operand) { assertNotNull(operand); this.operand = operand; operand.setParent(this); } @Override public String toSource(int depth) { StringBuilder sb = new StringBuilder(); sb.append(makeIndent(depth)); int type = getType(); sb.append(operatorToString(type)); if (type == Token.TYPEOF || type == Token.DELPROP || type == Token.VOID) { sb.append(" "); } sb.append(operand.toSource()); return sb.toString(); } /** * Visits this node, then the operand. */ @Override public void visit(NodeVisitor v) { if (v.visit(this)) { operand.visit(v); } } }
⏎ org/mozilla/javascript/ast/UnaryExpression.java
Or download all of them as a single archive file:
File name: rhino-1.7.14-sources.jar File size: 1029165 bytes Release date: 2022-01-06 Download
⇒ Example code to Test rhino-runtime-1.7.14.jar
⇐ Download Rhino JavaScript Binary Package
2022-05-03, 35410👍, 1💬
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