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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/ExpressionStatement.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 an expression in a statement context. The node type is * {@link Token#EXPR_VOID} if inside a function, or else * {@link Token#EXPR_RESULT} if inside a script. */ public class ExpressionStatement extends AstNode { private AstNode expr; { type = Token.EXPR_VOID; } /** * Called by the parser to set node type to EXPR_RESULT * if this node is not within a Function. */ public void setHasResult() { type = Token.EXPR_RESULT; } public ExpressionStatement() { } /** * Constructs a new {@code ExpressionStatement} wrapping * the specified expression. Sets this node's position to the * position of the wrapped node, and sets the wrapped node's * position to zero. Sets this node's length to the length of * the wrapped node. * @param expr the wrapped expression * @param hasResult {@code true} if this expression has side * effects. If true, sets node type to EXPR_RESULT, else to EXPR_VOID. */ public ExpressionStatement(AstNode expr, boolean hasResult) { this(expr); if (hasResult) setHasResult(); } /** * Constructs a new {@code ExpressionStatement} wrapping * the specified expression. Sets this node's position to the * position of the wrapped node, and sets the wrapped node's * position to zero. Sets this node's length to the length of * the wrapped node. * @param expr the wrapped expression */ public ExpressionStatement(AstNode expr) { this(expr.getPosition(), expr.getLength(), expr); } public ExpressionStatement(int pos, int len) { super(pos, len); } /** * Constructs a new {@code ExpressionStatement} * @param expr the wrapped {@link AstNode}. * The {@code ExpressionStatement}'s bounds are set to those of expr, * and expr's parent is set to this node. * @throws IllegalArgumentException if {@code expr} is null */ public ExpressionStatement(int pos, int len, AstNode expr) { super(pos, len); setExpression(expr); } /** * Returns the wrapped expression */ public AstNode getExpression() { return expr; } /** * Sets the wrapped expression, and sets its parent to this node. * @throws IllegalArgumentException} if expression is {@code null} */ public void setExpression(AstNode expression) { assertNotNull(expression); expr = expression; expression.setParent(this); setLineno(expression.getLineno()); } /** * Returns true if this node has side effects * @throws IllegalStateException if expression has not yet * been set. */ @Override public boolean hasSideEffects() { return type == Token.EXPR_RESULT || expr.hasSideEffects(); } @Override public String toSource(int depth) { StringBuilder sb = new StringBuilder(); sb.append(expr.toSource(depth)); sb.append(";"); if(this.getInlineComment() != null) { sb.append(this.getInlineComment().toSource(depth)); } sb.append("\n"); return sb.toString(); } /** * Visits this node, then the wrapped statement. */ @Override public void visit(NodeVisitor v) { if (v.visit(this)) { expr.visit(v); } } }
⏎ org/mozilla/javascript/ast/ExpressionStatement.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, 36214👍, 1💬
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