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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/CompilerEnvirons.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; import java.util.Set; import org.mozilla.javascript.ast.ErrorCollector; public class CompilerEnvirons { public CompilerEnvirons() { errorReporter = DefaultErrorReporter.instance; languageVersion = Context.VERSION_DEFAULT; generateDebugInfo = true; reservedKeywordAsIdentifier = true; allowMemberExprAsFunctionName = false; xmlAvailable = true; optimizationLevel = 0; generatingSource = true; strictMode = false; warningAsError = false; generateObserverCount = false; allowSharpComments = false; } public void initFromContext(Context cx) { setErrorReporter(cx.getErrorReporter()); languageVersion = cx.getLanguageVersion(); generateDebugInfo = (!cx.isGeneratingDebugChanged() || cx.isGeneratingDebug()); reservedKeywordAsIdentifier = cx.hasFeature(Context.FEATURE_RESERVED_KEYWORD_AS_IDENTIFIER); allowMemberExprAsFunctionName = cx.hasFeature(Context.FEATURE_MEMBER_EXPR_AS_FUNCTION_NAME); strictMode = cx.hasFeature(Context.FEATURE_STRICT_MODE); warningAsError = cx.hasFeature(Context.FEATURE_WARNING_AS_ERROR); xmlAvailable = cx.hasFeature(Context.FEATURE_E4X); optimizationLevel = cx.getOptimizationLevel(); generatingSource = cx.isGeneratingSource(); activationNames = cx.activationNames; // Observer code generation in compiled code : generateObserverCount = cx.generateObserverCount; } public final ErrorReporter getErrorReporter() { return errorReporter; } public void setErrorReporter(ErrorReporter errorReporter) { if (errorReporter == null) throw new IllegalArgumentException(); this.errorReporter = errorReporter; } public final int getLanguageVersion() { return languageVersion; } public void setLanguageVersion(int languageVersion) { Context.checkLanguageVersion(languageVersion); this.languageVersion = languageVersion; } public final boolean isGenerateDebugInfo() { return generateDebugInfo; } public void setGenerateDebugInfo(boolean flag) { this.generateDebugInfo = flag; } public final boolean isReservedKeywordAsIdentifier() { return reservedKeywordAsIdentifier; } public void setReservedKeywordAsIdentifier(boolean flag) { reservedKeywordAsIdentifier = flag; } /** * Extension to ECMA: if 'function <name>' is not followed * by '(', assume <name> starts a {@code memberExpr} */ public final boolean isAllowMemberExprAsFunctionName() { return allowMemberExprAsFunctionName; } public void setAllowMemberExprAsFunctionName(boolean flag) { allowMemberExprAsFunctionName = flag; } public final boolean isXmlAvailable() { return xmlAvailable; } public void setXmlAvailable(boolean flag) { xmlAvailable = flag; } public final int getOptimizationLevel() { return optimizationLevel; } public void setOptimizationLevel(int level) { Context.checkOptimizationLevel(level); this.optimizationLevel = level; } public final boolean isGeneratingSource() { return generatingSource; } public boolean getWarnTrailingComma() { return warnTrailingComma; } public void setWarnTrailingComma(boolean warn) { warnTrailingComma = warn; } public final boolean isStrictMode() { return strictMode; } public void setStrictMode(boolean strict) { strictMode = strict; } public final boolean reportWarningAsError() { return warningAsError; } /** * Specify whether or not source information should be generated. * <p> * Without source information, evaluating the "toString" method * on JavaScript functions produces only "[native code]" for * the body of the function. * Note that code generated without source is not fully ECMA * conformant. */ public void setGeneratingSource(boolean generatingSource) { this.generatingSource = generatingSource; } /** * @return true iff code will be generated with callbacks to enable * instruction thresholds */ public boolean isGenerateObserverCount() { return generateObserverCount; } /** * Turn on or off generation of code with callbacks to * track the count of executed instructions. * Currently only affects JVM byte code generation: this slows down the * generated code, but code generated without the callbacks will not * be counted toward instruction thresholds. Rhino's interpretive * mode does instruction counting without inserting callbacks, so * there is no requirement to compile code differently. * @param generateObserverCount if true, generated code will contain * calls to accumulate an estimate of the instructions executed. */ public void setGenerateObserverCount(boolean generateObserverCount) { this.generateObserverCount = generateObserverCount; } public boolean isRecordingComments() { return recordingComments; } public void setRecordingComments(boolean record) { recordingComments = record; } public boolean isRecordingLocalJsDocComments() { return recordingLocalJsDocComments; } public void setRecordingLocalJsDocComments(boolean record) { recordingLocalJsDocComments = record; } /** * Turn on or off full error recovery. In this mode, parse errors do not * throw an exception, and the parser attempts to build a full syntax tree * from the input. Useful for IDEs and other frontends. */ public void setRecoverFromErrors(boolean recover) { recoverFromErrors = recover; } public boolean recoverFromErrors() { return recoverFromErrors; } /** * Puts the parser in "IDE" mode. This enables some slightly more expensive * computations, such as figuring out helpful error bounds. */ public void setIdeMode(boolean ide) { ideMode = ide; } public boolean isIdeMode() { return ideMode; } public Set<String> getActivationNames() { return activationNames; } public void setActivationNames(Set<String> activationNames) { this.activationNames = activationNames; } /** * Mozilla sources use the C preprocessor. */ public void setAllowSharpComments(boolean allow) { allowSharpComments = allow; } public boolean getAllowSharpComments() { return allowSharpComments; } /** * Returns a {@code CompilerEnvirons} suitable for using Rhino * in an IDE environment. Most features are enabled by default. * The {@link ErrorReporter} is set to an {@link ErrorCollector}. */ public static CompilerEnvirons ideEnvirons() { CompilerEnvirons env = new CompilerEnvirons(); env.setRecoverFromErrors(true); env.setRecordingComments(true); env.setStrictMode(true); env.setWarnTrailingComma(true); env.setLanguageVersion(Context.VERSION_1_7); env.setReservedKeywordAsIdentifier(true); env.setIdeMode(true); env.setErrorReporter(new ErrorCollector()); return env; } private ErrorReporter errorReporter; private int languageVersion; private boolean generateDebugInfo; private boolean reservedKeywordAsIdentifier; private boolean allowMemberExprAsFunctionName; private boolean xmlAvailable; private int optimizationLevel; private boolean generatingSource; private boolean strictMode; private boolean warningAsError; private boolean generateObserverCount; private boolean recordingComments; private boolean recordingLocalJsDocComments; private boolean recoverFromErrors; private boolean warnTrailingComma; private boolean ideMode; private boolean allowSharpComments; Set<String> activationNames; }
⏎ org/mozilla/javascript/CompilerEnvirons.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, 35514👍, 1💬
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