diff options
Diffstat (limited to 'contexts/data/lib/closure-library/closure/goog/useragent/jscript.js')
-rw-r--r-- | contexts/data/lib/closure-library/closure/goog/useragent/jscript.js | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/contexts/data/lib/closure-library/closure/goog/useragent/jscript.js b/contexts/data/lib/closure-library/closure/goog/useragent/jscript.js deleted file mode 100644 index 62f6444..0000000 --- a/contexts/data/lib/closure-library/closure/goog/useragent/jscript.js +++ /dev/null @@ -1,95 +0,0 @@ -// Copyright 2007 The Closure Library 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. - -/** - * @fileoverview Detection of JScript version. - * - * @author arv@google.com (Erik Arvidsson) - */ - - -goog.provide('goog.userAgent.jscript'); - -goog.require('goog.string'); - - -/** - * @define {boolean} True if it is known at compile time that the runtime - * environment will not be using JScript. - */ -goog.userAgent.jscript.ASSUME_NO_JSCRIPT = false; - - -/** - * Initializer for goog.userAgent.jscript. Detects if the user agent is using - * Microsoft JScript and which version of it. - * - * This is a named function so that it can be stripped via the jscompiler - * option for stripping types. - * @private - */ -goog.userAgent.jscript.init_ = function() { - var hasScriptEngine = 'ScriptEngine' in goog.global; - - /** - * @type {boolean} - * @private - */ - goog.userAgent.jscript.DETECTED_HAS_JSCRIPT_ = - hasScriptEngine && goog.global['ScriptEngine']() == 'JScript'; - - /** - * @type {string} - * @private - */ - goog.userAgent.jscript.DETECTED_VERSION_ = - goog.userAgent.jscript.DETECTED_HAS_JSCRIPT_ ? - (goog.global['ScriptEngineMajorVersion']() + '.' + - goog.global['ScriptEngineMinorVersion']() + '.' + - goog.global['ScriptEngineBuildVersion']()) : - '0'; -}; - -if (!goog.userAgent.jscript.ASSUME_NO_JSCRIPT) { - goog.userAgent.jscript.init_(); -} - - -/** - * Whether we detect that the user agent is using Microsoft JScript. - * @type {boolean} - */ -goog.userAgent.jscript.HAS_JSCRIPT = goog.userAgent.jscript.ASSUME_NO_JSCRIPT ? - false : goog.userAgent.jscript.DETECTED_HAS_JSCRIPT_; - - -/** - * The installed version of JScript. - * @type {string} - */ -goog.userAgent.jscript.VERSION = goog.userAgent.jscript.ASSUME_NO_JSCRIPT ? - '0' : goog.userAgent.jscript.DETECTED_VERSION_; - - -/** - * Whether the installed version of JScript is as new or newer than a given - * version. - * @param {string} version The version to check. - * @return {boolean} Whether the installed version of JScript is as new or - * newer than the given version. - */ -goog.userAgent.jscript.isVersion = function(version) { - return goog.string.compareVersions(goog.userAgent.jscript.VERSION, - version) >= 0; -}; |