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Diffstat (limited to 'contexts/data/lib/closure-library/closure/goog/reflect/reflect.js')
-rw-r--r-- | contexts/data/lib/closure-library/closure/goog/reflect/reflect.js | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/contexts/data/lib/closure-library/closure/goog/reflect/reflect.js b/contexts/data/lib/closure-library/closure/goog/reflect/reflect.js deleted file mode 100644 index df09e15..0000000 --- a/contexts/data/lib/closure-library/closure/goog/reflect/reflect.js +++ /dev/null @@ -1,77 +0,0 @@ -// Copyright 2009 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 Useful compiler idioms. - * - */ - -goog.provide('goog.reflect'); - - -/** - * Syntax for object literal casts. - * @see http://go/jscompiler-renaming - * @see http://code.google.com/p/closure-compiler/wiki/ - * ExperimentalTypeBasedPropertyRenaming - * - * Use this if you have an object literal whose keys need to have the same names - * as the properties of some class even after they are renamed by the compiler. - * - * @param {!Function} type Type to cast to. - * @param {Object} object Object literal to cast. - * @return {Object} The object literal. - */ -goog.reflect.object = function(type, object) { - return object; -}; - - -/** - * To assert to the compiler that an operation is needed when it would - * otherwise be stripped. For example: - * <code> - * // Force a layout - * goog.reflect.sinkValue(dialog.offsetHeight); - * </code> - * @type {!Function} - */ -goog.reflect.sinkValue = function(x) { - goog.reflect.sinkValue[' '](x); - return x; -}; - - -/** - * The compiler should optimize this function away iff no one ever uses - * goog.reflect.sinkValue. - */ -goog.reflect.sinkValue[' '] = goog.nullFunction; - - -/** - * Check if a property can be accessed without throwing an exception. - * @param {Object} obj The owner of the property. - * @param {string} prop The property name. - * @return {boolean} Whether the property is accessible. Will also return true - * if obj is null. - */ -goog.reflect.canAccessProperty = function(obj, prop) { - /** @preserveTry */ - try { - goog.reflect.sinkValue(obj[prop]); - return true; - } catch (e) {} - return false; -}; |