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58 lines
1.9 KiB
JavaScript
58 lines
1.9 KiB
JavaScript
/**
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* lodash 3.0.0 (Custom Build) <https://lodash.com/>
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* Build: `lodash modern modularize exports="npm" -o ./`
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* Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
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* Based on Underscore.js 1.7.0 <http://underscorejs.org/LICENSE>
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* Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
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* Available under MIT license <https://lodash.com/license>
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*/
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var baseSlice = require('lodash._baseslice'),
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createWrapper = require('lodash._createwrapper'),
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replaceHolders = require('lodash._replaceholders');
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/** Used to compose bitmasks for wrapper metadata. */
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var PARTIAL_RIGHT_FLAG = 64;
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/**
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* This method is like `_.partial` except that partially applied arguments
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* are appended to those provided to the new function.
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*
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* The `_.partialRight.placeholder` value, which defaults to `_` in monolithic
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* builds, may be used as a placeholder for partially applied arguments.
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*
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* **Note:** This method does not set the `length` property of partially
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* applied functions.
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*
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* @static
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* @memberOf _
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* @category Function
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* @param {Function} func The function to partially apply arguments to.
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* @param {...*} [args] The arguments to be partially applied.
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* @returns {Function} Returns the new partially applied function.
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* @example
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*
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* var greet = function(greeting, name) {
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* return greeting + ' ' + name;
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* };
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*
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* var greetFred = _.partialRight(greet, 'fred');
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* greetFred('hi');
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* // => 'hi fred'
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*
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* // using placeholders
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* var sayHelloTo = _.partialRight(greet, 'hello', _);
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* sayHelloTo('fred');
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* // => 'hello fred'
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*/
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function partialRight(func) {
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var partials = baseSlice(arguments, 1),
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holders = replaceHolders(partials, partialRight.placeholder);
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return createWrapper(func, PARTIAL_RIGHT_FLAG, null, partials, holders);
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}
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// Assign default placeholders.
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partialRight.placeholder = {};
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module.exports = partialRight;
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