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33 lines
1.0 KiB
33 lines
1.0 KiB
var createWrapper = require('../internal/createWrapper'),
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identity = require('../utility/identity');
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/** Used to compose bitmasks for wrapper metadata. */
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var PARTIAL_FLAG = 32;
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/**
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* Creates a function that provides `value` to the wrapper function as its
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* first argument. Any additional arguments provided to the function are
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* appended to those provided to the wrapper function. The wrapper is invoked
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* with the `this` binding of the created function.
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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 {*} value The value to wrap.
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* @param {Function} wrapper The wrapper function.
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* @returns {Function} Returns the new function.
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* @example
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*
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* var p = _.wrap(_.escape, function(func, text) {
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* return '<p>' + func(text) + '</p>';
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* });
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*
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* p('fred, barney, & pebbles');
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* // => '<p>fred, barney, & pebbles</p>'
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*/
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function wrap(value, wrapper) {
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wrapper = wrapper == null ? identity : wrapper;
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return createWrapper(wrapper, PARTIAL_FLAG, undefined, [value], []);
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}
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module.exports = wrap;
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