| 1 | var createWrap = require('./_createWrap'),
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| 2 | flatRest = require('./_flatRest');
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| 3 |
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| 4 | /** Used to compose bitmasks for function metadata. */
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| 5 | var WRAP_REARG_FLAG = 256;
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| 6 |
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| 7 | /**
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| 8 | * Creates a function that invokes `func` with arguments arranged according
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| 9 | * to the specified `indexes` where the argument value at the first index is
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| 10 | * provided as the first argument, the argument value at the second index is
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| 11 | * provided as the second argument, and so on.
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| 12 | *
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| 13 | * @static
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| 14 | * @memberOf _
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| 15 | * @since 3.0.0
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| 16 | * @category Function
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| 17 | * @param {Function} func The function to rearrange arguments for.
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| 18 | * @param {...(number|number[])} indexes The arranged argument indexes.
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| 19 | * @returns {Function} Returns the new function.
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| 20 | * @example
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| 21 | *
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| 22 | * var rearged = _.rearg(function(a, b, c) {
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| 23 | * return [a, b, c];
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| 24 | * }, [2, 0, 1]);
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| 25 | *
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| 26 | * rearged('b', 'c', 'a')
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| 27 | * // => ['a', 'b', 'c']
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| 28 | */
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| 29 | var rearg = flatRest(function(func, indexes) {
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| 30 | return createWrap(func, WRAP_REARG_FLAG, undefined, undefined, undefined, indexes);
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| 31 | });
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| 32 |
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| 33 | module.exports = rearg;
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