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30 lines
785 B
30 lines
785 B
/** Used as the internal argument placeholder. */
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var PLACEHOLDER = '__lodash_placeholder__';
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/**
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* Replaces all `placeholder` elements in `array` with an internal placeholder
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* and returns an array of their indexes.
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*
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* @private
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* @param {Array} array The array to modify.
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* @param {*} placeholder The placeholder to replace.
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* @returns {Array} Returns the new array of placeholder indexes.
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*/
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function replaceHolders(array, placeholder) {
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var index = -1,
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length = array.length,
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resIndex = 0,
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result = [];
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while (++index < length) {
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var value = array[index];
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if (value === placeholder || value === PLACEHOLDER) {
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array[index] = PLACEHOLDER;
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result[resIndex++] = index;
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}
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}
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return result;
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}
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module.exports = replaceHolders;
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