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					30 lines
				
				785 B
			
		
		
			
		
	
	
					30 lines
				
				785 B
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											3 years ago
										 
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								/** 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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