mirror of
https://github.com/titanscouting/tra-analysis.git
synced 2024-11-13 22:56:18 +00:00
30 lines
785 B
JavaScript
30 lines
785 B
JavaScript
|
/** Used as the internal argument placeholder. */
|
||
|
var PLACEHOLDER = '__lodash_placeholder__';
|
||
|
|
||
|
/**
|
||
|
* Replaces all `placeholder` elements in `array` with an internal placeholder
|
||
|
* and returns an array of their indexes.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {Array} array The array to modify.
|
||
|
* @param {*} placeholder The placeholder to replace.
|
||
|
* @returns {Array} Returns the new array of placeholder indexes.
|
||
|
*/
|
||
|
function replaceHolders(array, placeholder) {
|
||
|
var index = -1,
|
||
|
length = array.length,
|
||
|
resIndex = 0,
|
||
|
result = [];
|
||
|
|
||
|
while (++index < length) {
|
||
|
var value = array[index];
|
||
|
if (value === placeholder || value === PLACEHOLDER) {
|
||
|
array[index] = PLACEHOLDER;
|
||
|
result[resIndex++] = index;
|
||
|
}
|
||
|
}
|
||
|
return result;
|
||
|
}
|
||
|
|
||
|
module.exports = replaceHolders;
|