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- var isSymbol = require('./isSymbol');
-
- /**
- * The base implementation of methods like `_.max` and `_.min` which accepts a
- * `comparator` to determine the extremum value.
- *
- * @private
- * @param {Array} array The array to iterate over.
- * @param {Function} iteratee The iteratee invoked per iteration.
- * @param {Function} comparator The comparator used to compare values.
- * @returns {*} Returns the extremum value.
- */
- function baseExtremum(array, iteratee, comparator) {
- var index = -1,
- length = array.length;
-
- while (++index < length) {
- var value = array[index],
- current = iteratee(value);
-
- if (current != null && (computed === undefined
- ? (current === current && !isSymbol(current))
- : comparator(current, computed)
- )) {
- var computed = current,
- result = value;
- }
- }
- return result;
- }
-
- module.exports = baseExtremum;
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