Files
lodash/.internal/memoizeCapped.js
2017-02-27 12:15:08 +01:00

27 lines
623 B
JavaScript

import memoize from '../memoize.js'
/** Used as the maximum memoize cache size. */
const MAX_MEMOIZE_SIZE = 500
/**
* A specialized version of `memoize` which clears the memoized function's
* cache when it exceeds `MAX_MEMOIZE_SIZE`.
*
* @private
* @param {Function} func The function to have its output memoized.
* @returns {Function} Returns the new memoized function.
*/
function memoizeCapped(func) {
const result = memoize(func, (key) => {
const { cache } = result
if (cache.size === MAX_MEMOIZE_SIZE) {
cache.clear()
}
return key
})
return result
}
export default memoizeCapped