rc-js-util
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A collection of TS and C++ utilities to help writing performant and correct applications, achieved through strict typing and (removable) invariant checking.
18 lines • 486 B
JavaScript
/**
* @public
* Like _Array.map but where the callback returns null it will be omitted from the result.
*
* @remarks
* See {@link arrayCompactMap}.
*/
export function arrayCompactMap(items, map) {
const mapped = [];
for (let i = 0, iEnd = items.length; i < iEnd; ++i) {
const transformed = map(items[i], i);
if (transformed !== null) {
mapped.push(transformed);
}
}
return mapped;
}
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