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- /**
- * Creates an object map with the same keys as `map` and values generated by
- * running each value of `map` thru `fn`.
- */
- export function mapValue(map, fn) {
- const result = Object.create(null);
- for (const key of Object.keys(map)) {
- result[key] = fn(map[key], key);
- }
- return result;
- }
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