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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | 2x 2x 3138x 3138x 3138x 3138x | /**
* Make a map and return a function for checking if a key
* is in that map.
* IMPORTANT: all calls of this function must be prefixed with
* \/\*#\_\_PURE\_\_\*\/
* So that rollup can tree-shake them if necessary.
*/
/*! #__NO_SIDE_EFFECTS__ */
export function makeMap(str: string): (key: string) => boolean {
const map = Object.create(null)
for (const key of str.split(',')) map[key] = 1
return val => val in map
}
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