35 lines
739 B
TypeScript
35 lines
739 B
TypeScript
function pick <O extends object, K extends keyof O> (object: O, keys: K[]): Pick<O, K> {
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const result: any = {}
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for (const key of keys) {
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if (Object.prototype.hasOwnProperty.call(object, key)) {
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result[key] = object[key]
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}
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}
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return result
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}
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function getKeys <O extends object, K extends keyof O> (object: O, keys: K[]): K[] {
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return (Object.keys(object) as K[]).filter(k => keys.includes(k))
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}
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function sortObjectComparator (key: string, order: 'asc' | 'desc') {
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return (a: any, b: any) => {
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if (a[key] < b[key]) {
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return order === 'asc' ? -1 : 1
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}
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if (a[key] > b[key]) {
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return order === 'asc' ? 1 : -1
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}
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return 0
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}
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}
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export {
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pick,
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getKeys,
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sortObjectComparator
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}
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