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Use Object.keys() instead of for..in #16

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Merged
merged 1 commit into from
Apr 3, 2017
Merged

Use Object.keys() instead of for..in #16

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12 changes: 1 addition & 11 deletions src/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -18,20 +18,10 @@ export function Enum(...values: any[]): object {
export type Enum<T extends object> = T[keyof T];

export namespace Enum {
function hasOwnProperty(obj: object, prop: string): boolean {
return Object.prototype.hasOwnProperty.call(obj, prop);
}

export function keys<
T extends { [_: string]: any }
>(e: T): Array<keyof T> {
const result: string[] = [];
for (const prop in e) {
if (hasOwnProperty(e, prop)) {
result.push(prop);
}
}
return result as Array<keyof T>;
return Object.keys(e) as Array<keyof T>;
}

export function values<
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