fbb1c78184
Summary: More is more. Just moving code, no further changes. Reviewed By: nikoant Differential Revision: D22374891 fbshipit-source-id: 65c9af8b4b34ee8e16aeae5705528093e1c800cc
40 lines
799 B
TypeScript
40 lines
799 B
TypeScript
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @format
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*/
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export function getLineCount(str: string): number {
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let count = 1;
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if (!(typeof str === 'string')) {
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return 0;
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}
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for (let i = 0; i < str.length; i++) {
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if (str[i] === '\n') {
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count++;
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}
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}
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return count;
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}
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export function keepKeys<A>(obj: A, keys: Array<string>): A {
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const result: A = {} as A;
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for (const key in obj) {
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if (keys.includes(key)) {
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result[key] = obj[key];
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}
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}
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return result;
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}
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export function pad(chunk: any, len: number): string {
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let str = String(chunk);
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while (str.length < len) {
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str = `0${str}`;
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}
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return str;
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}
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