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adroste/pathjoin.js

Created October 13, 2022 12:53
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Properly joins paths, also works for URLs
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pathjoin.js
export const pathJoin = (base, ...parts) => {
const trimSepRight = /\/+$/g;
const trimSepLeftRight = /^\/+|\/+$/g;
const partsTrimmed = parts.map(p => p.replace(trimSepLeftRight, ''));
return [base.replace(trimSepRight, '')].concat(partsTrimmed).join('/');
};
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adroste commented Oct 13, 2022

for Typescript:

export const pathJoin = (base: string, ...parts: string[]) => {
  const trimSepRight = /\/+$/g;
  const trimSepLeftRight = /^\/+|\/+$/g;
  const partsTrimmed = parts.map(p => p.replace(trimSepLeftRight, ''));
  return [base.replace(trimSepRight, '')].concat(partsTrimmed).join('/');
};

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