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/* eslint complexity: ['error', { max: 10 }] */ // set maximum cyclomatic complexity to 10; ref: <https://eslint.org/docs/rules/complexity> |
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// # spell-checker:ignore AllUsersProfile HomeDrive HomePath LocalAppData UserProfile WinDir cyclomatic falsey |
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4
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import * as os from 'os'; |
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import * as path from 'path'; |
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7
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export type OSPaths = { |
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new (): OSPaths; |
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(): OSPaths; |
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10
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readonly home: () => string | undefined; |
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readonly temp: () => string; |
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}; |
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14
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const { env } = process; |
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16
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const isWinOS = /^win/i.test(process.platform); |
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18
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function isEmpty(s: string | null | undefined): boolean { |
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return !s; // reminder: JS "falsey" == [undefined, null, NaN, 0, '', false] |
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} |
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22
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function normalizePath(path_: string | undefined): string | undefined { |
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return path_ ? path.normalize(path.join(path_, '.')) : void 0; |
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} |
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const posix = () => { |
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const home = () => |
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normalizePath((typeof os.homedir === 'function' ? os.homedir() : void 0) || env.HOME); |
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const temp = () => { |
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const fallback = '/tmp'; |
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const priorityList = [ |
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typeof os.tmpdir === 'function' ? os.tmpdir() : void 0, |
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env.TMPDIR, |
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env.TEMP, |
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env.TMP, |
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]; |
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return normalizePath(priorityList.find((v) => !isEmpty(v))) || fallback; |
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}; |
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return { home, temp }; |
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}; |
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const windows = () => { |
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const home = () => { |
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const priorityList = [ |
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typeof os.homedir === 'function' ? os.homedir() : void 0, |
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env.USERPROFILE, |
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env.HOME, |
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env.HOMEDRIVE || env.HOMEPATH ? path.join(env.HOMEDRIVE || '', env.HOMEPATH || '') : void 0, |
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]; |
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return normalizePath(priorityList.find((v) => !isEmpty(v))); |
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}; |
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const temp = () => { |
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const fallback = 'C:\\Temp'; |
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const priorityList = [ |
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typeof os.tmpdir === 'function' ? os.tmpdir() : void 0, |
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env.TEMP, |
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env.TMP, |
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env.LOCALAPPDATA ? path.join(env.LOCALAPPDATA, 'Temp') : void 0, |
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(function (s) { |
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return s ? path.join(s, 'AppData', 'Local', 'Temp') : void 0; |
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})(home()), |
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env.ALLUSERSPROFILE ? path.join(env.ALLUSERSPROFILE, 'Temp') : void 0, |
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env.SystemRoot ? path.join(env.SystemRoot, 'Temp') : void 0, |
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env.windir ? path.join(env.windir, 'Temp') : void 0, |
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env.SystemDrive ? path.join(env.SystemDrive + '\\', 'Temp') : void 0, |
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]; |
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return normalizePath(priorityList.find((v) => !isEmpty(v))) || fallback; |
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}; |
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return { home, temp }; |
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}; |
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76
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// eslint-disable-next-line functional/no-class |
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class _OSPaths { |
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constructor() { |
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const OSPaths = function () { |
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return new _OSPaths(); |
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}; |
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83
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// connect platform-specific API functions |
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84
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const extension = isWinOS ? windows() : posix(); |
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OSPaths.home = extension.home; |
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OSPaths.temp = extension.temp; |
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return OSPaths; |
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} |
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} |
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92
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const default_ = new _OSPaths() as OSPaths; |
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export default default_; |
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rivy /
js.os-paths
