28 lines
773 B
TypeScript
28 lines
773 B
TypeScript
import { InvalidArgumentError, InvalidOptionArgumentError } from '@commander-js/extra-typings'
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import { accessSync, constants } from 'node:fs'
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import { resolve } from 'node:path'
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export function parseFile(value: string, before: string[] = []) {
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try {
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const file = resolve(value)
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accessSync(file, constants.R_OK)
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return [...before, file]
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} catch {
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throw new InvalidArgumentError('cannot access file')
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}
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}
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export function parseURL(value: string, _: URL): URL {
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try {
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return new URL(value)
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} catch {
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throw new InvalidArgumentError('is not a valid url')
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}
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}
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export function parseNumber(value: string, _: number): number {
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const n = parseInt(value, 10)
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if (isNaN(n)) throw new InvalidOptionArgumentError('invalid number')
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return n
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}
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