6d5a23b889
* Build(deps): bump path-to-regexp from 3.1.0 to 5.0.0 Bumps [path-to-regexp](https://github.com/pillarjs/path-to-regexp) from 3.1.0 to 5.0.0. - [Release notes](https://github.com/pillarjs/path-to-regexp/releases) - [Changelog](https://github.com/pillarjs/path-to-regexp/blob/master/History.md) - [Commits](https://github.com/pillarjs/path-to-regexp/compare/v3.1.0...v5.0.0) Signed-off-by: dependabot-preview[bot] <support@dependabot.com> * chore: apply path-to-regexp v5.x changes
43 lines
1.3 KiB
TypeScript
43 lines
1.3 KiB
TypeScript
import { parse } from 'path-to-regexp'
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// Given a patternToRegex `pattern` with multiple-choice options like
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// `foo|bar|baz`, return an array with the options. If it can't be described
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// as multiple-choice options, return `undefined`.
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const basicChars = /^[A-za-z0-9-]+$/
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export function patternToOptions(pattern: string): string[] | undefined {
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const split = pattern.split('|')
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if (split.some(part => !part.match(basicChars))) {
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return undefined
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} else {
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return split
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}
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}
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// Removes regexp for named parameters.
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export function removeRegexpFromPattern(pattern: string): string {
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const tokens = parse(pattern)
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const simplePattern = tokens
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.map(token => {
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if (typeof token === 'string') {
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return token
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} else {
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const { delimiter, optional, repeat, name, pattern } = token
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if (typeof name === 'number') {
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return `${delimiter}(${pattern})`
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} else {
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let modifier = ''
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if (optional && !repeat) {
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modifier = '?'
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} else if (!optional && repeat) {
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modifier = '+'
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} else if (optional && repeat) {
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modifier = '*'
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}
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return `${delimiter}:${name}${modifier}`
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}
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}
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})
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.join('')
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return simplePattern
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}
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