69 lines
1.9 KiB
TypeScript
69 lines
1.9 KiB
TypeScript
export const hashRE = /#.*$/
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export const extRE = /(index)?\.(md|html)$/
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export const endingSlashRE = /\/$/
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export const outboundRE = /^[a-z]+:/i
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export function isNullish(value: any) {
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return value === null || value === undefined
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}
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export function isArray(value: any) {
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return Array.isArray(value)
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}
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export function isExternal(path: string) {
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return outboundRE.test(path)
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}
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export function isActive(route: any, path: string) {
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if (path === undefined) {
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return false
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}
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const routePath = normalize(`/${route.data.relativePath}`)
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const pagePath = normalize(path)
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return routePath === pagePath
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}
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export function normalize(path: string) {
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return decodeURI(path).replace(hashRE, '').replace(extRE, '')
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}
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export function joinUrl(base: string, path: string) {
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const baseEndsWithSlash = base.endsWith('/')
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const pathStartsWithSlash = path.startsWith('/')
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if (baseEndsWithSlash && pathStartsWithSlash) {
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return base.slice(0, -1) + path
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}
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if (!baseEndsWithSlash && !pathStartsWithSlash) {
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return `${base}/${path}`
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}
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return base + path
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}
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/**
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* get the path without filename (the last segment). for example, if the given
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* path is `/guide/getting-started.html`, this method will return `/guide/`.
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* Always with a trailing slash.
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*/
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export function getPathDirName(path: string) {
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const segments = path.split('/')
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if (segments[segments.length - 1]) {
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segments.pop()
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}
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return ensureEndingSlash(segments.join('/'))
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}
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export function ensureSlash(path: string) {
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return ensureEndingSlash(ensureStartingSlash(path))
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}
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export function ensureStartingSlash(path: string) {
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return /^\//.test(path) ? path : `/${path}`
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}
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export function ensureEndingSlash(path: string) {
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return /(\.html|\/)$/.test(path) ? path : `${path}/`
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}
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/**
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* Remove `.md` or `.html` extention from the given path. It also converts
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* `index` to slush.
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*/
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export function removeExtention(path: string) {
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return path.replace(/(index)?(\.(md|html))?$/, '') || '/'
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}
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