Merge branch 'normalizeRoutePath' into route-link

packages/shared/src/utils/index.ts

@@ -6,6 +6,7 @@ export * from './isLinkExternal.js'
 export * from './isLinkHttp.js'
 export * from './isLinkWithProtocol.js'
 export * from './isPlainObject.js'
+export * from './inferRoutePath.js'
 export * from './normalizeRoutePath.js'
 export * from './omit.js'
 export * from './removeEndingSlash.js'

packages/shared/src/utils/inferRoutePath.ts

@@ -0,0 +1,23 @@
+export const inferRoutePath = (path: string): string => {
+  // if the pathname is empty or ends with `/`, return as is
+  if (!path || path.endsWith('/')) return path
+
+  // convert README.md to index.html
+  let routePath = path.replace(/(^|\/)README.md$/i, '$1index.html')
+
+  // convert /foo/bar.md to /foo/bar.html
+  if (routePath.endsWith('.md')) {
+    routePath = routePath.substring(0, routePath.length - 3) + '.html'
+  }
+  // convert /foo/bar to /foo/bar.html
+  else if (!routePath.endsWith('.html')) {
+    routePath = routePath + '.html'
+  }
+
+  // convert /foo/index.html to /foo/
+  if (routePath.endsWith('/index.html')) {
+    routePath = routePath.substring(0, routePath.length - 10)
+  }
+
+  return routePath
+}

packages/shared/src/utils/isLinkWithProtocol.ts

@@ -2,4 +2,4 @@
  * Determine a link has protocol or not
  */
 export const isLinkWithProtocol = (link: string): boolean =>
-  /^[a-z][a-z0-9+.-]*:/.test(link)
+  /^[a-z][a-z0-9+.-]*:/.test(link) || link.startsWith('//')

packages/shared/src/utils/normalizeRoutePath.ts

@@ -1,28 +1,6 @@
-const FAKE_HOST = 'http://.'
-
-export const inferRoutePath = (path: string): string => {
-  // if the pathname is empty or ends with `/`, return as is
-  if (!path || path.endsWith('/')) return path
-
-  // convert README.md to index.html
-  let routePath = path.replace(/(^|\/)README.md$/i, '$1index.html')
-
-  // convert /foo/bar.md to /foo/bar.html
-  if (routePath.endsWith('.md')) {
-    routePath = routePath.substring(0, routePath.length - 3) + '.html'
-  }
-  // convert /foo/bar to /foo/bar.html
-  else if (!routePath.endsWith('.html')) {
-    routePath = routePath + '.html'
-  }
-
-  // convert /foo/index.html to /foo/
-  if (routePath.endsWith('/index.html')) {
-    routePath = routePath.substring(0, routePath.length - 10)
-  }
+import { inferRoutePath } from './inferRoutePath.js'
 
-  return routePath
-}
+const FAKE_HOST = 'http://.'
 
 /**
  * Normalize the given path to the final route path

packages/shared/tests/inferRoutePath.spec.ts

@@ -0,0 +1,62 @@
+import { describe, expect, it } from 'vitest'
+import { inferRoutePath } from '../src/index.js'
+
+const testCases = [
+  // absolute index
+  ['/', '/'],
+  ['/README.md', '/'],
+  ['/readme.md', '/'],
+  ['/index.md', '/'],
+  ['/index.html', '/'],
+  ['/index', '/'],
+  ['/foo/', '/foo/'],
+  ['/foo/README.md', '/foo/'],
+  ['/foo/readme.md', '/foo/'],
+  ['/foo/index.md', '/foo/'],
+  ['/foo/index.html', '/foo/'],
+  ['/foo/index', '/foo/'],
+  ['README.md', 'index.html'],
+  ['readme.md', 'index.html'],
+  ['index.md', 'index.html'],
+  ['index.html', 'index.html'],
+  ['index', 'index.html'],
+
+  // absolute non-index
+  ['/foo', '/foo.html'],
+  ['/foo.md', '/foo.html'],
+  ['/foo.html', '/foo.html'],
+  ['/foo/bar', '/foo/bar.html'],
+  ['/foo/bar.md', '/foo/bar.html'],
+  ['/foo/bar.html', '/foo/bar.html'],
+
+  // relative index without current
+  ['foo/', 'foo/'],
+  ['foo/README.md', 'foo/'],
+  ['foo/readme.md', 'foo/'],
+  ['foo/index.md', 'foo/'],
+  ['foo/index.html', 'foo/'],
+  ['foo/index', 'foo/'],
+
+  // relative non index without current
+  ['foo', 'foo.html'],
+  ['foo.md', 'foo.html'],
+  ['foo.html', 'foo.html'],
+  ['foo/bar', 'foo/bar.html'],
+  ['foo/bar.md', 'foo/bar.html'],
+  ['foo/bar.html', 'foo/bar.html'],
+
+  // unexpected corner cases
+  ['', ''],
+  ['.md', '.html'],
+  ['foo/.md', 'foo/.html'],
+  ['/.md', '/.html'],
+  ['/foo/.md', '/foo/.html'],
+]
+
+describe('should normalize clean paths correctly', () => {
+  testCases.forEach(([path, expected]) =>
+    it(`"${path}" -> "${expected}"`, () => {
+      expect(inferRoutePath(path)).toBe(expected)
+    }),
+  )
+})

packages/shared/tests/isLinkWithProtocol.spec.ts

@@ -2,16 +2,25 @@ import { expect, it } from 'vitest'
 import { isLinkWithProtocol } from '../src/index.js'
 
 const testCases: [string, ReturnType<typeof isLinkWithProtocol>][] = [
+  // with protocol
   ['ftp://foobar.com', true],
   ['ms-windows-store://home', true],
   ['mailto:foobar', true],
   ['tel:foobar', true],
   ['https://foobar.com', true],
   ['http://foobar.com', true],
+  ['//foobar.com', true],
+
+  // hostname
   ['foobar.com', false],
+
+  // pathname
   ['/foo/bar', false],
+
+  // relative path
   ['../foo/bar', false],
-  ['//foobar.com', false],
+  ['./foo/bar', false],
+  ['foo/bar', false],
 ]
 
 testCases.forEach(([source, expected]) => {