Full-reload SWUP navigations that cross ExDoc builds

We force a full reload if there is a `/` anywhere in the path.

Fix issue introduced in a66397f where anchors are not swupped.

Author: garazdawi

assets/js/swup.js

@@ -21,6 +21,8 @@ const maybeMetaRedirect = (visit, {page}) => {
 
 window.addEventListener('DOMContentLoaded', emitExdocLoaded)
 
+export const LINK_SELECTOR = 'a[href]:not([href^="http"]):not([href*="/"]):is([href$=".html"], [href*=".html#"], [href^="#"])'
+
 if (!isEmbedded && window.location.protocol !== 'file:') {
   new Swup({
     animationSelector: false,
@@ -30,7 +32,7 @@ if (!isEmbedded && window.location.protocol !== 'file:') {
       return path === window.location.pathname ||
             path === window.location.pathname + '.html'
     },
-    linkSelector: 'a[href]:not([href^="/"]):not([href^="http"])[href$=".html"]',
+    linkSelector: LINK_SELECTOR,
     hooks: {
       'page:load': maybeMetaRedirect,
       'page:view': emitExdocLoaded

assets/test/swup.spec.js

@@ -0,0 +1,35 @@
+import { el } from '../js/helpers'
+import { isCrossBuild, LINK_SELECTOR } from '../js/swup'
+
+const linkMatches = (href) => el('a', {href}).matches(LINK_SELECTOR)
+
+describe('swup', () => {
+  it('should absolute links', () => {
+    expect(linkMatches('/foo.html')).toBe(false)
+  })
+
+  it('should ignore external links', () => {
+    expect(linkMatches('http://example.com/foo.html')).toBe(false)
+    expect(linkMatches('https://example.com/foo.html')).toBe(false)
+  })
+
+  it('should ignore links with slashes', () => {
+    expect(linkMatches('foo/bar.html')).toBe(false)
+  })
+
+  it('should ignore any page not ending with .html', () => {
+    expect(linkMatches('foo')).toBe(false)
+    expect(linkMatches('foo.js')).toBe(false)
+  })
+
+  it('should match relative links to other pages', () => {
+    expect(linkMatches('bar.html')).toBe(true)
+  })
+
+  it('should match local links with anchors', () => {
+    expect(linkMatches('foo.html#section')).toBe(true)
+    expect(linkMatches('foo#section')).toBe(false)
+    expect(linkMatches('#section')).toBe(true)
+    expect(linkMatches('bar/foo.html#section')).toBe(false)
+  })
+})