fix: don't mistake paths for protocols

src/lib/functions/registry.ts

@@ -290,15 +290,11 @@ export class FunctionsRegistry {
    * function with the given name exists, returns an object with the function
    * and the route set to `null`. Otherwise, `undefined` is returned,
    *
-   * @param {string} url
+   * @param {string} urlPath
    * @param {string} method
    */
-  // @ts-expect-error TS(7006) FIXME: Parameter 'url' implicitly has an 'any' type.
-  async getFunctionForURLPath(url, method) {
-    // We're constructing a URL object just so that we can extract the path from
-    // the incoming URL. It doesn't really matter that we don't have the actual
-    // local URL with the correct port.
-    const urlPath = new URL(url, 'http://localhost').pathname
+  // @ts-expect-error TS(7006) FIXME: Parameter 'urlPath' implicitly has an 'any' type.
+  async getFunctionForURLPath(urlPath, method) {
     const defaultURLMatch = urlPath.match(DEFAULT_FUNCTION_URL_EXPRESSION)
 
     if (defaultURLMatch) {

tests/integration/commands/dev/v2-api.test.ts

@@ -117,6 +117,11 @@ describe.runIf(gte(version, '18.13.0'))('v2 api', () => {
       expect(await response.text()).toBe(`With literal path: ${url}`)
     })
 
+    test<FixtureTestContext>('edge case: double slash isnt mistaken as protocol', async ({ devServer }) => {
+      const response = await fetch(`http://localhost:${devServer.port}//something`)
+      expect(response.status).toBe(404)
+    })
+
     test<FixtureTestContext>('doesnt run form logic on paths matching function', async ({ devServer }) => {
       const url = `http://localhost:${devServer.port}/products`
       await fetch(url, { method: 'POST' })