fix: only correct protocols when called from githost

Author: lukekarrys

lib/index.js

@@ -3,9 +3,23 @@ const gitHosts = require('./git-host-info.js')
 const GitHost = module.exports = require('./git-host.js')
 const LRU = require('lru-cache')
 const parseUrl = require('./parse-url.js')
-const protocols = require('./protocols')(gitHosts.byShortcut)
+
 const cache = new LRU({ max: 1000 })
 
+const protocols = {
+  'git+ssh:': { name: 'sshurl' },
+  'ssh:': { name: 'sshurl' },
+  'git+https:': { name: 'https', auth: true },
+  'git:': { auth: true },
+  'http:': { auth: true },
+  'https:': { auth: true },
+  'git+http:': { auth: true },
+  ...Object.keys(gitHosts.byShortcut).reduce((acc, key) => {
+    acc[key] = { name: gitHosts.byShortcut[key] }
+    return acc
+  }, {}),
+}
+
 module.exports.fromUrl = function (giturl, opts) {
   if (typeof giturl !== 'string') {
     return

lib/parse-url.js

@@ -1,5 +1,4 @@
 const url = require('url')
-const getProtocols = require('./protocols.js')
 
 const lastIndexOfBefore = (str, char, beforeChar) => {
   const startPosition = str.indexOf(beforeChar)
@@ -73,7 +72,7 @@ const correctUrl = (giturl) => {
   return giturl
 }
 
-module.exports = (giturl, protocols = getProtocols()) => {
-  const withProtocol = correctProtocol(giturl, protocols)
+module.exports = (giturl, protocols) => {
+  const withProtocol = protocols ? correctProtocol(giturl, protocols) : giturl
   return safeUrl(withProtocol) || safeUrl(correctUrl(withProtocol))
 }

lib/protocols.js

@@ -2,9 +2,16 @@ const t = require('tap')
 const HostedGit = require('..')
 const parseUrl = require('../lib/parse-url.js')
 
-t.test('can parse git+ssh url by default', async t => {
+t.test('can parse git+ssh urls', async t => {
   // https://github.com/npm/cli/issues/5278
   const u = 'git+ssh://git@abc:frontend/utils.git#6d45447e0c5eb6cd2e3edf05a8c5a9bb81950c79'
   t.ok(parseUrl(u))
   t.ok(HostedGit.parseUrl(u))
 })
+
+t.test('can parse file urls', async t => {
+  // https://github.com/npm/cli/pull/5758#issuecomment-1292753331
+  const u = 'file:../../../global-prefix/lib/node_modules/@myscope/bar'
+  t.ok(parseUrl(u))
+  t.ok(HostedGit.parseUrl(u))
+})