feat: npm repo support repository.directory field

lib/repo.js

@@ -34,9 +34,9 @@ const getRepo = async pkg => {
       pkgid: pkg
     })
   }
-
+  
   const info = hostedFromMani(mani)
-  const url = info ? info.browse() : unknownHostedUrl(rurl)
+  const url = info ? info.browse(r.directory) : unknownHostedUrl(rurl)
 
   if (!url) {
     throw Object.assign(new Error('no repository: could not get url'), {

test/tap/repo.js

@@ -168,6 +168,79 @@ test('npm repo test-repo-url-ssh - non-github (ssh://)', function (t) {
   })
 })
 
+/* ----- Test by new mock registry: BEGIN ----- */
+
+const Tacks = require('tacks')
+const mockTar = require('../util/mock-tarball.js')
+
+const { Dir, File } = Tacks
+const testDir = path.join(__dirname, path.basename(__filename, '.js'))
+
+let server
+test('setup mocked registry', t => {
+  common.fakeRegistry.compat({}, (err, s) => {
+    t.ifError(err, 'registry mocked successfully')
+    server = s
+    t.end()
+  })
+})
+
+test('npm repo test-repo-with-directory', t => {
+  const fixture = new Tacks(Dir({
+    'package.json': File({})
+  }))
+  fixture.create(testDir)
+  const packument = {
+    name: 'test-repo-with-directory',
+    'dist-tags': { latest: '1.2.3' },
+    versions: {
+      '1.2.3': {
+        name: 'test-repo-with-directory',
+        version: '1.2.3',
+        dist: {
+          tarball: `${server.registry}/test-repo-with-directory/-/test-repo-with-directory-1.2.3.tgz`
+        },
+        repository: {
+          type: 'git',
+          url: 'git+https://github.com/foo/test-repo-with-directory.git',
+          directory: 'some/directory'
+        }
+      }
+    }
+  }
+  server.get('/test-repo-with-directory').reply(200, packument)
+  return mockTar({
+    'package.json': JSON.stringify({
+      name: 'test-repo-with-directory',
+      version: '1.2.3'
+    })
+  }).then(tarball => {
+    server.get('/test-repo-with-directory/-/test-repo-with-directory-1.2.3.tgz').reply(200, tarball)
+    return common.npm([
+      'repo', 'test-repo-with-directory',
+      '--registry=' + server.registry,
+      '--loglevel=silent',
+      '--browser=' + fakeBrowser
+    ])
+  }).then(([code, stdout, stderr]) => {
+    t.equal(code, 0)
+    t.comment(stdout)
+    t.comment(stderr)
+
+    const res = fs.readFileSync(outFile, 'ascii')
+    t.equal(res, 'https://github.com/foo/test-repo-with-directory/tree/master/some%2Fdirectory\n')
+    rimraf.sync(outFile)
+  })
+})
+
+test('cleanup mocked registry', t => {
+  server.close()
+  rimraf.sync(testDir)
+  t.end()
+})
+
+/* ----- Test by new mock registry: END ----- */
+
 test('cleanup', function (t) {
   fs.unlinkSync(fakeBrowser)
   t.pass('cleaned up')