fix: do not convert ssh repositoryUrl to https

lib/get-git-auth-url.js

@@ -47,10 +47,18 @@ module.exports = async ({cwd, env, options: {repositoryUrl, branch}}) => {
     const envVar = Object.keys(GIT_TOKENS).find(envVar => !isUndefined(env[envVar]));
     const gitCredentials = `${GIT_TOKENS[envVar] || ''}${env[envVar] || ''}`;
     const {protocols, ...parsed} = gitUrlParse(repositoryUrl);
-    const protocol = protocols.includes('https') ? 'https' : protocols.includes('http') ? 'http' : 'https';
+    const protocol = protocols.includes('https')
+      ? 'https'
+      : protocols.includes('http')
+        ? 'http'
+        : protocols.includes('ssh')
+          ? 'ssh'
+          : 'https';
 
     // If credentials are set via anvironment variables, convert the URL to http/https and add basic auth, otherwise return `repositoryUrl` as is
-    return gitCredentials ? {...parsed, protocols: [protocol], user: gitCredentials}.toString(protocol) : repositoryUrl;
+    return gitCredentials && ['https', 'http'].includes(protocol)
+      ? {...parsed, protocols: [protocol], user: gitCredentials}.toString(protocol)
+      : repositoryUrl;
   }
 
   return repositoryUrl;

test/get-git-auth-url.test.js

@@ -265,3 +265,16 @@ test('Do not add git credential to repositoryUrl if push is allowed', async t =>
     repositoryUrl
   );
 });
+
+test('Do not add git credentials if repositoryUrl is a "ssh" URL', async t => {
+  const {cwd} = await gitRepo();
+
+  t.is(
+    await getAuthUrl({
+      cwd,
+      env: {...env, GIT_CREDENTIALS: 'user:pass'},
+      options: {branch: 'master', repositoryUrl: 'ssh://git@host.null/owner/repo.git'},
+    }),
+    'ssh://git@host.null/owner/repo.git'
+  );
+});