Prompt server updates to run under Electron 2.0

bin/git-credential-atom.js

@@ -257,7 +257,7 @@ async function fromKeytar(query) {
 
       // Always remember credentials we had to go to GraphQL to get
       await new Promise((resolve, reject) => {
-        fs.writeFile(rememberFile, err => {
+        fs.writeFile(rememberFile, '', {encoding: 'utf8'}, err => {
           if (err) { reject(err); } else { resolve(); }
         });
       });
@@ -292,7 +292,7 @@ function dialog(query) {
     log('requesting dialog through Atom socket');
     log(`prompt = "${prompt}" includeUsername = ${includeUsername}`);
 
-    const socket = net.connect(sockPath, () => {
+    const socket = net.connect(sockPath, async () => {
       log('connection established');
 
       const parts = [];
@@ -320,7 +320,7 @@ function dialog(query) {
           };
 
           if (reply.remember) {
-            fs.writeFile(rememberFile, writeReply);
+            fs.writeFile(rememberFile, '', {encoding: 'utf8'}, writeReply);
           } else {
             writeReply();
           }
@@ -331,7 +331,9 @@ function dialog(query) {
       });
 
       log('writing payload');
-      socket.write(JSON.stringify(payload) + '\u0000', 'utf8');
+      await new Promise(r => {
+        socket.write(JSON.stringify(payload) + '\u0000', 'utf8', r);
+      });
       log('payload written');
     });
     socket.setEncoding('utf8');
@@ -426,17 +428,17 @@ log(`socket path = ${sockPath}`);
 log(`action = ${action}`);
 
 switch (action) {
-  case 'get':
-    get();
-    break;
-  case 'store':
-    store();
-    break;
-  case 'erase':
-    erase();
-    break;
-  default:
-    log(`Unrecognized command: ${action}`);
-    process.exit(0);
-    break;
+case 'get':
+  get();
+  break;
+case 'store':
+  store();
+  break;
+case 'erase':
+  erase();
+  break;
+default:
+  log(`Unrecognized command: ${action}`);
+  process.exit(0);
+  break;
 }

lib/git-shell-out-strategy.js

@@ -217,11 +217,18 @@ export default class GitShellOutStrategy {
             // process does not terminate when the git process is killed.
             // Kill the handler process *after* the git process has been killed to ensure that git doesn't have a
             // chance to fall back to GIT_ASKPASS from the credential handler.
-            require('tree-kill')(handlerPid);
+            await new Promise((resolveKill, rejectKill) => {
+              require('tree-kill')(handlerPid, 'SIGTERM', err => {
+                if (err) { rejectKill(err); } else { resolveKill(); }
+              });
+            });
           }));
         }
 
-        const {stdout, stderr, exitCode, timing} = await promise.catch(err => {
+        const {stdout, stderr, exitCode, signal, timing} = await promise.catch(err => {
+          if (err.signal) {
+            return {signal: err.signal};
+          }
           reject(err);
           return {};
         });
@@ -244,14 +251,20 @@ export default class GitShellOutStrategy {
 
         if (diagnosticsEnabled) {
           const exposeControlCharacters = raw => {
+            if (!raw) { return ''; }
+
             return raw
               .replace(/\u0000/ug, '<NUL>\n')
               .replace(/\u001F/ug, '<SEP>');
           };
 
           if (headless) {
             let summary = `git:${formattedArgs}\n`;
-            summary += `exit status: ${exitCode}\n`;
+            if (exitCode !== undefined) {
+              summary += `exit status: ${exitCode}\n`;
+            } else if (signal) {
+              summary += `exit signal: ${signal}\n`;
+            }
             summary += 'stdout:';
             if (stdout.length === 0) {
               summary += ' <empty>\n';
@@ -270,7 +283,11 @@ export default class GitShellOutStrategy {
             const headerStyle = 'font-weight: bold; color: blue;';
 
             console.groupCollapsed(`git:${formattedArgs}`);
-            console.log('%cexit status%c %d', headerStyle, 'font-weight: normal; color: black;', exitCode);
+            if (exitCode !== undefined) {
+              console.log('%cexit status%c %d', headerStyle, 'font-weight: normal; color: black;', exitCode);
+            } else if (signal) {
+              console.log('%cexit signal%c %s', headerStyle, 'font-weight: normal; color: black;', signal);
+            }
             console.log(
               '%cfull arguments%c %s',
               headerStyle, 'font-weight: normal; color: black;',
@@ -339,7 +356,17 @@ export default class GitShellOutStrategy {
       marker && marker.mark('execute');
       return {
         promise,
-        cancel: () => childPid && require('tree-kill')(childPid),
+        cancel: () => {
+          if (!childPid) {
+            return Promise.resolve();
+          }
+
+          return new Promise((resolve, reject) => {
+            require('tree-kill')(childPid, 'SIGTERM', err => {
+              if (err) { reject(err); } else { resolve(); }
+            });
+          });
+        },
       };
     } else {
       const workerManager = this.workerManager || WorkerManager.getInstance();

package.json

@@ -1,7 +1,7 @@
 {
   "name": "github",
   "main": "./lib/index",
-  "version": "0.14.0-1",
+  "version": "0.14.0-2",
   "description": "GitHub integration",
   "repository": "https://github.com/atom/github",
   "license": "MIT",

test/git-prompt-server.test.js

@@ -59,7 +59,7 @@ describe('GitPromptServer', function() {
 
     afterEach(async function() {
       if (this.currentTest.state === 'failed') {
-        if (stderrData.length > 0) {
+        if (stderrData.length > 0 || stdoutData.length > 0) {
           /* eslint-disable no-console */
           console.log(this.currentTest.fullTitle());
           console.log(`STDERR:\n${stderrData.join('')}\n`);