fix: Gracefully handle delayed scriptParsed

Author: Jan Krems

.travis.yml

@@ -1,8 +1,6 @@
 language: node_js
 node_js:
   - '6'
-before_install:
-  - npm install -g npm@latest-2
 before_deploy:
   - git config --global user.email "jan.krems@gmail.com"
   - git config --global user.name "Jan Krems"

lib/internal/inspect-repl.js

@@ -106,7 +106,7 @@ function aliasProperties(target, mapping) {
   });
 }
 
-function startRepl(inspector) {
+function createRepl(inspector) {
   const { Debugger } = inspector;
 
   let repl; // eslint-disable-line prefer-const
@@ -349,18 +349,19 @@ function startRepl(inspector) {
     aliasProperties(context, SHORTCUTS);
   }
 
-  const replOptions = {
-    prompt: 'debug> ',
-    input: inspector.stdin,
-    output: inspector.stdout,
-    eval: controlEval,
-    useGlobal: false,
-    ignoreUndefined: true,
+  return function startRepl() {
+    const replOptions = {
+      prompt: 'debug> ',
+      input: inspector.stdin,
+      output: inspector.stdout,
+      eval: controlEval,
+      useGlobal: false,
+      ignoreUndefined: true,
+    };
+    repl = Repl.start(replOptions); // eslint-disable-line prefer-const
+    initializeContext(repl.context);
+    repl.on('reset', initializeContext);
+    return repl;
   };
-  repl = Repl.start(replOptions); // eslint-disable-line prefer-const
-  initializeContext(repl.context);
-  repl.on('reset', initializeContext);
-
-  return repl;
 }
-module.exports = startRepl;
+module.exports = createRepl;

lib/node-inspect.js

@@ -27,7 +27,7 @@ const util = require('util');
 const debuglog = util.debuglog('inspect');
 
 const ProtocolClient = require('./internal/inspect-protocol');
-const startRepl = require('./internal/inspect-repl');
+const createRepl = require('./internal/inspect-repl');
 
 exports.port = 9229;
 
@@ -105,25 +105,24 @@ class NodeInspector {
       }
     };
     this.client.on('debugEvent', this.handleDebugEvent);
+    const startRepl = createRepl(this);
 
     // Handle all possible exits
     process.on('exit', () => this.killChild());
     process.once('SIGTERM', process.exit.bind(process, 0));
     process.once('SIGHUP', process.exit.bind(process, 0));
 
     this.run()
-      .then(() => this._setupRepl())
+      .then(() => {
+        this.repl = startRepl();
+        this.repl.on('exit', () => {
+          process.exit(0);
+        });
+        this.paused = false;
+      })
       .then(null, throwUnexpectedError);
   }
 
-  _setupRepl() {
-    this.repl = startRepl(this);
-    this.repl.on('exit', () => {
-      process.exit(0);
-    });
-    this.paused = false;
-  }
-
   suspendReplWhile(fn) {
     this.repl.rli.pause();
     this.stdin.pause();