diff --git a/lib/read.cs.js b/lib/read.cs.js
index a72872a..a8baa69 100644
--- a/lib/read.cs.js
+++ b/lib/read.cs.js
@@ -26,7 +26,7 @@ while (typeof(arg = args.shift()) === 'string') {
   }
 }
 
-if (typeof(options.display) === 'string' && options.display !== '') {
+if (typeof options.display === 'string' && options.display !== '') {
   ttyWrite(options.encoded ? decodeDOS(options.display) : options.display);
 }
 
diff --git a/lib/readline-sync.js b/lib/readline-sync.js
index 1ee40c5..97224a1 100644
--- a/lib/readline-sync.js
+++ b/lib/readline-sync.js
@@ -159,6 +159,9 @@ function _readlineShell(options) {
       res.error.command = SHELL_CMD;
       res.error.args = cmdArgs;
       res.error.shellMessage = e.stderr.trim();
+      res.error.code = e.code;
+      res.error.signal = e.signal;
+      res.error.exitCode = e.status;
     }
   } else {
     res = _execSyncByFile(cmdArgs, execOptions);
@@ -196,7 +199,7 @@ function _execSyncByFile(cmdArgs, execOptions) {
     return filepath;
   }
 
-  var execArgs, interpreter, res = {},
+  var execArgs, interpreter, res = {}, exitCode,
     pathStdout  = getTempfile('readline-sync.stdout'),
     pathStderr  = getTempfile('readline-sync.stderr'),
     pathExit    = getTempfile('readline-sync.exit'),
@@ -243,7 +246,7 @@ function _execSyncByFile(cmdArgs, execOptions) {
   }
 
   while (fs.readFileSync(pathDone, {encoding: encoding}).trim() !== '1') {}
-  if (fs.readFileSync(pathExit, {encoding: encoding}).trim() === '0') {
+  if ((exitCode = fs.readFileSync(pathExit, {encoding: encoding}).trim()) === '0') {
     res.input =
       decipher.update(fs.readFileSync(pathStdout, {encoding: 'binary'}), 'hex', encoding) +
       decipher.final(encoding);
@@ -253,6 +256,7 @@ function _execSyncByFile(cmdArgs, execOptions) {
     res.error.command = SHELL_CMD;
     res.error.args = cmdArgs;
     res.error.shellMessage = fs.readFileSync(pathStderr, {encoding: encoding}).trim();
+    res.error.exitCode = +exitCode;
   }
 
   fs.unlinkSync(pathStdout);
diff --git a/package.json b/package.json
index 8b02ded..bb4791d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "readline-sync",
-  "version": "0.7.8",
+  "version": "0.7.9",
   "title": "readlineSync",
   "description": "Synchronous Readline for interactively running to have a conversation with the user via a console(TTY).",
   "keywords": [