Merge pull request #416 from atlassian-forks/addAFailOnErrorFlag

Daniel15 · web-flow · commit f6ec09fc9567 · 2021-06-22T17:29:28.000-07:00
diff --git a/README.md b/README.md
@@ -66,6 +66,7 @@ All options are also passed to the transformer, which means you can supply custo
   -v, --verbose=0|1|2           show more information about the transform process
                                 (default: 0)
       --version                 print version and exit
+      --fail-on-error           return a 1 exit code when errors were found during execution of codemods
 ```
 
 This passes the source of all passed through the transform module specified
diff --git a/bin/jscodeshift.js b/bin/jscodeshift.js
@@ -95,6 +95,12 @@ const parser = require('../src/argsParser')
       metavar: 'FILE',
       process: file => JSON.parse(fs.readFileSync(file)),
     },
+    failOnError: {
+      flag: true,
+      help: 'Return a non-zero code when there are errors',
+      full: 'fail-on-error',
+      default: false,
+    },
     version: {
       help: 'print version and exit',
       callback: function() {
diff --git a/src/Runner.js b/src/Runner.js
@@ -298,6 +298,10 @@ function run(transformFile, paths, options) {
             process.stdout.write(
               'Time elapsed: ' + timeElapsed + 'seconds \n'
             );
+            
+            if (options.failOnError && fileCounters.error > 0) {
+              process.exit(1);
+            }
           }
           if (usedRemoteScript) {
             temp.cleanupSync();
