warn on automatic formatting errors

Author: mschuchard

lib/main.js

@@ -111,7 +111,7 @@ export default {
 
         // auto-formatting
         if (atom.config.get('linter-terraform-syntax.useTerraformFormat') || atom.config.get('linter-terraform-syntax.format.enabled')) {
-          const fmtArgs = ['fmt', '-list=false'];
+          const fmtArgs = ['fmt', '-list=false', '-no-color'];
 
           // recursive format if selected
           if (atom.config.get('linter-terraform-syntax.recursiveFormat') || atom.config.get('linter-terraform-syntax.format.recursive'))
@@ -122,7 +122,16 @@ export default {
             fmtArgs.push(editorFile);
 
           // auto-format the target
-          helpers.exec(atom.config.get('linter-terraform-syntax.terraformExecutablePath'), fmtArgs, { cwd: dir });
+          helpers.exec(atom.config.get('linter-terraform-syntax.terraformExecutablePath'), fmtArgs, { cwd: dir }).catch(error => {
+            // catch format errors and display as pulsar warning
+            atom.notifications.addWarning(
+              'An error occurred during automatic formatting.',
+              {
+                detail: error.message,
+                dismissable: true
+              }
+            );
+          });
         }
 
         // execute the linting