Display error if template processing error detected

Signed-off-by: Chin Yeung Li <[email protected]>

Author: chinyeungli

src/attributecode/cmd.py

@@ -323,19 +323,30 @@ def attrib(location, output, template, mapping, inventory, quiet, show_all,
         use_mapping=mapping, template_loc=template,
         inventory_location=inventory)
 
-    for no_match_error in no_match_errors:
-        inv_errors.append(no_match_error)
-
-    finalized_errors = []
-
-    if not validate_about_resource:
-        finalized_errors = ignore_about_resource_path_error(inv_errors)
+    # Check for template error
+    template_error = False
+    with open(output, 'r') as output_file:
+        first_line = output_file.readline()
+        if first_line.startswith('Template processing error'):
+            template_error = True
+
+    if template_error:
+        click.echo('Template processing error. Please check the template.')
+        sys.exit(errno.ENOEXEC)
     else:
-        finalized_errors = inv_errors
-
-    log_errors(finalized_errors, quiet, show_all, os.path.dirname(output))
-    click.echo('Finished.')
-    sys.exit(0)
+        for no_match_error in no_match_errors:
+            inv_errors.append(no_match_error)
+    
+        finalized_errors = []
+    
+        if not validate_about_resource:
+            finalized_errors = ignore_about_resource_path_error(inv_errors)
+        else:
+            finalized_errors = inv_errors
+
+        log_errors(finalized_errors, quiet, show_all, os.path.dirname(output))
+        click.echo('Finished.')
+        sys.exit(0)
 
 
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