Displaying original PybarsError helpful error message

Lucas-C · web-flow · commit a74fd1cd2b92 · 2017-08-11T18:24:16.000+02:00
diff --git a/pre_commit_hooks/validate_html.py b/pre_commit_hooks/validate_html.py
@@ -102,7 +102,7 @@ def clean_template(self, filepath, default_value):
             compiled_template = self.tmplt_compiler.compile(template_content)
             return compiled_template(PybarPlaceholderContext(default_value))
         except PybarsError as error:
-            raise_from(MustacheSubstitutionFail('For HTML template file {}'.format(filepath)), error)
+            raise_from(MustacheSubstitutionFail('For HTML template file {}: {}'.format(filepath, error)), error)
 
 class PybarPlaceholderContext:
     def __init__(self, default):
