That latter point is how I do a lot of my syntax-related bug finding with Emacs:...

yellowapple on March 3, 2019 | parent | context | favorite | on: EditorConfig: Consistent coding styles across vari...

That latter point is how I do a lot of my syntax-related bug finding with Emacs: press C-x h Tab, look for where the indentation starts to look unexpectedly wonky, fix the issue that caused it, repeat.