Re: New Flymake rewrite in emacs-26

[joaotavora@gmail.com (João Távora)]

Lele Gaifax <lele@metapensiero.it> writes:

> Speaking of which, while reading the -proc source I found recipes for Perl and
> PHP, is there any interest in out-of-the-box Python equivalents?

Very much so, but please not based on flymake-proc.el, rather the new
API.

If your Python interpreter/compiler provides a syntax check tool that
can read from stdin, such a thing can be done in little code.

For an example, see my reply to Simen Heggestøyl in a parallel thread
where I provide a simple but effective Ruby backend.

> Here is an updated diff: there is a "[???]" marker for a sentence that seems
> wrong but I could not understand exactly its meaning.

Thanks, there are many more errors where you found the "[???]". I fixed
them in this diff so you can add them to your list.

diff --git a/lisp/progmodes/flymake.el b/lisp/progmodes/flymake.el
index acc0637ec3..3fd99f8eb3 100644
--- a/lisp/progmodes/flymake.el
+++ b/lisp/progmodes/flymake.el
@@ -526,19 +526,18 @@ flymake--backend-state
 
 `running', a symbol to keep track of a backend's replies via its
 REPORT-FN argument. A backend is running if this key is
-present. If the key is absent if the backend isn't expecting any
-replies from the backend.
+present. If nil, Flymake isn't expecting any replies from the
+backend.
 
-`diags', a (possibly empty) list of diagnostic objects created
-with `flymake-make-diagnostic'. This key is absent if the
-backend hasn't reported anything yet.
+`diags', a (possibly empty) list recent diagnostic objects created
+by the backend with `flymake-make-diagnostic'.
 
 `reported-p', a boolean indicating if the backend has replied
 since it last was contacted.
 
 `disabled', a string with the explanation for a previous
-exceptional situation reported by the backend. If this key is
-present the backend is disabled.")
+exceptional situation reported by the backend, nil if the
+backend is operating normally.")
 
 (cl-defstruct (flymake--backend-state
                (:constructor flymake--make-backend-state))