[nongnu] elpa/tuareg aa57258 04/10: Recognise new warning format in compilation output

[ELPA Syncer]

branch: elpa/tuareg
commit aa57258fb7ab9244f63624543149b869a6eb7706
Author: Mattias Engdegård <mattiase@acm.org>
Commit: Mattias Engdegård <mattiase@acm.org>

    Recognise new warning format in compilation output
    
    Make `tuareg--error-regexp` match warnings from OCaml 4.12 where they
    are displayed with mnemonics.
---
 compilation.txt | 8 ++++++++
 tuareg.el       | 5 +++--
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/compilation.txt b/compilation.txt
index de91d38..7350995 100644
--- a/compilation.txt
+++ b/compilation.txt
@@ -112,3 +112,11 @@ Warning 3: This expression has type M/2.t but an 
expression was expected of type
          Definition of module M/1
        File "main.ml", line 7, characters 0-32:
          Definition of module M/2
+
+
+* Since OCaml 4.12, warnings come with mnemonics.
+
+File "moo.ml", line 6, characters 6-10:
+6 |   let fish = 13 in
+          ^^^^
+Warning 26 [unused-var]: unused variable fish.
diff --git a/tuareg.el b/tuareg.el
index 955ab45..d6653d6 100644
--- a/tuareg.el
+++ b/tuareg.el
@@ -3174,8 +3174,9 @@ Short cuts for interactions with the REPL:
             "\n"
             (* (in "\t ")))
          (group "Warning"                   ; 8: WARNING
-                (? " " (+ (in "0-9"))))
-         ":"))
+                (? " " (+ (in "0-9")))
+                (? " [" (+ (in "a-z0-9-")) "]")
+                ":")))
   "Regular expression matching the error messages produced by 
ocamlc/ocamlopt.")
 
 (when (boundp 'compilation-error-regexp-alist-alist)