Subject: bug#39981: [PATCH] compilation-error-regexp-alist-alist: Support gulp.js

From: Štěpán Němec <[email-masked]>
Date: Sun, 8 Mar 2020 10:13:40 +0100

* lisp/progmodes/compile.el (compilation-error-regexp-alist-alist):
Add support for gulp.js (<https://gulpjs.com/>) error format.
---
 lisp/progmodes/compile.el            | 4 ++++
 test/lisp/progmodes/compile-tests.el | 5 ++++-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/lisp/progmodes/compile.el b/lisp/progmodes/compile.el
index 455f181f50..c2b7fb7e7b 100644
--- a/lisp/progmodes/compile.el
+++ b/lisp/progmodes/compile.el
@@ -249,6 +249,10 @@ compilation-error-regexp-alist-alist
        "(\\([0-9]+\\), *\\([0-9]+\\))")     ;line, column
      2 3 4 (1))
 
+    ;; https://gulpjs.com/
+    (gulp
+     "^\\(/.+\\)\n *\\([0-9]+\\):\\([0-9]+\\) +error " 1 2 3)
+
     (iar
      "^\"\\(.*\\)\",\\([0-9]+\\)\\s-+\\(?:Error\\|Warnin\\(g\\)\\)\\[[0-9]+\\]:"
      1 2 nil (3))
diff --git a/test/lisp/progmodes/compile-tests.el b/test/lisp/progmodes/compile-tests.el
index 75962566f1..57cbb2dcb0 100644
--- a/test/lisp/progmodes/compile-tests.el
+++ b/test/lisp/progmodes/compile-tests.el
@@ -138,6 +138,9 @@ compile-tests--test-regexps-data
      1 nil 10 "arrayclash.f")
     ("Nonportable usage near line 31 col 9 file assign.f: mixed default and explicit"
      24 9 31 "assign.f")
+    ;; https://gulpjs.com/
+    ("/home/user/directory/path/to/some/file.js\n  39:25  error  Extra semicolon  semi"
+     1 25 39 "/home/user/directory/path/to/some/file.js")
     ;; iar
     ("\"foo.c\",3  Error[32]: Error message"
      1 nil 3 "foo.c")
@@ -431,7 +434,7 @@ compile-test-error-regexps
           (compilation-num-warnings-found 0)
           (compilation-num-infos-found 0))
       (mapc #'compile--test-error-line compile-tests--test-regexps-data)
-      (should (eq compilation-num-errors-found 93))
+      (should (eq compilation-num-errors-found 94))
       (should (eq compilation-num-warnings-found 36))
       (should (eq compilation-num-infos-found 26)))))
 
-- 
2.25.1