GNU bug report logs - #60830
30.0.50; The *Compilation* buffer does not recognize Lua errors

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Package: emacs;

Reported by: Rudolf Adamkovič <salutis <at> me.com>

Date: Sun, 15 Jan 2023 11:35:01 UTC

Severity: wishlist

Found in version 30.0.50

Done: Stefan Kangas <stefankangas <at> gmail.com>

Bug is archived. No further changes may be made.

Full log


Message #79 received at 60830 <at> debbugs.gnu.org (full text, mbox):

From: Rudolf Adamkovič <salutis <at> me.com>
To: Mattias Engdegård <mattias.engdegard <at> gmail.com>
Cc: 60830 <at> debbugs.gnu.org, Stefan Kangas <stefankangas <at> gmail.com>,
 Stefan Monnier <monnier <at> iro.umontreal.ca>
Subject: Re: bug#60830: 30.0.50; The *Compilation* buffer does not recognize
 Lua errors
Date: Thu, 12 Oct 2023 10:17:10 +0200
[Message part 1 (text/plain, inline)]
Rudolf Adamkovič <salutis <at> me.com> writes:

> ...

And I forgot to attach the latest version of the patch. :)

Rudy
[0001-Make-the-Compilation-mode-recognize-Lua-errors.patch (text/x-patch, inline)]
From 715e9c353de17f9462842943e6000678ca8fab3a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rudolf=20Adamkovi=C4=8D?= <salutis <at> me.com>
Date: Tue, 3 Oct 2023 09:07:40 +0200
Subject: [PATCH] Make the Compilation mode recognize Lua errors

Emacs comes with built-in support for the Lua programming language in
the form of the Lua mode and now also the Lua Tree-sitter mode.  This
patch further improves Lua support in Emacs by making the Compilation
mode recognize Lua errors and stack traces.

Reported as bug#60830.

* etc/compilation.txt (Lua): Add an example of a Lua error message
with a stack trace.

* lisp/progmodes/compile.el (compilation-error-regexp-alist-alist):
Add regexps to aid Lua development, namely the 'lua' regexp that
matches Lua errors and the 'lua-stack' regexp that matches Lua stack
frames.

* test/lisp/progmodes/compile-tests.el (compile-tests--test-regexps-data):
(compile-test-error-regexps): Test the new 'lua' and 'lua-stack'
regexps added to the 'compilation-error-regexp-alist-alist'.
---
 etc/NEWS                             |  5 +++++
 etc/compilation.txt                  | 13 +++++++++++++
 lisp/progmodes/compile.el            |  7 +++++++
 test/lisp/progmodes/compile-tests.el | 22 ++++++++++++++++++++--
 4 files changed, 45 insertions(+), 2 deletions(-)

diff --git a/etc/NEWS b/etc/NEWS
index 8b2bcaaf01d..d0df4df2b2e 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -319,6 +319,11 @@ This is because it partly acts by modifying other rules which may
 occasionally be surprising.  It can be re-enabled by adding 'omake' to
 'compilation-error-regexp-alist'.
 
+*** Lua errors and stack traces are now recognized.
+The compilation mode now recognizes Lua language errors and stack
+traces.  Every Lua error is recognized as a compilation error, and
+every Lua stack frame is recognized as a compilation info.
+
 ** VC
 
 ---
diff --git a/etc/compilation.txt b/etc/compilation.txt
index 5f6ecb09cc2..fa43c89879a 100644
--- a/etc/compilation.txt
+++ b/etc/compilation.txt
@@ -344,6 +344,19 @@ In /home/janneke/vc/guile/examples/gud-break.scm:
 1033: 0 [stderr "~a:hello world\n" (# # #)]
 
 
+* Lua
+
+/usr/bin/lua: database.lua:31: assertion failed!
+stack traceback:
+	[C]: in function 'assert'
+	database.lua:31: in field 'statement'
+	database.lua:42: in field 'table'
+	database.lua:55: in field 'row'
+	database.lua:63: in field 'value'
+	io.lua: in main chunk
+	[C]: in ?
+
+
 * Lucid Compiler, lcc 3.x
 
 symbol: lcc
diff --git a/lisp/progmodes/compile.el b/lisp/progmodes/compile.el
index 9e441dbfcf7..9a2f633e3ec 100644
--- a/lisp/progmodes/compile.el
+++ b/lisp/progmodes/compile.el
@@ -362,6 +362,13 @@ compilation-error-regexp-alist-alist
     (ruby-Test::Unit
      "^    [[ ]?\\([^ (].*\\):\\([1-9][0-9]*\\)\\(\\]\\)?:in " 1 2)
 
+    (lua
+     "^[^:\n\t]+: \\([^:\n\t]+\\):\\([0-9]+\\): .+\nstack traceback:\n\t"
+     1 2 nil 2 1)
+    (lua-stack
+     "^\t\\(?:\\[C\\]:\\|\\([^:\n\t]+\\):\\(?:\\([0-9]+\\):\\)?\\) in "
+     1 2 nil 0 1)
+
     (gmake
      ;; Set GNU make error messages as INFO level.
      ;; It starts with the name of the make program which is variable,
diff --git a/test/lisp/progmodes/compile-tests.el b/test/lisp/progmodes/compile-tests.el
index d497644c389..2e917d3b614 100644
--- a/test/lisp/progmodes/compile-tests.el
+++ b/test/lisp/progmodes/compile-tests.el
@@ -206,6 +206,24 @@ compile-tests--test-regexps-data
      1 0 31 "/usr/include/c++/3.3/backward/iostream.h")
     (gcc-include "                 from test_clt.cc:1:"
      1 nil 1 "test_clt.cc")
+    ;; Lua
+    (lua "lua: database.lua:10: assertion failed!\nstack traceback:\n\t"
+         6 nil 10 "database.lua")
+    (lua "lua 5.4: database 2.lua:10: assertion failed!\nstack traceback:\n\t"
+         10 nil 10 "database 2.lua")
+    (lua "/usr/local/bin/lua: core/database.lua:20: assertion failed!\nstack traceback:\n\t"
+         21 nil 20 "core/database.lua")
+    (lua-stack "	database.lua: in field 'statement'"
+               2 nil nil "database.lua" 0)
+    (lua-stack "	database.lua:10: in field 'statement'"
+               2 nil 10 "database.lua" 0)
+    (lua-stack "	core/database.lua:20: in field 'statement'"
+               2 nil 20 "core/database.lua" 0)
+    (lua-stack "	database 2.lua: in field 'statement'"
+               2 nil nil "database 2.lua" 0)
+    ;; TODO Test the negative case:
+    ;; (lua-stack "	[C]: in field 'statement'"
+    ;;            nil nil nil nil nil)
     ;; gmake
     (gmake "make: *** [Makefile:20: all] Error 2" 12 nil 20 "Makefile" 0)
     (gmake "make[4]: *** [sub/make.mk:19: all] Error 127" 15 nil 19
@@ -507,9 +525,9 @@ compile-test-error-regexps
                    1 15 5 "alpha.c")))
         (compile--test-error-line test))
 
-      (should (eq compilation-num-errors-found 100))
+      (should (eq compilation-num-errors-found 103))
       (should (eq compilation-num-warnings-found 35))
-      (should (eq compilation-num-infos-found 28)))))
+      (should (eq compilation-num-infos-found 32)))))
 
 (ert-deftest compile-test-grep-regexps ()
   "Test the `grep-regexp-alist' regexps.
-- 
2.39.3 (Apple Git-145)

[Message part 3 (text/plain, inline)]
-- 
"Great minds discuss ideas; average minds discuss events; small minds discuss
people."
--- Anna Eleanor Roosevelt (1884-1962)

Rudolf Adamkovič <salutis <at> me.com> [he/him]
Studenohorská 25
84103 Bratislava
Slovakia

This bug report was last modified 1 year and 211 days ago.

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