Consider "column" keyword in "if exists" checks (#109)

sql-indent-test.el

@@ -1,6 +1,6 @@
 ;;; sql-indent-test.el --- Automated tests for sql-indent.el. -*- lexical-binding: t -*-
 
-;; Copyright (C) 2017  Free Software Foundation, Inc
+;; Copyright (C) 2017, 2024  Free Software Foundation, Inc
 
 ;; Author: Alex Harsanyi (AlexHarsanyi@gmail.com)
 ;; Created: 23 May 2017
@@ -513,4 +513,9 @@ information read from DATA-FILE (as generated by
    "test-data/pr107.sql"
    "test-data/pr107-syn.eld"))
 
+(ert-deftest sqlind-ert-pr109 ()
+  (sqlind-ert-check-file-syntax
+   "test-data/pr109.sql"
+   "test-data/pr109-syn.eld"))
+
 ;;; sql-indent-test.el ends here

sql-indent.el

@@ -1,6 +1,6 @@
 ;;; sql-indent.el --- Support for indenting code in SQL files. -*- lexical-binding: t -*-
 
-;; Copyright (C) 2015, 2017-2018  Free Software Foundation, Inc
+;; Copyright (C) 2015, 2017-2018, 2024  Free Software Foundation, Inc
 
 ;; Author: Alex Harsanyi <AlexHarsanyi@gmail.com>
 ;; Created: 27 Sep 2006
@@ -496,7 +496,7 @@ We try to avoid false positives, like \"end if\" or the various
          (forward-word -1)
          ;; we don't want to match an "end if", and things like "drop index if
          ;; exists..." and "create index if not exist..."
-         (not (looking-at "end\\|schema\\|table\\|view\\|index\\|constraint\\|type\\|trigger\\|procedure\\|function\\|routine\\|package\\|body\\|extension")))))
+         (not (looking-at "end\\|schema\\|table\\|column\\|view\\|index\\|constraint\\|type\\|trigger\\|procedure\\|function\\|routine\\|package\\|body\\|extension")))))
 
 (defun sqlind-maybe-if-statement ()
   "If (point) is on an IF statement, report its syntax."

test-data/pr109-syn.eld

@@ -0,0 +1,5 @@
+(((toplevel . 1))
+ ((toplevel . 1))
+ ((comment-start . 1)
+  (toplevel . 1))
+ ((toplevel . 1)))

test-data/pr109.sql

@@ -0,0 +1,3 @@
+alter table sometable drop column if exists col;
+
+-- this line should not be indented