patch 8.2.2925: Vim9: line continuation comment uses legacy syntax

Problem: Vim9: line continuation comment uses legacy syntax. Solution: Check for #\ instead of "\. (closes #8295)
vim · Jun 2, 2021 · 0f37e35 · 0f37e35
1 parent a2e468f
commit 0f37e35
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Showing 3 changed files with 22 additions and 1 deletion.
diff --git a/src/scriptfile.c b/src/scriptfile.c
@@ -1842,7 +1842,8 @@ getsourceline(
 			ga_concat(&ga, p);
 		    }
 		}
-		else if (!(p[0] == '"' && p[1] == '\\' && p[2] == ' ')
+		else if (!(p[0] == (in_vim9script() ? '#' : '"')
+						&& p[1] == '\\' && p[2] == ' ')
 		     && !(do_vim9_all && (*p == NUL || vim9_comment_start(p))))
 		    break;
 		/* drop a # comment or "\ comment line */

diff --git a/src/testdir/test_vim9_script.vim b/src/testdir/test_vim9_script.vim
@@ -3074,6 +3074,24 @@ def Test_vim9_comment()
       'func Test() # comment',
       'endfunc',
       ], 'E488:')
+
+  var lines =<< trim END
+      vim9script
+      syn region Text
+      \ start='foo'
+      #\ comment
+      \ end='bar'
+  END
+  CheckScriptSuccess(lines)
+
+  lines =<< trim END
+      vim9script
+      syn region Text
+      \ start='foo'
+      "\ comment
+      \ end='bar'
+  END
+  CheckScriptFailure(lines, 'E399:')
 enddef
 
 def Test_vim9_comment_gui()

diff --git a/src/version.c b/src/version.c
@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2925,
 /**/
     2924,
 /**/