From b109b1abce8c86f80aea06948b32e35a70daa0b0 Mon Sep 17 00:00:00 2001 From: Zoltán Nyikos Date: Sat, 6 Jul 2024 11:40:08 +0200 Subject: fix(glob): avoid `subcapture nesting too deep` error (#29520) Use Cmt to evaluate Cond and Elem during match to avoid building the nested capture structure later. --- test/functional/lua/glob_spec.lua | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'test/functional/lua/glob_spec.lua') diff --git a/test/functional/lua/glob_spec.lua b/test/functional/lua/glob_spec.lua index b3e1b79ee7..b95d874bb5 100644 --- a/test/functional/lua/glob_spec.lua +++ b/test/functional/lua/glob_spec.lua @@ -205,6 +205,19 @@ describe('glob', function() eq(true, match('[!a-zA-Z0-9]', '!')) end) + it('should handle long patterns', function() + -- lpeg has a recursion limit of 200 by default, make sure the grammar does trigger it on + -- strings longer than that + local fill_200 = + 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa' + eq(200, fill_200:len()) + local long_lit = fill_200 .. 'a' + eq(false, match(long_lit, 'b')) + eq(true, match(long_lit, long_lit)) + local long_pat = fill_200 .. 'a/**/*.c' + eq(true, match(long_pat, fill_200 .. 'a/b/c/d.c')) + end) + it('should match complex patterns', function() eq(false, match('**/*.{c,h}', '')) eq(false, match('**/*.{c,h}', 'c')) -- cgit