From fafa797d33d1e6fd0fa0cee9a8cd7eb90ba85782 Mon Sep 17 00:00:00 2001
From: WormHeamer
Date: Thu, 1 Jan 2026 04:20:20 -0500
Subject: regex error reporting

---
 regex.h | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'regex.h')

diff --git a/regex.h b/regex.h
index b6ee9c7..c21c708 100644
--- a/regex.h
+++ b/regex.h
@@ -111,8 +111,16 @@ typedef enum {
 	RE_COMP_NO_GROUPS = 1
 } ReCompFlags;
 
+typedef enum {
+	RE_COMP_ENONE,
+	RE_COMP_ENORPAREN,
+	RE_COMP_ENOLPAREN,
+	RE_COMP_EEOF,
+} ReCompErr;
+
 int re_comp(RegEx *re, Str src, Arena *perm, Arena *scratch);
 int re_comp_ex(RegEx *re, Str src, Arena *perm, Arena *scratch, ReCompFlags flags);
+const char *re_comp_strerror(ReCompErr err);
 
 void re_search_start(ReSearch *s, RegEx *re, Arena *a);
 void re_search_chunk(ReSearch *s, const char *buf, size_t n);
-- 
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