From 17e50c4c577b19418425a4e28d8f82dfff5c8e29 Mon Sep 17 00:00:00 2001
From: Amaan Qureshi <amaanq12@gmail.com>
Date: Sun, 10 Mar 2024 09:47:57 -0400
Subject: [PATCH] fix: allow the regex `v` flag

---
 cli/src/generate/parse_grammar.rs | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/cli/src/generate/parse_grammar.rs b/cli/src/generate/parse_grammar.rs
index fe863276..5a52b346 100644
--- a/cli/src/generate/parse_grammar.rs
+++ b/cli/src/generate/parse_grammar.rs
@@ -166,9 +166,12 @@ fn parse_rule(json: RuleJSON) -> Rule {
                 f.chars()
                     .filter(|c| {
                         if *c == 'i' {
-                            *c != 'u' // silently ignore unicode flag
+                            true
                         } else {
-                            eprintln!("Warning: unsupported flag {c}");
+                            // silently ignore unicode flags
+                            if *c != 'u' && *c != 'v' {
+                                eprintln!("Warning: unsupported flag {c}");
+                            }
                             false
                         }
                     })