From 6e1986ae0939e02ac72b5e7f0ac018d3c0fff1fb Mon Sep 17 00:00:00 2001
From: June McEnroe <june@causal.agency>
Date: Thu, 14 May 2020 14:24:19 -0400
Subject: Add hi rule for sh arithmetic expansion

Shell highlighting is hopeless anyway but this makes it slightly less
obviously broken.
---
 bin/hi.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'bin/hi.c')

diff --git a/bin/hi.c b/bin/hi.c
index 38810d51..80fe2864 100644
--- a/bin/hi.c
+++ b/bin/hi.c
@@ -257,6 +257,8 @@ static const struct Syntax ShSyntax[] = {
 		.pattern = "[\\][\"$\\`]" },
 	{ Interp, .parent = ~SET(Escape),
 		.pattern = "[$][(][^)]*[)]" "|" "`[^`]*`" },
+	{ Interp, .parent = ~SET(Escape),
+		.pattern = "[$][(][(]([^)]|[)][^)])*[)][)]" },
 	{ String, .parent = SET(Interp),
 		.pattern = PATTERN_DQ },
 	{ Interp, .parent = ~SET(Escape),
-- 
cgit 1.4.1