From 653b51184f42ab260db3dba3e8a1360551dfcb45 Mon Sep 17 00:00:00 2001
From: Daylin Morgan <me@dayl.in>
Date: Tue, 24 Sep 2024 11:53:44 -0500
Subject: [PATCH] add another escape pattern

---
 src/hwylterm/bbansi.nim | 4 ++--
 tests/tbbansi.nim       | 1 +
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/hwylterm/bbansi.nim b/src/hwylterm/bbansi.nim
index 1d113ea..a84a672 100644
--- a/src/hwylterm/bbansi.nim
+++ b/src/hwylterm/bbansi.nim
@@ -86,7 +86,7 @@ proc bb*(s: string): BbString =
   while i < s.len:
     case s[i]
     of '\\':
-      if i < s.len and s[i + 1] == '[':
+      if i < s.len and (s[i + 1] == '[' or s[i+1] == '\\'):
         inc i
       next
     of '[':
@@ -163,7 +163,7 @@ proc `&`*(x: BbString, y: BbString): Bbstring =
   bb(x.raw & y.raw)
 
 proc bbEscape*(s: string): string {.inline.} = 
-  s.replace("[", "[[")
+  s.replace("[", "[[").replace("\\", "\\\\")
 
 proc bbEcho*(args: varargs[string, `$`]) {.sideEffect.} =
   for x in args:
diff --git a/tests/tbbansi.nim b/tests/tbbansi.nim
index 460ad8c..abe35d6 100644
--- a/tests/tbbansi.nim
+++ b/tests/tbbansi.nim
@@ -28,6 +28,7 @@ suite "basic":
 
   test "escaped":
     bbCheck "[[red] ignored pattern", "[red] ignored pattern"
+    bbCheck "\\[red] ignored pattern","[red] ignored pattern"
 
   test "newlines":
     bbCheck "[red]Red Text[/]\nNext Line", "\e[38;5;1mRed Text\e[0m\nNext Line"