From 2821367bc714223ec4a6e9a7f8e7fac5cdc51b8a Mon Sep 17 00:00:00 2001
From: Gustavo Cordova Avila <Gustavo.CordovaAvila@disney.com>
Date: Tue, 26 Mar 2024 14:21:21 -0700
Subject: [PATCH] Fix corner case when all chars are uppercase or lowercase

---
 src/snake_case.nim | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/snake_case.nim b/src/snake_case.nim
index ca3b19e..1dbaf71 100644
--- a/src/snake_case.nim
+++ b/src/snake_case.nim
@@ -16,6 +16,7 @@ proc toSnakeCase*(str: string): string =
       elif ch in {'-', '_', '.', '+'}:
         if result.len > 0 and result[^1] != '_':
           result.add '_'
+      prv = ch
 
 proc fromSnakeCase*(str: string): string =
   ## Convert from SNAKE_CASE to camelCase