fix case testing

1 files changed, 1 insertions, 6 deletions

diff --git a/main.cpp b/main.cpp
index be00744..83c3a81 100644
--- a/main.cpp
+++ b/main.cpp
@@ -67,12 +67,7 @@ bool parse_stream(auto &fth, std::istream& str, bool say_okay)
     while (str.good()) {
         std::getline(str, line);
         if (!line.empty()) {
-            for (auto& ch : line) {
-                if (ch >= 'a' && ch <= 'z')
-                    ch = ch - 'a' + 'A';
-            }
-
-            if (line == "BYE")
+            if (sforth::isequal(line, "bye"))
                 return true;
 
             try {