1 files changed, 10 insertions, 0 deletions
diff --git a/src/buffer.hpp b/src/buffer.hpp
index 8155df87a1..afe9fd8a91 100644
--- a/src/buffer.hpp
+++ b/src/buffer.hpp
@@ -181,5 +181,15 @@ static inline Slice<uint8_t> buf_to_slice(Buf *buf) {
     return Slice<uint8_t>{reinterpret_cast<uint8_t*>(buf_ptr(buf)), buf_len(buf)};
 }
 
+static inline void buf_replace(Buf* buf, char from, char to) {
+    const size_t count = buf_len(buf);
+    char* ptr = buf_ptr(buf);
+    for (size_t i = 0; i < count; ++i) {
+        char& l = ptr[i];
+        if (l == from)
+            l = to;
+    }
+}
+
 
 #endif