AK: Expose the decode_hex_digit helper

This helper is useful on its own for things like uri encoding/decoding,
so this commit exposes it via the AK/Hex header

2 files changed, 4 insertions, 1 deletions

diff --git a/AK/Hex.cpp b/AK/Hex.cpp
index e0913392f5..0e3c367bff 100644
--- a/AK/Hex.cpp
+++ b/AK/Hex.cpp
@@ -35,7 +35,7 @@
 
 namespace AK {
 
-static u8 decode_hex_digit(char digit)
+u8 decode_hex_digit(char digit)
 {
     if (digit >= '0' && digit <= '9')
         return digit - '0';
diff --git a/AK/Hex.h b/AK/Hex.h
index 66503ed41e..2402973904 100644
--- a/AK/Hex.h
+++ b/AK/Hex.h
@@ -33,6 +33,8 @@
 
 namespace AK {
 
+u8 decode_hex_digit(char);
+
 Optional<ByteBuffer> decode_hex(const StringView&);
 
 String encode_hex(ReadonlyBytes);
@@ -40,4 +42,5 @@ String encode_hex(ReadonlyBytes);
 }
 
 using AK::decode_hex;
+using AK::decode_hex_digit;
 using AK::encode_hex;