string_utils.cpp

#include "string_utils.h"

PoolByteArray StringUtils::hex_to_bytes(const String &p_hex) {
  String hex = p_hex.trim_prefix("0x");
  hex = hex.lpad(hex.length() + hex.length() % 2, "0");

  PoolByteArray bin;
  for (int i = 0; i < hex.length() - 1; i += 2) {
    bin.append(hex.substr(i, 2).hex_to_int(false));
  }

  return bin;
}