encode method

@override Uint8List encode(Object value)

Implementation

@override
Uint8List encode(Object value) {
  if (value is Hash) {
    return value.bytes;
  }
  if (value is Uint8List) {
    return rightPadBytes(value, SolidityType.int32Size);
  }
  if (value is num) {
    final bigInt = BigInt.from(value);
    return IntType.encodeFromBigInt(bigInt);
  }
  if (value is String) {
    var hex = value.toLowerCase().trim();
    if (hex.startsWith('0x')) {
      hex = hex.substring(2);
    }
    final bytes = hexToBytes(hex);
    return rightPadBytes(bytes, SolidityType.int32Size);
  }

  throw Exception('Can\'t encode type ${value.runtimeType} to $name');
}