def hex_encode_abi_type(abi_type, value, force_size=None): """ Encodes value into a hex string in format of abi_type """ validate_abi_type(abi_type) validate_abi_value(abi_type, value) data_size = force_size or size_of_type(abi_type) if is_array_type(abi_type): sub_type = sub_type_of_array_type(abi_type) return "".join([ remove_0x_prefix(hex_encode_abi_type(sub_type, v, 256)) for v in value ]) elif is_bool_type(abi_type): return to_hex_with_size(value, data_size) elif is_uint_type(abi_type): return to_hex_with_size(value, data_size) elif is_int_type(abi_type): return to_hex_twos_compliment(value, data_size) elif is_address_type(abi_type): return pad_hex(value, data_size) elif is_bytes_type(abi_type): if is_bytes(value): return encode_hex(value) else: return value elif is_string_type(abi_type): return encode_hex(value) else: raise ValueError("Unsupported ABI type: {0}".format(abi_type))
def hex_encode_abi_type(abi_type, value, force_size=None): """ Encodes value into a hex string in format of abi_type """ validate_abi_type(abi_type) validate_abi_value(abi_type, value) data_size = force_size or size_of_type(abi_type) if is_array_type(abi_type): sub_type = sub_type_of_array_type(abi_type) return "".join([remove_0x_prefix(hex_encode_abi_type(sub_type, v, 256)) for v in value]) elif is_bool_type(abi_type): return to_hex_with_size(value, data_size) elif is_uint_type(abi_type): return to_hex_with_size(value, data_size) elif is_int_type(abi_type): return to_hex_twos_compliment(value, data_size) elif is_address_type(abi_type): return pad_hex(value, data_size) elif is_bytes_type(abi_type): if is_bytes(value): return encode_hex(value) else: return value elif is_string_type(abi_type): return encode_hex(value) else: raise ValueError( "Unsupported ABI type: {0}".format(abi_type) )
def test_validate_abi_value(abi_type, value, expected): if isinstance(expected, type) and issubclass(expected, Exception): with pytest.raises(expected): validate_abi_value(abi_type, value) return validate_abi_value(abi_type, value)