checks.checkers

The checkers global table provides access to checkers for different types. It can be extended with custom checkers that perform arbitrary validations.

Methods14

function checkers.datetime(arg: any) -> boolean

Check that the value is a datetime object.

function checkers.decimal(arg: any) -> boolean

Check that the value has the decimal type.

function checkers.error(arg: any) -> boolean

Check that the value is an error object.

function checkers.int64(arg: any) -> boolean

Check that the value is an int64 value.

function checkers.interval(arg: any) -> boolean

Check that the value is an interval object.

function checkers.tuple(arg: any) -> boolean

Check that the value is a tuple.

function checkers.uint64(arg: any) -> boolean

Check that the value is a uint64 value.

function checkers.uuid(arg: any) -> boolean

Check that the value is a uuid object.

function checkers.uuid_bin(arg: any) -> boolean

Check that the value is a uuid as a 16-byte binary string.

function checkers.uuid_str(arg: any) -> boolean

Check that the value is a uuid as a 36-byte hexadecimal string.

function checkers.uint64(arg: any) -> boolean

Check whether the specified value is a uint64 value: an integer Lua number in the range from 0 to 2^53-1 (inclusive), a cdata ctype<uint64_t>, or a cdata ctype<int64_t> in the range from 0 to LLONG_MAX.

Parameters

argany: The value to check.

Returns

boolean: true if the value is a uint64 value, false otherwise.

function checkers.int64(arg: any) -> boolean

Check whether the specified value is an int64 value: an integer Lua number in the range from -2^53+1 to 2^53-1 (inclusive), a cdata ctype<int64_t>, or a cdata ctype<uint64_t> in the range from 0 to LLONG_MAX.

Parameters

argany: The value to check.

Returns

boolean: true if the value is an int64 value, false otherwise.

function checkers.uuid_str(arg: any) -> boolean

Check whether the specified value is a uuid represented by a 36-byte hexadecimal string.

Parameters

argany: The value to check.

Returns

boolean: true if the value is a uuid string, false otherwise.

function checkers.uuid_bin(arg: any) -> boolean

Check whether the specified value is a uuid represented by a 16-byte binary string.

Parameters

argany: The value to check.

Returns

boolean: true if the value is a uuid binary string, false otherwise.