NAME
GraphQL::Type::Scalar - GraphQL scalar type
SYNOPSIS
use GraphQL::Type::Scalar;
my $int_type = GraphQL::Type::Scalar->new(
name => 'Int',
description =>
'The `Int` scalar type represents non-fractional signed whole numeric ' .
'values. Int can represent values between -(2^31) and 2^31 - 1. ',
serialize => \&coerce_int,
parse_value => \&coerce_int,
);ATTRIBUTES
Has name, description from GraphQL::Role::Named.
serialize
Code-ref. Required.
Coerces from a Perl entity of the required type, to a GraphQL entity, or throws an exception.
Must throw an exception if passed a defined (i.e. non-null) but invalid Perl object of the relevant type. undef must always be valid.
parse_value
Code-ref. Required if is for an input type.
Coerces from a GraphQL entity, to a Perl entity of the required type, or throws an exception.
METHODS
is_valid
True if given Perl entity is valid value for this type. Uses "serialize" attribute.