Class: Rails::GraphQL::Type::Scalar::DecimalScalar

Inherits:
Rails::GraphQL::Type::Scalar show all
Defined in:
lib/rails/graphql/type/scalar/decimal_scalar.rb

Overview

Similar to float, but implies extra precision, making sure that all the decimal-point numbers are kept. As Bigint, it uses a string so it won’t go against the spec.

Constant Summary

Constants inherited from Rails::GraphQL::Type

KINDS

Class Method Summary collapse

Methods inherited from Rails::GraphQL::Type::Scalar

inspect, to_json

Methods inherited from Rails::GraphQL::Type

=~, base_type, create!, decorate, find_by_gid, gid_base_class, input_type?, kind, kind_enum, leaf_type?, operational?, output_type?, to_gql_backtrace

Methods included from Helpers::WithDirectives

#all_directive_events, #all_directive_listeners, #directive_events?, #directive_listeners?, extended, included, #initialize_copy, #use, #using?, #validate!

Methods included from Helpers::WithGlobalID

#to_gid_param, #to_global_id

Methods included from Helpers::Registerable

#aliases, extended, #inherited, #register!, #registered?

Class Method Details

.as_json(value) ⇒ Object 



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# File 'lib/rails/graphql/type/scalar/decimal_scalar.rb', line 26

def as_json(value)
  value.to_d.to_s
end

.deserialize(value) ⇒ Object 



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# File 'lib/rails/graphql/type/scalar/decimal_scalar.rb', line 30

def deserialize(value)
  value.to_d
end

.valid_input?(value) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rails/graphql/type/scalar/decimal_scalar.rb', line 18

def valid_input?(value)
  super && value.match?(/\A[+-]?\d+\.\d+\z/)
end

.valid_output?(value) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rails/graphql/type/scalar/decimal_scalar.rb', line 22

def valid_output?(value)
  value.respond_to?(:to_d)
end