class GraphQL::Client::Schema::EnumType
Public Class Methods
new(type)
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Internal: Construct enum wrapper from another GraphQL::EnumType.
type - GraphQL::EnumType instance
# File lib/graphql/client/schema/enum_type.rb, line 43 def initialize(type) unless type.kind.enum? raise "expected type to be an Enum, but was #{type.class}" end @type = type @values = {} all_values = type.values.keys comparison_set = all_values.map { |s| -s.downcase }.to_set all_values.each do |value| str = EnumValue.new(-value, -value.downcase, comparison_set).freeze const_set(value, str) if value =~ /^[A-Z]/ @values[str.to_s] = str end @values.freeze end
Public Instance Methods
[](value)
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# File lib/graphql/client/schema/enum_type.rb, line 67 def [](value) @values[value] end
cast(value, _errors = nil)
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Internal: Cast JSON value to the enumeration's corresponding constant string instance
with the convenience predicate methods.
values - JSON value errors - Errors
instance
Returns String or nil.
# File lib/graphql/client/schema/enum_type.rb, line 78 def cast(value, _errors = nil) case value when String raise Error, "unexpected enum value #{value}" unless @values.key?(value) @values[value] when NilClass value else raise InvariantError, "expected value to be a String, but was #{value.class}" end end
define_class(definition, ast_nodes)
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# File lib/graphql/client/schema/enum_type.rb, line 63 def define_class(definition, ast_nodes) self end