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# File 'lib/graphql/schema/type_validator.rb', line 2
def validate(type, errors)
own_errors = []
implementation = GraphQL::Schema::ImplementationValidator.new(type, as: "Type", errors: own_errors)
implementation.must_respond_to(:name)
implementation.must_respond_to(:kind)
if own_errors.any? errors.push(*own_errors)
return
end
type_name = type.name
kind_name = type.kind.name
implementation.must_respond_to(:description, as: kind_name)
each_item_validator = GraphQL::Schema::EachItemValidator.new(own_errors)
if type.kind.fields?
field_validator = GraphQL::Schema::FieldValidator.new
implementation.must_respond_to(:fields, as: kind_name) do |fields|
each_item_validator.validate(fields.keys, as: "#{type.name}.fields keys", must_be: "Strings") { |k| k.is_a?(String) }
fields.values.each do |field|
field_validator.validate(field, own_errors)
end
end
end
if type.kind.resolves?
implementation.must_respond_to(:resolve_type)
implementation.must_respond_to(:possible_types, as: kind_name) do |possible_types|
each_item_validator.validate(possible_types, as: "#{type_name}.possible_types", must_be: "objects") { |t| t.kind.object? }
end
end
if type.kind.object?
implementation.must_respond_to(:interfaces, as: kind_name) do |interfaces|
each_item_validator.validate(interfaces, as: "#{type_name}.interfaces", must_be: "interfaces") { |t| t.kind.interface? }
end
end
if type.kind.input_object?
implementation.must_respond_to(:input_fields, as: kind_name)
end
if type.kind.union?
union_types = type.possible_types
if union_types.none?
own_errors << "Union #{type_name} must be defined with 1 or more types, not 0!"
end
end
errors.push(*own_errors)
end
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