mirror of
https://github.com/graphql-python/graphene.git
synced 2025-11-04 01:47:45 +03:00
Added TypeMap
This commit is contained in:
Syrus Akbary
parent
3620e2ad4e
commit
7923f45595
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@ -1,6 +1,6 @@
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import inspect
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from graphql import GraphQLSchema, graphql
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from graphql import GraphQLSchema, graphql, is_type
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from graphql.utils.introspection_query import introspection_query
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from graphql.utils.schema_printer import print_schema
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@ -16,18 +16,10 @@ from .scalars import Scalar, String
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# from collections import defaultdict
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from collections import Iterable, OrderedDict, defaultdict
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from functools import reduce
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from graphql.utils.type_comparators import is_equal_type, is_type_sub_type_of
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from graphql.type.definition import (GraphQLInputObjectType, GraphQLInterfaceType, GraphQLField,GraphQLScalarType,
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GraphQLList, GraphQLNonNull, GraphQLObjectType,
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GraphQLUnionType)
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from graphql.type.directives import (GraphQLDirective, GraphQLIncludeDirective,
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GraphQLSkipDirective)
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GraphQLSkipDirective)
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from graphql.type.introspection import IntrospectionSchema
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from graphql.type.schema import assert_object_implements_interface
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from graphql.type.scalars import GraphQLString
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from .typemap import TypeMap, is_graphene_type
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class Schema(GraphQLSchema):
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@ -38,13 +30,6 @@ class Schema(GraphQLSchema):
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self._subscription = subscription
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self.types = types
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self._executor = executor
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# super(Schema, self).__init__(
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# query=query,
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# mutation=mutation,
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# subscription=subscription,
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# directives=directives,
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# types=self.types
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# )
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if directives is None:
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directives = [
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GraphQLIncludeDirective,
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@ -57,20 +42,34 @@ class Schema(GraphQLSchema):
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)
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self._directives = directives
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self._possible_type_map = defaultdict(set)
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self._type_map = self._build_type_map(types)
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# Keep track of all implementations by interface name.
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self._implementations = defaultdict(list)
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for type in self._type_map.values():
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if isinstance(type, GraphQLObjectType):
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for interface in type.get_interfaces():
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self._implementations[interface.name].append(type)
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initial_types = [
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query,
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mutation,
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subscription,
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IntrospectionSchema
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]
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if types:
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initial_types += types
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self._type_map = TypeMap(initial_types)
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# Enforce correct interface implementations.
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for type in self._type_map.values():
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if isinstance(type, GraphQLObjectType):
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for interface in type.get_interfaces():
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assert_object_implements_interface(self, type, interface)
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def get_query_type(self):
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return self.get_graphql_type(self._query)
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def get_mutation_type(self):
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return self.get_graphql_type(self._mutation)
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def get_subscription_type(self):
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return self.get_graphql_type(self._subscription)
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def get_graphql_type(self, _type):
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if is_type(_type):
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return _type
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if is_graphene_type(_type):
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graphql_type = self.get_type(_type._meta.name)
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assert graphql_type, "Type {} not found in this schema.".format(_type._meta.name)
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assert graphql_type.graphene_type == _type
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return graphql_type
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raise Exception("{} is not a valid GraphQL type.".format(_type))
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def execute(self, request_string='', root_value=None, variable_values=None,
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context_value=None, operation_name=None, executor=None):
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@ -96,62 +95,6 @@ class Schema(GraphQLSchema):
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def lazy(self, _type):
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return lambda: self.get_type(_type)
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def _type_map_reducer(self, map, type):
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if not type:
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return map
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if isinstance(type, List) or (inspect.isclass(type) and issubclass(type, (ObjectType, Scalar))):
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return self._type_map_reducer_graphene(map, type)
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return super(Schema, self)._type_map_reducer(map, type)
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def _type_map_reducer_graphene(self, map, type):
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# from .structures import List, NonNull
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from ..generators.definitions import GrapheneObjectType, GrapheneScalarType
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if isinstance(type, List):
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return self._type_map_reducer(map, type.of_type)
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if issubclass(type, String):
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map[type._meta.name] = GraphQLString
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return map
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if type._meta.name in map:
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assert map[type._meta.name].graphene_type == type
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return map
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if issubclass(type, ObjectType):
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fields = OrderedDict()
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map[type._meta.name] = GrapheneObjectType(
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graphene_type=type,
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name=type._meta.name,
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description=type._meta.description,
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fields={},
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is_type_of=type.is_type_of,
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interfaces=type._meta.interfaces
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)
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for name, field in type._meta.fields.items():
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map = self._type_map_reducer(map, field.type)
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field_type = self.get_field_type(map, field.type)
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_field = GraphQLField(
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field_type,
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args=field.args,
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resolver=field.resolver,
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deprecation_reason=field.deprecation_reason,
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description=field.description
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)
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fields[name] = _field
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map[type._meta.name].fields = fields
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# map[type._meta.name] = GrapheneScalarType(
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# graphene_type=type,
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# name=type._meta.name,
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# description=type._meta.description,
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# serialize=getattr(type, 'serialize', None),
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# parse_value=getattr(type, 'parse_value', None),
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# parse_literal=getattr(type, 'parse_literal', None),
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# )
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return map
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def get_field_type(self, map, type):
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if isinstance(type, List):
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return GraphQLList(self.get_field_type(map, type.of_type))
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return map.get(type._meta.name)
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# def rebuild(self):
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# self._possible_type_map = defaultdict(set)
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# self._type_map = self._build_type_map(self.types)
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@ -47,7 +47,7 @@ class Subscription(ObjectType):
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def test_defines_a_query_only_schema():
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blog_schema = Schema(Query)
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assert blog_schema.get_query_type() == Query
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assert blog_schema.get_query_type().graphene_type == Query
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article_field = Query._meta.fields['article']
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assert article_field.type == Article
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@ -68,3 +68,254 @@ def test_defines_a_query_only_schema():
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feed_field = Query._meta.fields['feed']
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assert feed_field.type.of_type == Article
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def test_defines_a_mutation_schema():
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blog_schema = Schema(Query, mutation=Mutation)
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assert blog_schema.get_mutation_type().graphene_type == Mutation
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write_mutation = Mutation._meta.fields['write_article']
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assert write_mutation.type == Article
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assert write_mutation.type._meta.name == 'Article'
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def test_defines_a_subscription_schema():
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blog_schema = Schema(Query, subscription=Subscription)
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assert blog_schema.get_subscription_type().graphene_type == Subscription
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subscription = Subscription._meta.fields['article_subscribe']
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assert subscription.type == Article
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assert subscription.type._meta.name == 'Article'
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# def test_includes_nested_input_objects_in_the_map():
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# NestedInputObject = GraphQLInputObjectType(
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# name='NestedInputObject',
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# fields={'value': GraphQLInputObjectField(GraphQLString)}
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# )
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# SomeInputObject = GraphQLInputObjectType(
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# name='SomeInputObject',
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# fields={'nested': GraphQLInputObjectField(NestedInputObject)}
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# )
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# SomeMutation = GraphQLObjectType(
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# name='SomeMutation',
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# fields={
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# 'mutateSomething': GraphQLField(
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# type=BlogArticle,
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# args={
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# 'input': GraphQLArgument(SomeInputObject)
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# }
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# )
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# }
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# )
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# SomeSubscription = GraphQLObjectType(
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# name='SomeSubscription',
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# fields={
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# 'subscribeToSomething': GraphQLField(
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# type=BlogArticle,
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# args={
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# 'input': GraphQLArgument(SomeInputObject)
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# }
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# )
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# }
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# )
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# schema = GraphQLSchema(
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# query=BlogQuery,
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# mutation=SomeMutation,
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# subscription=SomeSubscription
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# )
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# assert schema.get_type_map()['NestedInputObject'] is NestedInputObject
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# def test_includes_interfaces_thunk_subtypes_in_the_type_map():
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# SomeInterface = GraphQLInterfaceType(
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# name='SomeInterface',
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# fields={
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# 'f': GraphQLField(GraphQLInt)
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# }
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# )
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# SomeSubtype = GraphQLObjectType(
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# name='SomeSubtype',
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# fields={
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# 'f': GraphQLField(GraphQLInt)
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# },
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# interfaces=lambda: [SomeInterface],
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# is_type_of=lambda: True
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# )
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# schema = GraphQLSchema(query=GraphQLObjectType(
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# name='Query',
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# fields={
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# 'iface': GraphQLField(SomeInterface)
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# }
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# ), types=[SomeSubtype])
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# assert schema.get_type_map()['SomeSubtype'] is SomeSubtype
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# def test_includes_interfaces_subtypes_in_the_type_map():
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# SomeInterface = GraphQLInterfaceType('SomeInterface', fields={'f': GraphQLField(GraphQLInt)})
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# SomeSubtype = GraphQLObjectType(
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# name='SomeSubtype',
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# fields={'f': GraphQLField(GraphQLInt)},
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# interfaces=[SomeInterface],
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# is_type_of=lambda: None
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# )
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# schema = GraphQLSchema(
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# query=GraphQLObjectType(
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# name='Query',
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# fields={
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# 'iface': GraphQLField(SomeInterface)}),
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# types=[SomeSubtype])
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# assert schema.get_type_map()['SomeSubtype'] == SomeSubtype
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# def test_stringifies_simple_types():
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# assert str(GraphQLInt) == 'Int'
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# assert str(BlogArticle) == 'Article'
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# assert str(InterfaceType) == 'Interface'
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# assert str(UnionType) == 'Union'
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# assert str(EnumType) == 'Enum'
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# assert str(InputObjectType) == 'InputObject'
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# assert str(GraphQLNonNull(GraphQLInt)) == 'Int!'
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# assert str(GraphQLList(GraphQLInt)) == '[Int]'
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# assert str(GraphQLNonNull(GraphQLList(GraphQLInt))) == '[Int]!'
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# assert str(GraphQLList(GraphQLNonNull(GraphQLInt))) == '[Int!]'
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# assert str(GraphQLList(GraphQLList(GraphQLInt))) == '[[Int]]'
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# def test_identifies_input_types():
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# expected = (
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# (GraphQLInt, True),
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# (ObjectType, False),
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# (InterfaceType, False),
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# (UnionType, False),
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# (EnumType, True),
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# (InputObjectType, True)
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# )
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# for type, answer in expected:
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# assert is_input_type(type) == answer
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# assert is_input_type(GraphQLList(type)) == answer
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# assert is_input_type(GraphQLNonNull(type)) == answer
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# def test_identifies_output_types():
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# expected = (
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# (GraphQLInt, True),
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# (ObjectType, True),
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# (InterfaceType, True),
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# (UnionType, True),
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# (EnumType, True),
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# (InputObjectType, False)
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# )
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# for type, answer in expected:
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# assert is_output_type(type) == answer
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# assert is_output_type(GraphQLList(type)) == answer
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# assert is_output_type(GraphQLNonNull(type)) == answer
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# def test_prohibits_nesting_nonnull_inside_nonnull():
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# with raises(Exception) as excinfo:
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# GraphQLNonNull(GraphQLNonNull(GraphQLInt))
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# assert 'Can only create NonNull of a Nullable GraphQLType but got: Int!.' in str(excinfo.value)
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# def test_prohibits_putting_non_object_types_in_unions():
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# bad_union_types = [
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# GraphQLInt,
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# GraphQLNonNull(GraphQLInt),
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# GraphQLList(GraphQLInt),
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# InterfaceType,
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# UnionType,
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# EnumType,
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# InputObjectType
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# ]
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# for x in bad_union_types:
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# with raises(Exception) as excinfo:
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# GraphQLSchema(GraphQLObjectType('Root', fields={'union': GraphQLField(GraphQLUnionType('BadUnion', [x]))}))
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# assert 'BadUnion may only contain Object types, it cannot contain: ' + str(x) + '.' \
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# == str(excinfo.value)
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# def test_does_not_mutate_passed_field_definitions():
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# fields = {
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# 'field1': GraphQLField(GraphQLString),
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# 'field2': GraphQLField(GraphQLString, args={'id': GraphQLArgument(GraphQLString)}),
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# }
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# TestObject1 = GraphQLObjectType(name='Test1', fields=fields)
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# TestObject2 = GraphQLObjectType(name='Test1', fields=fields)
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# assert TestObject1.get_fields() == TestObject2.get_fields()
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# assert fields == {
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# 'field1': GraphQLField(GraphQLString),
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# 'field2': GraphQLField(GraphQLString, args={'id': GraphQLArgument(GraphQLString)}),
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# }
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# input_fields = {
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# 'field1': GraphQLInputObjectField(GraphQLString),
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# 'field2': GraphQLInputObjectField(GraphQLString),
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# }
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# TestInputObject1 = GraphQLInputObjectType(name='Test1', fields=input_fields)
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# TestInputObject2 = GraphQLInputObjectType(name='Test2', fields=input_fields)
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# assert TestInputObject1.get_fields() == TestInputObject2.get_fields()
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# assert input_fields == {
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# 'field1': GraphQLInputObjectField(GraphQLString),
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# 'field2': GraphQLInputObjectField(GraphQLString),
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# }
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# def test_sorts_fields_and_argument_keys_if_not_using_ordered_dict():
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# fields = {
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# 'b': GraphQLField(GraphQLString),
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# 'c': GraphQLField(GraphQLString),
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# 'a': GraphQLField(GraphQLString),
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# 'd': GraphQLField(GraphQLString, args={
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# 'q': GraphQLArgument(GraphQLString),
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# 'x': GraphQLArgument(GraphQLString),
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# 'v': GraphQLArgument(GraphQLString),
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# 'a': GraphQLArgument(GraphQLString),
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# 'n': GraphQLArgument(GraphQLString)
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# })
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# }
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# test_object = GraphQLObjectType(name='Test', fields=fields)
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# ordered_fields = test_object.get_fields()
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# assert list(ordered_fields.keys()) == ['a', 'b', 'c', 'd']
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# field_with_args = test_object.get_fields().get('d')
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# assert [a.name for a in field_with_args.args] == ['a', 'n', 'q', 'v', 'x']
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# def test_does_not_sort_fields_and_argument_keys_when_using_ordered_dict():
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# fields = OrderedDict([
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# ('b', GraphQLField(GraphQLString)),
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# ('c', GraphQLField(GraphQLString)),
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# ('a', GraphQLField(GraphQLString)),
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# ('d', GraphQLField(GraphQLString, args=OrderedDict([
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# ('q', GraphQLArgument(GraphQLString)),
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# ('x', GraphQLArgument(GraphQLString)),
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# ('v', GraphQLArgument(GraphQLString)),
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# ('a', GraphQLArgument(GraphQLString)),
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# ('n', GraphQLArgument(GraphQLString))
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# ])))
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# ])
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# test_object = GraphQLObjectType(name='Test', fields=fields)
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# ordered_fields = test_object.get_fields()
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# assert list(ordered_fields.keys()) == ['b', 'c', 'a', 'd']
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# field_with_args = test_object.get_fields().get('d')
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# assert [a.name for a in field_with_args.args] == ['q', 'x', 'v', 'a', 'n']
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|
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106
graphene/new_types/typemap.py
Normal file
106
graphene/new_types/typemap.py
Normal file
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@ -0,0 +1,106 @@
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import inspect
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from collections import OrderedDict
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from graphql.type.typemap import GraphQLTypeMap
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from .objecttype import ObjectType
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from .structures import List, NonNull
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from .scalars import Scalar, String, Boolean, Int, Float, ID
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from graphql import GraphQLString, GraphQLField, GraphQLList, GraphQLBoolean, GraphQLInt, GraphQLFloat, GraphQLID, GraphQLNonNull
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def is_graphene_type(_type):
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if isinstance(_type, (List, NonNull)):
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return True
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if inspect.isclass(_type) and issubclass(_type, (ObjectType, Scalar)):
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return True
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class TypeMap(GraphQLTypeMap):
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@classmethod
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def reducer(cls, map, type):
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if not type:
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return map
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if is_graphene_type(type):
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return cls.graphene_reducer(map, type)
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return super(TypeMap, cls).reducer(map, type)
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@classmethod
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def graphene_reducer(cls, map, type):
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if isinstance(type, List):
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return cls.reducer(map, type.of_type)
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return map
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if type._meta.name in map:
|
||||
_type = map[type._meta.name]
|
||||
if is_graphene_type(_type):
|
||||
assert _type.graphene_type == type
|
||||
return map
|
||||
if issubclass(type, ObjectType):
|
||||
return cls.construct_objecttype(map, type)
|
||||
if issubclass(type, Scalar):
|
||||
return cls.construct_scalar(map, type)
|
||||
return map
|
||||
|
||||
@classmethod
|
||||
def construct_scalar(cls, map, type):
|
||||
from ..generators.definitions import GrapheneScalarType
|
||||
_scalars = {
|
||||
String: GraphQLString,
|
||||
Int: GraphQLInt,
|
||||
Float: GraphQLFloat,
|
||||
Boolean: GraphQLBoolean,
|
||||
ID: GraphQLID
|
||||
}
|
||||
if type in _scalars:
|
||||
map[type._meta.name] = _scalars[type]
|
||||
else:
|
||||
map[type._meta.name] = GrapheneScalarType(
|
||||
graphene_type=type,
|
||||
name=type._meta.name,
|
||||
description=type._meta.description,
|
||||
|
||||
serialize=getattr(type, 'serialize', None),
|
||||
parse_value=getattr(type, 'parse_value', None),
|
||||
parse_literal=getattr(type, 'parse_literal', None),
|
||||
)
|
||||
return map
|
||||
|
||||
@classmethod
|
||||
def construct_objecttype(cls, map, type):
|
||||
from ..generators.definitions import GrapheneObjectType
|
||||
map[type._meta.name] = GrapheneObjectType(
|
||||
graphene_type=type,
|
||||
name=type._meta.name,
|
||||
description=type._meta.description,
|
||||
fields={},
|
||||
is_type_of=type.is_type_of,
|
||||
interfaces=type._meta.interfaces
|
||||
)
|
||||
map[type._meta.name].fields = cls.construct_fields_for_type(map, type)
|
||||
return map
|
||||
|
||||
@classmethod
|
||||
def construct_fields_for_type(cls, map, type):
|
||||
fields = OrderedDict()
|
||||
for name, field in type._meta.fields.items():
|
||||
map = cls.reducer(map, field.type)
|
||||
field_type = cls.get_field_type(map, field.type)
|
||||
_field = GraphQLField(
|
||||
field_type,
|
||||
args=field.args,
|
||||
resolver=field.resolver,
|
||||
deprecation_reason=field.deprecation_reason,
|
||||
description=field.description
|
||||
)
|
||||
fields[name] = _field
|
||||
return fields
|
||||
|
||||
@classmethod
|
||||
def get_field_type(self, map, type):
|
||||
if isinstance(type, List):
|
||||
return GraphQLList(self.get_field_type(map, type.of_type))
|
||||
if isinstance(type, NonNull):
|
||||
return GraphQLNonNull(self.get_field_type(map, type.of_type))
|
||||
return map.get(type._meta.name)
|
||||
Loading…
Reference in New Issue
Block a user