def get_field_by_name(self, name: str) -> GraphQLField:
try:
object_name, field_name = name.split(".")
except ValueError:
raise ImproperlyConfigured(
"field name must be of the format "
"`TypeName.fieldName` got `{}`.".format(name))
try:
return self._gql_types[object_name].find_field(field_name)
except (AttributeError, KeyError):
raise UnknownSchemaFieldResolver(
"field `{}` was not found in GraphQL schema.".format(name))
def _register(
schema_name: str,
where: str,
obj: Optional[Union["Directive", "Resolver", "Scalar",
"Subscription"]],
) -> None:
if not obj:
return
SchemaRegistry._schemas.setdefault(schema_name,
{}).setdefault(where, {})
if obj.name in SchemaRegistry._schemas[schema_name][where]:
raise ImproperlyConfigured(
"Can't register < %s > to < %s > %s because it's already "
"registered" % (obj.name, schema_name, where))
SchemaRegistry._schemas[schema_name][where][obj.name] = obj
def get_field_by_name(self, name: str) -> "GraphQLField":
"""
Returns the field corresponding to the filled in name.
:param name: name of the field with the following format "Parent.field"
:type name: str
:return: the field corresponding to the filled in name
:rtype: GraphQLField
"""
try:
parent_name, field_name = name.split(".")
except ValueError:
raise ImproperlyConfigured(
"field name must be of the format `TypeName.fieldName` got "
f"`{name}`.")
try:
return self.type_definitions[parent_name].find_field(field_name)
except (AttributeError, KeyError):
raise UnknownSchemaFieldResolver(
f"field `{name}` was not found in GraphQL schema.")
def _register(
schema_name: str,
where: str,
obj: Optional[Union["Directive", "Resolver", "TypeResolver", "Scalar",
"Subscription", ]],
) -> None:
"""
Registers an object to the appropriate key of the store linked to the
schema name filled in.
:param schema_name: name of the schema to which link the object
:param where: type of the object which determines the key where to
register it
:param obj: object to register
:type schema_name: str
:type where: str
:type obj: Optional[
Union[
Directive,
Resolver,
TypeResolver,
Scalar,
Subscription,
]
]
"""
if not obj:
return
SchemaRegistry._schemas.setdefault(schema_name,
{}).setdefault(where, {})
if obj.name in SchemaRegistry._schemas[schema_name][where]:
raise ImproperlyConfigured(
"Can't register < %s > to < %s > %s because it's already "
"registered" % (obj.name, schema_name, where))
SchemaRegistry._schemas[schema_name][where][obj.name] = obj