Module executor 

Resolve the document to values

Structs

ExecutionError

Error type for errors that occur during query execution

Executor

Query execution engine

FieldError

Error type for errors that occur during field resolution

LookAheadArgument

Lazy-evaluated argument used in look-ahead operations on an executed GraphQL query.

LookAheadChildren

Children of a LookAheadSelection.

LookAheadList

Lazy-evaluated list used in look-ahead operations on an executed GraphQL query.

LookAheadObject

Lazy-evaluated input object used in look-ahead operations on an executed GraphQL query.

LookAheadSelection

Selection of an executed GraphQL query, used in look-ahead operations.

OwnedExecutor

Executor owning all its variables. Can be used after Executor was destroyed.

Registry

A type registry used to build schemas

Enums

Applies

Indication whether a field is available in all types of an interface or only in a certain subtype.

FieldPath

LookAheadValue

JSON-like value performing look-ahead operations on an executed GraphQL query.

Traits

Context

Marker trait for types that can act as context objects for GraphQL types.

FromContext

Conversion trait for context types

IntoFieldError

Custom error handling trait to enable error types other than FieldError to be specified as return value.

Functions

execute_validated_query

Create new Executor and start query/mutation execution. Returns IsSubscription error if subscription is passed.

execute_validated_query_async

Create new Executor and start asynchronous query execution. Returns IsSubscription error if subscription is passed.

resolve_validated_subscription

Initialize new Executor and start resolving subscription into stream asynchronously. Returns NotSubscription error if query or mutation is passed

Type Aliases

ExecutionResult

The result of resolving an unspecified field

FieldResult

The result of resolving the value of a field of type T

ValuesStream

Boxed Stream yielding Result<Value<S>, ExecutionError<S>>

Variables

The map of variables used for substitution during query execution