Crate graphql_toolkit_parser

A GraphQL document parser

Modules

indexmap

IndexMap is a hash table where the iteration order of the key-value pairs is independent of the hash values of the keys.

Macros

value

Construct a ConstValue.

Structs

ConstDirective

A const GraphQL directive, such as @deprecated(reason: "Use the other field). This differs from Directive in that it uses ConstValue instead of Value.

DeserializerError

This type represents errors that can occur when deserializing.

Directive

A GraphQL directive, such as @deprecated(reason: "Use the other field").

DirectiveDefinition

The definition of a directive in a service.

EnumType

The definition of an enum.

EnumValueDefinition

The definition of a value inside an enum.

ErrorPositions

An iterator over the positions inside an error.

ExecutableDocument

An executable GraphQL file or request string.

Field

A field being selected on an object, such as name or weightKilos: weight(unit: KILOGRAMS).

FieldDefinition

The definition of a field inside an object or interface.

FragmentDefinition

The definition of a fragment, such as fragment userFields on User { name age }.

FragmentSpread

A fragment selector, such as ... userFields.

InlineFragment

An inline fragment selector, such as ... on User { name }.

InputObjectType

The definition of an input object.

InputValueDefinition

The definition of an input value inside the arguments of a field.

InterfaceType

The definition of an interface type.

Name

A GraphQL name.

Number

Represents a JSON number, whether integer or floating point.

ObjectType

The definition of an object type.

OperationDefinition

A GraphQL operation, such as mutation($content:String!) { makePost(content: $content) { id } }.

OperationsIter

An iterator over the operations of a document.

Pos

Original position of an element in source code.

Positioned

An AST node that stores its original position.

SchemaDefinition

The definition of the schema in a GraphQL service.

SelectionSet

A set of fields to be selected, for example { name age }.

SerializerError

This type represents errors that can occur when serializing.

ServiceDocument

A GraphQL file or request string defining a GraphQL service.

Type

A GraphQL type, for example String or [String!]!.

TypeCondition

A type a fragment can apply to (on followed by the type).

TypeDefinition

The definition of a type in a GraphQL service.

UnionType

The definition of a union type.

VariableDefinition

A variable definition inside a list of variable definitions, for example $name:String!.

Variables

Variables of a query.

Enums

BaseType

A GraphQL base type, for example String or [String!]. This does not include whether the type is nullable; for that see Type.

ConstValue

A resolved GraphQL value, for example 1 or "Hello World!".

DirectiveLocation

Where a directive can apply to.

DocumentOperations

The operations of a GraphQL document.

Error

Parser error.

OperationType

The type of an operation; query, mutation or subscription.

Selection

A part of an object to be selected; a single field, a fragment spread or an inline fragment.

TypeKind

A kind of type; scalar, object, enum, etc.

TypeSystemDefinition

A definition concerning the type system of a GraphQL service.

Value

A GraphQL value, for example 1, $name or "Hello World!". This is ConstValue with variables.

Traits

AstPositionExt

Extension trait for adding position information to AST nodes.

IntoAst

A value-to-AST conversion trait that consumes the input value.

Functions

from_value

Interpret a ConstValue as an instance of type T.

parse_query

Parse a GraphQL query document.

parse_schema

Parse a GraphQL schema document.

to_value

Convert a T into ConstValue which is an enum that can represent any valid GraphQL data.

Type Aliases

Result

An alias for Result<T, Error>.