graphql

package
v0.0.0-...-c52f24a Latest Latest
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 Go to latest Published: Jul 15, 2018 License: MIT Imports: 14 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

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var False = lit(falseLit)
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var Null = lit(nullLit)
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var True = lit(trueLit)

Functions

func AddError 

func AddError(ctx context.Context, err error)

AddError is a convenience method for adding an error to the current response

func AddErrorf 

func AddErrorf(ctx context.Context, format string, args ...interface{})

AddErrorf is a convenience method for adding an error to the current response

func DefaultRecover 

func DefaultRecover(ctx context.Context, err interface{}) error

func DefaultRequestMiddleware 

func DefaultRequestMiddleware(ctx context.Context, next func(ctx context.Context) []byte) []byte

func DefaultResolverMiddleware 

func DefaultResolverMiddleware(ctx context.Context, next Resolver) (res interface{}, err error)

func OneShot 

func OneShot(resp *Response) func() *Response

func UnmarshalBoolean 

func UnmarshalBoolean(v interface{}) (bool, error)

func UnmarshalFloat 

func UnmarshalFloat(v interface{}) (float64, error)

func UnmarshalID 

func UnmarshalID(v interface{}) (string, error)

func UnmarshalInt 

func UnmarshalInt(v interface{}) (int, error)

func UnmarshalMap 

func UnmarshalMap(v interface{}) (map[string]interface{}, error)

func UnmarshalString 

func UnmarshalString(v interface{}) (string, error)

func UnmarshalTime 

func UnmarshalTime(v interface{}) (time.Time, error)

func WithRequestContext 

func WithRequestContext(ctx context.Context, rc *RequestContext) context.Context

func WithResolverContext 

func WithResolverContext(ctx context.Context, rc *ResolverContext) context.Context

Types

type Array 

type Array []Marshaler

func (Array) MarshalGQL 

func (a Array) MarshalGQL(writer io.Writer)

type CollectedField 

type CollectedField struct {
	Alias      string
	Name       string
	Args       map[string]interface{}
	Selections []query.Selection
}

func CollectFields 

func CollectFields(doc *query.Document, selSet []query.Selection, satisfies []string, variables map[string]interface{}) []CollectedField

func CollectFieldsCtx 

func CollectFieldsCtx(ctx context.Context, satisfies []string) []CollectedField

This is just a convenient wrapper method for CollectFields

type Error 

type Error struct {
	Message    string                 `json:"message"`
	Path       []interface{}          `json:"path,omitempty"`
	Locations  []ErrorLocation        `json:"locations,omitempty"`
	Extensions map[string]interface{} `json:"extensions,omitempty"`
}

Error is the standard graphql error type described in https://facebook.github.io/graphql/draft/#sec-Errors

func DefaultErrorPresenter 

func DefaultErrorPresenter(ctx context.Context, err error) *Error

func (*Error) Error 

func (e *Error) Error() string

type ErrorLocation 

type ErrorLocation struct {
	Line   int `json:"line,omitempty"`
	Column int `json:"column,omitempty"`
}

type ErrorPresenterFunc 

type ErrorPresenterFunc func(context.Context, error) *Error

type ExecutableSchema 

type ExecutableSchema interface {
	Schema() *schema.Schema

	Query(ctx context.Context, op *query.Operation) *Response
	Mutation(ctx context.Context, op *query.Operation) *Response
	Subscription(ctx context.Context, op *query.Operation) func() *Response
}

type ExtendedError 

type ExtendedError interface {
	Extensions() map[string]interface{}
}

type Marshaler 

type Marshaler interface {
	MarshalGQL(w io.Writer)
}

func Defer 

func Defer(f func() Marshaler) Marshaler

Defer will begin executing the given function and immediately return a result that will block until the function completes

func MarshalBoolean 

func MarshalBoolean(b bool) Marshaler

func MarshalFloat 

func MarshalFloat(f float64) Marshaler

func MarshalID 

func MarshalID(s string) Marshaler

func MarshalInt 

func MarshalInt(i int) Marshaler

func MarshalMap 

func MarshalMap(val map[string]interface{}) Marshaler

func MarshalString 

func MarshalString(s string) Marshaler

func MarshalTime 

func MarshalTime(t time.Time) Marshaler

type OrderedMap 

type OrderedMap struct {
	Keys   []string
	Values []Marshaler
}

func NewOrderedMap 

func NewOrderedMap(len int) *OrderedMap

func (*OrderedMap) Add 

func (m *OrderedMap) Add(key string, value Marshaler)

func (*OrderedMap) MarshalGQL 

func (m *OrderedMap) MarshalGQL(writer io.Writer)

type RecoverFunc 

type RecoverFunc func(ctx context.Context, err interface{}) (userMessage error)

type RequestContext 

type RequestContext struct {
	RawQuery  string
	Variables map[string]interface{}
	Doc       *query.Document
	// ErrorPresenter will be used to generate the error
	// message from errors given to Error().
	ErrorPresenter     ErrorPresenterFunc
	Recover            RecoverFunc
	ResolverMiddleware ResolverMiddleware
	RequestMiddleware  RequestMiddleware

	Errors []*Error
	// contains filtered or unexported fields
}

func GetRequestContext 

func GetRequestContext(ctx context.Context) *RequestContext

func NewRequestContext 

func NewRequestContext(doc *query.Document, query string, variables map[string]interface{}) *RequestContext

func (*RequestContext) Error 

func (c *RequestContext) Error(ctx context.Context, err error)

Error sends an error to the client, passing it through the formatter.

func (*RequestContext) Errorf 

func (c *RequestContext) Errorf(ctx context.Context, format string, args ...interface{})

Errorf sends an error string to the client, passing it through the formatter.

type RequestMiddleware 

type RequestMiddleware func(ctx context.Context, next func(ctx context.Context) []byte) []byte

type Resolver 

type Resolver func(ctx context.Context) (res interface{}, err error)

type ResolverContext 

type ResolverContext struct {
	// The name of the type this field belongs to
	Object string
	// These are the args after processing, they can be mutated in middleware to change what the resolver will get.
	Args map[string]interface{}
	// The raw field
	Field CollectedField
	// The path of fields to get to this resolver
	Path []interface{}
}

func GetResolverContext 

func GetResolverContext(ctx context.Context) *ResolverContext

func (*ResolverContext) Pop 

func (r *ResolverContext) Pop()

func (*ResolverContext) PushField 

func (r *ResolverContext) PushField(alias string)

func (*ResolverContext) PushIndex 

func (r *ResolverContext) PushIndex(index int)

type ResolverMiddleware 

type ResolverMiddleware func(ctx context.Context, next Resolver) (res interface{}, err error)

type Response 

type Response struct {
	Data   json.RawMessage `json:"data"`
	Errors []*Error        `json:"errors,omitempty"`
}

func ErrorResponse 

func ErrorResponse(ctx context.Context, messagef string, args ...interface{}) *Response

type Unmarshaler 

type Unmarshaler interface {
	UnmarshalGQL(v interface{}) error
}

type WriterFunc 

type WriterFunc func(writer io.Writer)

func (WriterFunc) MarshalGQL 

func (f WriterFunc) MarshalGQL(w io.Writer)

Source Files

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