directive

package
v0.0.5 Latest Latest
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 Go to latest Published: May 24, 2023 License: MIT Imports: 3 Imported by: 0

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Constants

This section is empty.

Variables

View Source 
var ErrStopExecutionWithoutError = fmt.Errorf("stop execution without error")

ErrStopExecutionWithoutError can be returned from directive.Execute and works like "break" in for loops but on directives chain

Functions

This section is empty.

Types

type Arguments 

type Arguments map[string]ast.Value

type ConstructorFun 

type ConstructorFun = func(args Arguments, nodeKind string) (Directive, error)

type Definition 

type Definition struct {
	// contains filtered or unexported fields
}

func NewDirectiveDefinition 

func NewDirectiveDefinition(name string, constructor ConstructorFun) Definition

func (Definition) Construct 

func (d Definition) Construct(arguments Arguments, node ast.Node) (Directive, error)

func (Definition) Name 

func (d Definition) Name() string

type Directive 

type Directive interface {
	Execute(
		ctx context.Context,
		source interface{},
		resolvedValue interface{},
		fieldArgs map[string]interface{},
	) (interface{}, context.Context, error) // resolved value with updated context or error
}

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