Struct ResolverContext 

pub struct ResolverContext {
    pub execution: ExecutionContext,
    pub parent: Option<Value>,
    pub arguments: HashMap<String, Value>,
    pub path: Vec<String>,
    pub schema: Arc<GraphQLSchema>,
}

Resolver context passed to field resolvers

Fields

execution: ExecutionContext

Execution context

parent: Option<Value>

Parent value (for nested resolvers)

arguments: HashMap<String, Value>

Field arguments

path: Vec<String>

Field path

schema: Arc<GraphQLSchema>

Schema reference

Implementations

impl ResolverContext

pub fn new(schema: Arc<GraphQLSchema>, execution: ExecutionContext) -> Self

Create a new resolver context

pub fn with_parent(self, parent: Value) -> Self

Set the parent value

pub fn with_arguments(self, arguments: HashMap<String, Value>) -> Self

Set arguments

pub fn push_path(&mut self, segment: impl Into<String>)

Add to path

pub fn arg<T: DeserializeOwned>(&self, name: &str) -> Option<T>

Get an argument value

pub fn required_arg<T: DeserializeOwned>( &self, name: &str, ) -> Result<T, ResolverError>

Get a required argument

pub fn parent_field(&self, name: &str) -> Option<&Value>

Get a field from the parent

pub fn has_role(&self, role: &str) -> bool

Check if user has a role

pub fn user_id(&self) -> Option<&str>

Get the current user ID

Trait Implementations

impl Clone for ResolverContext

fn clone(&self) -> ResolverContext

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ResolverContext

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.