Enum ResolvedMutationValue 

pub enum ResolvedMutationValue {
    Value(ProjectionValue),
    Absent,
    Unset,
    Unknown,
}

Result of evaluating a mutation expression against a bound input object.

Variants

Value(ProjectionValue)

A concrete value; JSON null remains a concrete value.

Absent

The selected optional input did not exist.

Unset

The mutation explicitly removes this field.

Unknown

The field was authored as unknown and must not be written.

Trait Implementations

impl Clone for ResolvedMutationValue

fn clone(&self) -> ResolvedMutationValue

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ResolvedMutationValue

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

Formats the value using the given formatter.

impl Eq for ResolvedMutationValue

impl PartialEq for ResolvedMutationValue

fn eq(&self, other: &ResolvedMutationValue) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl Serialize for ResolvedMutationValue

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for ResolvedMutationValue