Struct StructHandle 

pub struct StructHandle { /* private fields */ }

Implementations

impl StructHandle

pub fn from_value(value: Value) -> Result<Self>

pub fn type_name(&self) -> &str

pub fn field<T: FromLustValue>(&self, field: &str) -> Result<T>

pub fn borrow_field(&self, field: &str) -> Result<ValueRef<'_>>

pub fn set_field<V: IntoTypedValue>(&self, field: &str, value: V) -> Result<()>

pub fn update_field<F, V>(&self, field: &str, update: F) -> Result<()>

where F: FnOnce(Value) -> Result<V>, V: IntoTypedValue,

pub fn as_value(&self) -> &Value

pub fn to_instance(&self) -> StructInstance

pub fn into_instance(self) -> StructInstance

pub fn matches_type(&self, expected: &str) -> bool

pub fn ensure_type(&self, expected: &str) -> Result<()>

Trait Implementations

impl Clone for StructHandle

fn clone(&self) -> StructHandle

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl From<StructHandle> for StructInstance

fn from(handle: StructHandle) -> Self

Converts to this type from the input type.

impl From<StructInstance> for StructHandle

fn from(instance: StructInstance) -> Self

Converts to this type from the input type.

impl FromLustValue for StructHandle

fn from_value(value: Value) -> Result<Self>

fn matches_lust_type(ty: &Type) -> bool

fn type_description() -> &'static str

impl<'a> FromStructField<'a> for StructHandle

fn from_value(field: &str, value: ValueRef<'a>) -> Result<Self>

impl IntoLustValue for StructHandle

fn into_value(self) -> Value

fn matches_lust_type(ty: &Type) -> bool

fn type_description() -> &'static str

impl IntoTypedValue for StructHandle

fn into_typed_value(self) -> TypedValue