Struct nu_protocol::engine::ScopeFrame

source · [−]

pub struct ScopeFrame {
    pub vars: HashMap<Vec<u8>, VarId>,
    pub decls: HashMap<Vec<u8>, DeclId>,
    pub aliases: HashMap<Vec<u8>, AliasId>,
    pub env_vars: HashMap<Vec<u8>, BlockId>,
    pub overlays: HashMap<Vec<u8>, OverlayId>,
    pub visibility: Visibility,
    /* private fields */
}

Fields

vars: HashMap<Vec<u8>, VarId>decls: HashMap<Vec<u8>, DeclId>aliases: HashMap<Vec<u8>, AliasId>env_vars: HashMap<Vec<u8>, BlockId>overlays: HashMap<Vec<u8>, OverlayId>visibility: Visibility

Implementations

impl ScopeFrame

pub fn new() -> Self

pub fn get_var(&self, var_name: &[u8 ]) -> Option<&VarId>

Trait Implementations

impl Clone for ScopeFrame

fn clone(&self) -> ScopeFrame

Returns a copy of the value. Read more

1.0.0 · source

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

Performs copy-assignment from source. Read more

impl Debug for ScopeFrame

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

Formats the value using the given formatter. Read more

impl Default for ScopeFrame

fn default() -> Self

Returns the “default value” for a type. Read more

Auto Trait Implementations

impl RefUnwindSafe for ScopeFrame

impl Send for ScopeFrame

impl Sync for ScopeFrame

impl Unpin for ScopeFrame

impl UnwindSafe for ScopeFrame

Blanket Implementations

impl<T> Any for T where
T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into<U> for T where
U: From<T>,

const: unstable · source

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

🔬 This is a nightly-only experimental API. (toowned_clone_into)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T, U> TryFrom<U> for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.