Expr

bend::imp

Enum Expr 

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pub enum Expr {

Show 17 variants    Era,
    Var {
        nam: Name,
    },
    Chn {
        nam: Name,
    },
    Num {
        val: Num,
    },
    Call {
        fun: Box<Expr>,
        args: Vec<Expr>,
        kwargs: Vec<(Name, Expr)>,
    },
    Lam {
        names: Vec<(Name, bool)>,
        bod: Box<Expr>,
    },
    Opr {
        op: Op,
        lhs: Box<Expr>,
        rhs: Box<Expr>,
    },
    Str {
        val: GlobalString,
    },
    Lst {
        els: Vec<Expr>,
    },
    Tup {
        els: Vec<Expr>,
    },
    Sup {
        els: Vec<Expr>,
    },
    Ctr {
        name: Name,
        args: Vec<Expr>,
        kwargs: Vec<(Name, Expr)>,
    },
    LstMap {
        term: Box<Expr>,
        bind: Name,
        iter: Box<Expr>,
        cond: Option<Box<Expr>>,
    },
    Map {
        entries: Vec<(Expr, Expr)>,
    },
    MapGet {
        nam: Name,
        key: Box<Expr>,
    },
    TreeNode {
        left: Box<Expr>,
        right: Box<Expr>,
    },
    TreeLeaf {
        val: Box<Expr>,
    },

}

Variants§

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Era

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Var

Fields

§nam: Name
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Chn

Fields

§nam: Name
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Num

Fields

§val: Num
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Call

Fields

§fun: Box<Expr>
§args: Vec<Expr>
§kwargs: Vec<(Name, Expr)>
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Lam

Fields

§names: Vec<(Name, bool)>
§bod: Box<Expr>
§

Opr

Fields

§op: Op
§lhs: Box<Expr>
§rhs: Box<Expr>
§

Str

Fields

§val: GlobalString
§

Lst

Fields

§els: Vec<Expr>
§

Tup

Fields

§els: Vec<Expr>
§

Sup

Fields

§els: Vec<Expr>
§

Ctr

Fields

§name: Name
§args: Vec<Expr>
§kwargs: Vec<(Name, Expr)>
§

LstMap

Fields

§term: Box<Expr>
§bind: Name
§iter: Box<Expr>
§cond: Option<Box<Expr>>
§

Map

Fields

§entries: Vec<(Expr, Expr)>
§

MapGet

Fields

§nam: Name
§key: Box<Expr>
§

TreeNode

Fields

§left: Box<Expr>
§right: Box<Expr>
§

TreeLeaf

Fields

§val: Box<Expr>

Implementations§

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impl Expr

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pub fn to_fun(self) -> Term

Trait Implementations§

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impl Clone for Expr

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fn clone(&self) -> Expr

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Expr

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl Freeze for Expr

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impl RefUnwindSafe for Expr

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impl Send for Expr

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impl Sync for Expr

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impl Unpin for Expr

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impl UnwindSafe for Expr

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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fn into(self) -> U

Calls U::from(self).

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

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<'t, T> Place<'t, T> for T

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fn place(loaned: LoanedMut<'t, T>, place: &'t mut T)

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

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.