Struct Expr 

pub struct Expr<'src> {
    pub kind: ExprKind<'src>,
    pub span: Span,
}

Expression node in the AST with source location.

Fields

kind: ExprKind<'src>

span: Span

Implementations

impl<'src> Expr<'src>

pub fn literal(value: Number, span: Span) -> Self

pub fn ident(name: &'src str, span: Span) -> Self

pub fn unary(op: UnOp, expr: Expr<'src>, span: Span) -> Self

pub fn binary( op: BinOp, left: Expr<'src>, right: Expr<'src>, span: Span, ) -> Self

pub fn call(name: &'src str, args: Vec<Expr<'src>>, span: Span) -> Self

pub fn if_expr( cond: Expr<'src>, then_branch: Expr<'src>, else_branch: Expr<'src>, span: Span, ) -> Self

pub fn let_expr( decls: Vec<(&'src str, Expr<'src>)>, body: Expr<'src>, span: Span, ) -> Self

Trait Implementations

impl<'src> Clone for Expr<'src>

fn clone(&self) -> Expr<'src>

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl<'src> Debug for Expr<'src>

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

Formats the value using the given formatter.