Struct rune::ast::ExprIs

pub struct ExprIs {
    pub lhs: Box<Expr>,
    pub is: Is,
    pub rhs: Box<Expr>,
}

An is expression.

Fields

lhs: Box<Expr>

The left-hand side of a is operation.

is: Is

The is keyword.

rhs: Box<Expr>

The right-hand side of a is operation.

Implementations

impl ExprIs

pub fn produces_nothing(&self) -> bool

If the expression is empty.

pub fn span(&self) -> Span

Access the span of the expression.

pub fn is_const(&self) -> bool

Test if the expression is a constant expression.

Trait Implementations

impl Clone for ExprIs

fn clone(&self) -> ExprIs

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for ExprIs

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

Formats the value using the given formatter.