Struct ExprCast
pub struct ExprCast {
pub attrs: Vec<Attribute>,
pub expr: Box<Expr>,
pub as_token: As,
pub ty: Box<Type>,
}Iterator<Item = &Expr>
node: &ExprCast
[node.expr.as_ref()]Iterator<Item = &mut Expr>
node: &mut ExprCast
[node.expr.as_mut()]