Enum rustdb::expr::ExprIs

#[non_exhaustive]
pub enum ExprIs {
    Const(Value),
    Local(usize),
    ColName(String),
    Binary(Token, Box<Expr>, Box<Expr>),
    Not(Box<Expr>),
    Minus(Box<Expr>),
    Case(Vec<(Expr, Expr)>, Box<Expr>),
    FuncCall(ObjRef, Vec<Expr>),
    BuiltinCall(String, Vec<Expr>),
    ScalarSelect(Box<FromExpression>),
    List(Vec<Expr>),
}

Scalar Expression variants.

Variants (Non-exhaustive)

Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.

Const(Value)

Local(usize)

ColName(String)

Binary(Token, Box<Expr>, Box<Expr>)

Not(Box<Expr>)

Minus(Box<Expr>)

Case(Vec<(Expr, Expr)>, Box<Expr>)

FuncCall(ObjRef, Vec<Expr>)

BuiltinCall(String, Vec<Expr>)

ScalarSelect(Box<FromExpression>)

List(Vec<Expr>)