use crate::expr::Expr;

#[derive(Debug)]
pub enum CondOp {
    Eq,
    Neq,
    Lt,
    Gt,
    Lte,
    Gte
}

#[derive(Debug)]
pub struct Condition {
    pub op: CondOp,
    pub left: Expr,
    pub right: Expr
}

#[derive(Debug)]
pub enum Stmt {
     Mov { src: Expr, dst: String },
     IfElse { condition: Condition, then: Vec<Stmt>, else_: Option<Vec<Stmt>> },
     Loop { body: Vec<Stmt> },
     While { condition: Condition, body: Vec<Stmt> },
     ForRange { var: String, start: Expr, end: Expr, step: Option<Expr>, body: Vec<Stmt> },
     ForIn { var: String, list: Expr, body: Vec<Stmt> },
     Call { name: String, args: Vec<Expr> },
     FuncDef { name: String, params: Vec<String>, body: Vec<Stmt> },
     Break,
     Continue
}