termcalc 1.0.1

a simple Terminal Calculator
Documentation 
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use crate::input::Span;

#[derive(Debug, Clone, Copy, PartialEq)]
pub enum UnOp {
    Plus,
    Minus,
}

#[derive(Debug, Clone, Copy, PartialEq)]
pub enum BinOp {
    Add,
    Sub,
    Mul,
    Div,
    Mod,
    Pow,
}

#[derive(Debug, Clone, PartialEq)]
pub struct Item {
    pub span: Span,
    pub kind: ItemKind,
}

#[derive(Debug, Clone, PartialEq)]
pub enum ItemKind {
    Assign(String, Expr),
    Expr(Expr),
}

#[derive(Debug, Clone, PartialEq)]
pub struct Expr {
    pub span: Span,
    pub kind: ExprKind,
}

#[derive(Debug, Clone, PartialEq)]
pub enum ExprKind {
    Num(f64),
    Var(String),
    UnOp(UnOp, Box<Expr>),
    BinOp(BinOp, Box<Expr>, Box<Expr>),
    Call {
        name_span: Span,
        name: String,
        args: Vec<Expr>,
    },
}