oxiphysics-core 0.1.0

Core types, traits, and abstractions for the OxiPhysics engine
Documentation 
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//! # Expr - Trait Implementations
//!
//! This module contains trait implementations for `Expr`.
//!
//! ## Implemented Traits
//!
//! - `Display`
//!
//! 🤖 Generated with [SplitRS](https://github.com/cool-japan/splitrs)

#[allow(unused_imports)]
use super::functions::*;
use super::types::Expr;
use std::fmt;

impl fmt::Display for Expr {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        match self {
            Expr::Const(v) => {
                if *v == (*v as i64) as f64 && v.abs() < 1e15 {
                    write!(f, "{}", *v as i64)
                } else {
                    write!(f, "{:.6}", v)
                }
            }
            Expr::Var(s) => write!(f, "{}", s),
            Expr::Add(a, b) => write!(f, "({} + {})", a, b),
            Expr::Mul(a, b) => write!(f, "({} * {})", a, b),
            Expr::Pow(a, b) => write!(f, "({} ^ {})", a, b),
            Expr::Div(a, b) => write!(f, "({} / {})", a, b),
            Expr::Neg(a) => write!(f, "(-{})", a),
            Expr::Sin(a) => write!(f, "sin({})", a),
            Expr::Cos(a) => write!(f, "cos({})", a),
            Expr::Exp(a) => write!(f, "exp({})", a),
            Expr::Ln(a) => write!(f, "ln({})", a),
        }
    }
}