#!/usr/bin/env node;
/******************************************************************************
 * This program prints physical constants.
 * 
 * Copyright © 2020 Richard Lesh.  All rights reserved.
 *****************************************************************************/

const Utils = require('./Utils');

const AVOGADRO = 6.0221412927e23;
const ELECTRON_MASS = 9.1093821545e-31;

const main = async () => {
    console.log("General Format");
    console.log(Utils.format("π: {0:g} {0:.2g} |{0:10.2g}|", Math.PI));
    console.log(Utils.format("ℯ: {0:g} {0:.2g} |{0:10.2g}|", Math.E));
    console.log(Utils.format("N\u2090: {0:g} {0:.2g} |{0:10.2g}|", AVOGADRO));
    console.log(Utils.format("m\u2091: {0:g} {0:.2g} |{0:10.2g}|", ELECTRON_MASS));

    console.log("Fixed Format");
    console.log(Utils.format("π: {0:f} {0:.2f} |{0:10.2f}|", Math.PI));
    console.log(Utils.format("ℯ: {0:f} {0:.2f} |{0:10.2f}|", Math.E));
    console.log(Utils.format("N\u2090: {0:f} {0:.2f} |{0:10.2f}|", AVOGADRO));
    console.log(Utils.format("m\u2091: {0:f} {0:.2f} |{0:10.2f}|", ELECTRON_MASS));

    console.log("Scientific Format");
    console.log(Utils.format("π: {0:e} {0:.2e} |{0:10.2e}|", Math.PI));
    console.log(Utils.format("ℯ: {0:e} {0:.2e} |{0:10.2e}|", Math.E));
    console.log(Utils.format("N\u2090: {0:e} {0:.2e} |{0:10.2e}|", AVOGADRO));
    console.log(Utils.format("m\u2091: {0:e} {0:.2e} |{0:10.2e}|", ELECTRON_MASS));
}
main().catch( e => { console.error(e) } );