feri/code/color.js

An easy to use build tool for web files.

'use strict'

//-------------
// Description
//-------------
// A simplification of https://github.com/chalk/ansi-styles so we do not require a dependency.

//----------
// Includes
//----------
const os = require('os')

//-----------
// Variables
//-----------
let color = {}

const colors = {
    black:   [30, 39],
    red:     [31, 39],
    green:   [32, 39],
    yellow:  [33, 39],
    blue:    [34, 39],
    magenta: [35, 39],
    cyan:    [36, 39],
    white:   [37, 39],
    gray:    [90, 39],
    grey:    [90, 39],
    // bright colors
    redBright:     [91, 39],
    greenBright:   [92, 39],
    yellowBright:  [93, 39],
    blueBright:    [94, 39],
    magentaBright: [95, 39],
    cyanBright:    [96, 39],
    whiteBright:   [97, 39]
}

const platform = os.platform()

//-----------
// Functions
//-----------
function showColor(hue, info = '') {
    // ` signifies a template literal
    return `\u001B[${colors[hue][0]}m` + info + `\u001B[${colors[hue][1]}m`
} // showColor

function setupColors() {
    for (let item in colors) {
        const hue = item
        color[hue] = function(info) {
            return showColor(hue, info)
        }
    }

    if (platform === 'win32') {
        // use brighter versions of these colors
        color.red     = color.redBright
        color.green   = color.greenBright
        color.yellow  = color.yellowBright
        color.blue    = color.blueBright
        color.magenta = color.magentaBright
        color.cyan    = color.cyanBright
        color.white   = color.whiteBright
    }
} // setupColors

//------------
// Party Time
//------------
setupColors()

//---------
// Exports
//---------
module.exports = color