generate-icon-variables.js

let cssIconVariables = '';
let fs = require("fs");
let contents = fs.readFileSync("./icons/selection.json", 'UTF-8');
let icoMoon = JSON.parse(contents);

icoMoon.icons.forEach(icon => {
    cssIconVariables += `\t--zimbra-icon-${icon.properties.name}: "\\${Math.abs(icon.properties.code).toString(16)}";\n`;
});

const cssFileFormat = `/* THIS FILE IS AUTOGENERATED - DO NOT MODIFY */ \n:root {\n${cssIconVariables}}`;

fs.writeFileSync('./icon-variables.css', cssFileFormat, 'UTF-8');