prepare-build.ts

var fs = require('fs');
var path = require('path');

function copyFileSync(source:String, target:String) {

    var targetFile = target;

    //If target is a directory, a new file with the same name will be created
    if (fs.existsSync(target)) {
        if (fs.lstatSync(target).isDirectory()) {
            targetFile = path.join( target, path.basename(source));
        }
    }

    fs.writeFileSync(targetFile, fs.readFileSync(source));
}

function copyFolderRecursiveSync(source:String, target:String) {
    var files = [];

    //Make sure the target folder it self exists
    if (!fs.existsSync(target)) {
        fs.mkdirSync(target);
    }

    //Check if folder needs to be created or integrated
    var targetFolder = path.join(target, path.basename(source));
    if (!fs.existsSync(targetFolder)) {
        fs.mkdirSync(targetFolder);
    }

    //Copy
    if (fs.lstatSync(source).isDirectory()) {
        files = fs.readdirSync(source);
        files.forEach(function(file) {
            var curSource = path.join(source, file);
            if (fs.lstatSync(curSource).isDirectory()) {
                copyFolderRecursiveSync(curSource, targetFolder);
            }
            else {
                copyFileSync(curSource, targetFolder);
            }
        });
    }
}

copyFolderRecursiveSync("dist/", "build/");
copyFolderRecursiveSync("ContentTemplate/", "build/");
copyFolderRecursiveSync("_includes/", "build/");
copyFileSync("template.yml", "build/")
copyFileSync("LICENSE", "build/")
copyFileSync("Conceptual.html.liquid", "build/")
copyFileSync("Home.html.liquid", "build/")
copyFileSync("Reference.html.liquid", "build/")