jooo/index.js

Write Plain Old Javascript Object to file

const fse = require('fs-extra');
const fs = require('fs');
const beautify = require('js-beautify').js_beautify;


var toString = Object.prototype.toString;

function dump_object(obj) {
    var buff, prop;
    buff = [];
    for (prop in obj) {
        buff.push(dump_to_string(prop) + ': ' + dump_to_string(obj[prop]));
    }
    return '{' + buff.join(', ') + '}';
}

function dump_array(arr) {
    var buff, i, len;
    buff = [];
    for (i=0, len=arr.length; i<len; i++) {
        buff.push(dump_to_string(arr[i]));
    }
    return '[' + buff.join(', ') + ']';
}

function dump_to_string(obj) {
    if (toString.call(obj) == '[object Function]') {
        return obj.toString();
    } else if (toString.call(obj) == '[object Array]') {
        return dump_array(obj);
    } else if (toString.call(obj) == '[object String]') {
        return '"' + obj.replace('"', '\\"').replace(/\n/g, '\\n').replace(/\r/g, '\\r').replace(/\t/g, '\\t') + '"' ;
    } else if (obj === Object(obj)) {
        return dump_object(obj);
    }
    return obj.toString();
}

module.exports = {
    write: function(path, data){

        var result = dump_to_string(data);
        var beautified = beautify(result, { indent_size: 4 });

        fse.outputFileSync(path, beautified);

    },
    read: function(path){

        const contents = fs.readFileSync(path, {encoding: 'utf8'});
        const result = dump_to_string(contents);

        return result;

    }
};