tdmul/index.js

Transfer Data Mark-Up Language - Read, write, and manipulate TDMUL files

const fs = require('fs');
const Lexer = require('./lexer');
const Parser = require('./parser');

class TDMUL {
    constructor() {
        this.data = {};
    }

    load(filePath) {
        const tdmulText = fs.readFileSync(filePath, 'utf-8');
        const lexer = new Lexer(tdmulText);
        const tokens = lexer.getTokens();
        const parser = new Parser(tokens);
        this.data = parser.parse();
    }

    getData() {
        return this.data;
    }

    setData(obj) {
        this.data = obj;
    }

    serialize(obj = this.data, indent = 0) {
    const spaces = ' '.repeat(indent);
    let output = '';

    for (let key in obj) {
        const value = obj[key];

        if (Array.isArray(value)) {
            if (value.length > 0 && typeof value[0] === 'object' && value[0] !== null) {
                output += `${spaces}${key}::\n`;
                value.forEach(item => {
                    for (let subKey in item) {
                        output += `${spaces}    ${subKey}:\n`;
                        output += this.serialize(item[subKey], indent + 8);
                    }
                });
            } else {
                output += `${spaces}${key} = [${value.join(', ')}]\n`;
            }
        } else if (typeof value === 'object' && value !== null) {
            output += `${spaces}${key}:\n`;
            output += this.serialize(value, indent + 4);
        } else {
            output += `${spaces}${key} = ${value}\n`;
        }
    }

    return output;
}

    save(filePath) {
        const tdmulText = this.serialize();
        fs.writeFileSync(filePath, tdmulText, 'utf-8');
    }
}

module.exports = TDMUL;