functionalscript/djs/module.f.js

FunctionalScript is a purely functional subset of JavaScript

import { transpile } from "./transpiler/module.f.js";
import { stringify, stringifyAsTree } from "./serializer/module.f.js";
import { sort } from "../types/object/module.f.js";
export const compile = ({ console: { error }, fs, process: { argv } }) => {
    const args = argv.slice(2);
    if (args.length < 2) {
        error('Error: Requires 2 or more arguments');
        return Promise.resolve(1);
    }
    const inputFileName = args[0];
    const outputFileName = args[1];
    const result = transpile(fs)(inputFileName);
    switch (result[0]) {
        case 'ok': {
            if (outputFileName.endsWith('.json')) {
                const output = stringifyAsTree(sort)(result[1]);
                fs.writeFileSync(outputFileName, output);
                break;
            }
            const output = stringify(sort)(result[1]);
            fs.writeFileSync(outputFileName, output);
            break;
        }
        case 'error': {
            const metadata = result[1].metadata;
            error(`${metadata?.path}:${metadata?.line}:${metadata?.column} - error: ${result[1].message}`);
            break;
        }
    }
    return Promise.resolve(0);
};