@putout/operator-filesystem/lib/maybe-fs.js

🐊Putout operator adds ability to filesystem referenced variables that was not defined

'use strict';

const fullstore = require('fullstore');
const driverStore = fullstore();

const {assign} = Object;
const noop = () => {};
const returns = (a) => () => a;

const defaultFS = {
    renameFile: noop,
    removeFile: noop,
    createDirectory: noop,
    readFileContent: returns(''),
    writeFileContent: noop,
    copyFile: noop,
};

const maybeFS = assign({}, defaultFS);

module.exports.renameFile = (oldName, newName) => {
    maybeFS.renameFile(oldName, newName);
};

module.exports.removeFile = (name) => {
    maybeFS.removeFile(name);
};

module.exports.copyFile = (from, to) => {
    maybeFS.copyFile(from, to);
};

module.exports.createDirectory = (name) => {
    maybeFS.createDirectory(name);
};

module.exports.readFileContent = (name) => {
    return maybeFS.readFileContent(name);
};

module.exports.writeFileContent = (name, content) => {
    maybeFS.writeFileContent(name, content);
};

module.exports.init = init;

function init(fsDriver) {
    assign(maybeFS, fsDriver);
}

module.exports.pause = () => {
    driverStore(maybeFS);
    deinit();
};

module.exports.start = () => {
    init(driverStore());
};

module.exports.deinit = deinit;

function deinit() {
    assign(maybeFS, defaultFS);
}