Node.js Web Development - Fourth Edition

Your first Notes model

Create a directory named models, as a sibling of the views and routes directories.

Then, create a file named Note.js in that directory, and put this code in it:

const _note_key = Symbol('key');const _note_title = Symbol('title');const _note_body = Symbol('body');module.exports = class Note {     constructor(key, title, body) {         this[_note_key] = key;         this[_note_title] = title;         this[_note_body] = body;     }     get key() { return this[_note_key]; }    get title() { return this[_note_title]; }    set title(newTitle) { this[_note_title] = newTitle; }    get body() { return this[_note_body]; }    set body(newBody) { this[_note_body] = newBody; }};

This defines a new class, Note, for use within our Notes application. The intent is to hold ...