gitignore/lib/library.js

Automatically fetch gitignore files for any project type from github into your new project

"use strict";

var https = require('https');

var GitIgnore = {};

GitIgnore.getTypes = function (callback) {
  var types = [];
  https.get({ host: "api.github.com", path: "/repos/github/gitignore/contents", headers: { "User-Agent": "gitignore node app" } }, function (res) {
    if (res.statusCode !== 200) {
      var err = new Error("somethingWentWrong");
      err.statusCode = res.statusCode;
      return callback(err);
    }
    var body = "";
    res.on("data", function (chunk) {
      body += chunk;
    });
    res.on("end", function () {
      var json = JSON.parse(body);
      for (var i = 0; i < json.length; ++i) {
        var name = json[i].name;
        var cleanName = name.substr(0, name.indexOf('.'));
        if (cleanName.length > 0 && name.match(/\.gitignore$/)) {
          types.push(cleanName);
        }
      }
      callback(null, types);
    });
  }).on("error", callback);
};

GitIgnore.writeFile = function (options, callback) {
  if (!options.type) {
    return callback(new Error("noTypeProvided"));
  }
  if (!options.file && !options.writable) {
    return callback(new Error("noWritableProvided"));
  }
  https.get("https://raw.githubusercontent.com/github/gitignore/master/" + options.type + ".gitignore", function (res) {
    if (res.statusCode !== 200) {
      var err = new Error("typeDoesNotExist");
      err.statusCode = res.statusCode;
      return callback(err);
    }
    res.pipe(options.file || options.writable);
    return callback();
  }).on("error", callback);
};

GitIgnore.writeFlag = function (options, callback) {
  if (!options.flag) {
    return callback(new Error("noFlagProvided"));
  }
  if (!options.file && !options.writable) {
    return callback(new Error("noWritableProvided"));
  }
  if (options.flag == "--macos")
    options.file.write(`\n# Desktop Service Store Mac \n.DS_Store \n\n`);
  else if (options.flag == "--locks")
    options.file.write(`\n# Lock Files \npackage-lock.json\nyarn.lock \n\n`);
  else
    return callback(new Error("WrongFlagProvided"));
  return callback();
};

module.exports = GitIgnore;