Compiled TS -> JS for /dist folder, fixed .gitignore

.editorconfig

@@ -0,0 +1,3 @@
+[*]
+indent_size = 2
+indent_style = space

.gitignore

@@ -1,7 +1,4 @@
-/dist
 /node_modules
 /test
 /yarn-error.log
 /.Ds_Store
-yarn.lock
-package-lock.json

dist/createApp.js

@@ -7,6 +7,15 @@ var child_process_1 = require("child_process");
 var chalk_1 = require("chalk");
 var configTargets_1 = require("./configTargets");
 var errorApp_1 = require("./errorApp");
+var hasYarn = function () {
+    try {
+        child_process_1.execSync('yarnpkg --version', { stdio: 'ignore' });
+        return true;
+    }
+    catch (e) {
+        return false;
+    }
+};
 exports.createApp = function (_a) {
     var name = _a.name, target = _a.target;
     if (!name) {
@@ -24,21 +33,21 @@ exports.createApp = function (_a) {
 };
 var installPackages = function (name, dependency) {
     var command = 'npm';
-    var args = [
-        'install',
-        '--save-dev'
-    ].concat(dependency);
+    var useYarn = hasYarn();
+    if (useYarn) {
+        command = 'yarn';
+    }
     var config = {
         stdio: 'inherit',
         shell: true
     };
     console.log('');
     console.log('Installing packages for your application');
-    var child = child_process_1.spawn(command, args, config);
+    var child = child_process_1.spawn(command, ['install'], config);
     child.on('close', function () {
         console.log('');
         console.log("Project " + chalk_1.default.green(name) + " created!");
-        console.log("use: cd " + chalk_1.default.green(name) + " and " + chalk_1.default.green('npm start'));
+        console.log("use: cd " + chalk_1.default.green(name) + " and " + (useYarn ? chalk_1.default.green('yarn dev') : chalk_1.default.green('npm run dev')));
         console.log('');
     });
 };
@@ -49,15 +58,18 @@ var validationAppName = function (appName) {
     if (!results.validForNewPackages) {
         console.error("Could not create project named: " + chalk_1.default.red(appName));
         console.log('please correct:');
-        results.errors.forEach(function (error) {
+        results.errors && results.errors.forEach(function (error) {
+            console.log("    " + chalk_1.default.red('*') + " " + error);
+        });
+        results.warnings && results.warnings.forEach(function (error) {
             console.log("    " + chalk_1.default.red('*') + " " + error);
         });
-        process.exit(1);
+        process.exit();
     }
     if (dependency.indexOf(appName) !== -1) {
         console.error("Could not create project named " + chalk_1.default.red(appName) + ".");
         console.error('Please change the name of the application, a dependency has the same name.');
-        process.exit(1);
+        process.exit();
     }
 };
 var copyPackage = function (name, templateDir, root) {

dist/index.js

@@ -10,13 +10,13 @@ inquirer
     {
         type: 'list',
         name: 'target',
-        message: 'What config webpack?',
+        message: 'Which Webpack configuration?',
         choices: configKeys.map(function (key) { return configTargets_1.configTargets[key].message; })
     },
     {
         type: 'input',
         name: 'name',
-        message: 'Name you project'
+        message: 'Name your project'
     }
 ])
     .then(function (response) {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "create-webpack-application",
-  "version": "0.1.22",
+  "version": "0.1.23",
   "description": "Easily create a basic webpack application",
   "bin": {
     "create-webpack-application": "./dist/index.js",

src/createApp.ts

@@ -1,11 +1,20 @@
 import { resolve, basename, join } from 'path';
 import { copySync, ensureDirSync } from 'fs-extra';
 import { writeFileSync, readFileSync } from 'fs';
-import { spawn } from 'child_process';
+import { spawn, execSync } from 'child_process';
 import chalk from 'chalk';
 import { configTargets } from './configTargets';
 import { errorApp } from './errorApp';
 
+const hasYarn = (): boolean => {
+  try {
+    execSync('yarnpkg --version', { stdio: 'ignore' });
+    return true;
+  } catch(e) {
+    return false;
+  }
+};
+
 export const createApp = ({ name, target }): void => {
     if(!name) {
         errorApp(name);
@@ -22,24 +31,25 @@ export const createApp = ({ name, target }): void => {
 }
 
 const installPackages = (name:string, dependency: string[]): void => {
-    let command: string = 'npm';
-    let args: string[] = [
-        'install',
-        '--save-dev'
-    ].concat(dependency);
-
+    let command = 'npm';
+    const useYarn = hasYarn();
+
+    if(useYarn) {
+      command = 'yarn';
+    }
+
     let config = { 
-        stdio: 'inherit',
-        shell: true
+      stdio: 'inherit',
+      shell: true
     };
 
     console.log('');
     console.log('Installing packages for your application');
-    const child = spawn(command, args, config);
+    const child = spawn(command, ['install'], config as any);
     child.on('close', () => {
         console.log('');
         console.log(`Project ${chalk.green(name)} created!`);
-        console.log(`use: cd ${chalk.green(name)} and ${chalk.green('npm start')}`);
+        console.log(`use: cd ${chalk.green(name)} and ${useYarn ? chalk.green('yarn dev'): chalk.green('npm run dev')}`);
         console.log('');
     });
 }
@@ -48,18 +58,25 @@ const validationAppName = (appName: string): void => {
     const validateProjectName = require( 'validate-npm-package-name');
     let results = validateProjectName(appName);
     let dependency = ['webpack', 'webpack-dev-server'];
+
     if(!results.validForNewPackages){
-        console.error(`Could not create project named: ${chalk.red(appName)}`);
-        console.log('please correct:');
-        results.errors.forEach(error => {
-            console.log(`    ${chalk.red('*')} ${error}`);
-        });
-        process.exit(1);
+      console.error(`Could not create project named: ${chalk.red(appName)}`);
+      console.log('please correct:');
+
+      results.errors && results.errors.forEach(error => {
+        console.log(`    ${chalk.red('*')} ${error}`);
+      });
+
+      results.warnings && results.warnings.forEach(error => {
+        console.log(`    ${chalk.red('*')} ${error}`);
+      });
+      process.exit();
     }
+
     if(dependency.indexOf(appName) !== -1){
         console.error(`Could not create project named ${chalk.red(appName)}.`);
         console.error('Please change the name of the application, a dependency has the same name.');
-        process.exit(1);
+        process.exit();
     }
 }
 

src/index.ts

@@ -11,13 +11,13 @@ inquirer
         {
             type: 'list',
             name: 'target',
-            message: 'What config webpack?',
+            message: 'Which Webpack configuration?',
             choices: configKeys.map(key => configTargets[key].message)
         },
         {
             type: 'input',
             name: 'name',
-            message: 'Name you project'
+            message: 'Name your project'
         }
     ])
     .then(response => {
@@ -28,4 +28,4 @@ inquirer
             }
         }
         createApp(response);
-    });
+    });

tsconfig.json

@@ -8,6 +8,6 @@
         "src/**/*"
     ],
     "exclude": [
-        "./node_modules",
+        "./node_modules"
     ]
-}
+}