Merge pull request #10 from Polymer/init

Add init command

package.json

@@ -17,7 +17,8 @@
     "command-line-commands": "^0.1.2",
     "polylint": "^2.10.0",
     "polyserve": "^0.7.1",
-    "web-component-tester": "^4.2.0"
+    "web-component-tester": "^4.2.0",
+    "yeoman-environment": "^1.5.2",
   },
   "devDependencies": {
     "typescript": "^1.8.0"

src/commands/init.ts

@@ -0,0 +1,19 @@
+import {Command} from './command';
+import * as YeomanEnvironment from 'yeoman-environment';
+import * as PolymerInit from 'generator-polymer-init/generators/app';
+
+export class InitCommand implements Command {
+  name = 'init';
+
+  description = 'Initializes a Polymer project';
+
+  args = [];
+
+  run(options): Promise<any> {
+    return new Promise((resolve, reject) => {
+      let env = new YeomanEnvironment();
+      env.register(require.resolve('generator-polymer-init'), 'polymer-init:app');
+      env.run('polymer-init', {}, () => resolve());
+    });
+  }
+}

src/polytool.ts

@@ -2,6 +2,7 @@
 
 import * as commandLineCommands from 'command-line-commands';
 import {HelpCommand} from './commands/help';
+import {InitCommand} from './commands/init';
 import {LintCommand} from './commands/lint';
 import {ServeCommand} from './commands/serve';
 import {TestCommand} from './commands/test';
@@ -15,6 +16,7 @@ export class Polytool {
 
   constructor() {
     this.addCommand(new HelpCommand(this.commands));
+    this.addCommand(new InitCommand());
     this.addCommand(new LintCommand());
     this.addCommand(new ServeCommand());
     this.addCommand(new TestCommand());

tsconfig.json

@@ -24,6 +24,7 @@
   "files": [
     "src/commands/command.ts",
     "src/commands/help.ts",
+    "src/commands/init.ts",
     "src/commands/lint.ts",
     "src/commands/serve.ts",
     "src/commands/test.ts",