validate publisher and extension name

fixes #20

src/package.ts

@@ -10,6 +10,7 @@ import * as minimatch from 'minimatch';
 import * as denodeify from 'denodeify';
 import * as mime from 'mime';
 import * as urljoin from 'url-join';
+import { validatePublisher, validateExtensionName } from './validation';
 
 interface IReadFile {
 	(filePath: string): Promise<Buffer>;
@@ -226,13 +227,8 @@ class IconProcessor extends BaseProcessor {
 }
 
 export function validateManifest(manifest: Manifest): Manifest {
-	if (!manifest.publisher) {
-		throw new Error('Manifest missing field: publisher');
-	}
-
-	if (!manifest.name) {
-		throw new Error('Manifest missing field: name');
-	}
+	validatePublisher(manifest.publisher);
+	validateExtensionName(manifest.name);
 
 	if (!manifest.version) {
 		throw new Error('Manifest missing field: version');

src/test/validation.test.ts

@@ -0,0 +1,48 @@
+import * as assert from 'assert';
+import { validatePublisher, validateExtensionName } from '../validation';
+
+describe('validatePublisher', () => {
+	it('should throw with empty', () => {
+		assert.throws(() => validatePublisher(null));
+		assert.throws(() => validatePublisher(void 0));
+		assert.throws(() => validatePublisher(''));
+	});
+	
+	it('should validate', () => {
+		validatePublisher('hello');
+		validatePublisher('Hello');
+		validatePublisher('HelloWorld');
+		validatePublisher('Hello-World');
+		validatePublisher('Hell0-World');
+		
+		assert.throws(() => validatePublisher('hello.'));
+		assert.throws(() => validatePublisher('.hello'));
+		assert.throws(() => validatePublisher('h ello'));
+		assert.throws(() => validatePublisher('hello world'));
+		assert.throws(() => validatePublisher('-hello'));
+		assert.throws(() => validatePublisher('-'));
+	});
+});
+
+describe('validateExtensionName', () => {
+	it('should throw with empty', () => {
+		assert.throws(() => validateExtensionName(null));
+		assert.throws(() => validateExtensionName(void 0));
+		assert.throws(() => validateExtensionName(''));
+	});
+	
+	it('should validate', () => {
+		validateExtensionName('hello');
+		validateExtensionName('Hello');
+		validateExtensionName('HelloWorld');
+		validateExtensionName('Hello-World');
+		validateExtensionName('Hell0-World');
+		
+		assert.throws(() => validateExtensionName('hello.'));
+		assert.throws(() => validateExtensionName('.hello'));
+		assert.throws(() => validateExtensionName('h ello'));
+		assert.throws(() => validateExtensionName('hello world'));
+		assert.throws(() => validateExtensionName('-hello'));
+		assert.throws(() => validateExtensionName('-'));
+	});
+});

src/validation.ts

@@ -1,9 +1,21 @@
+const nameRegex = /^[a-z0-9][a-z0-9\-]*$/i;
+
 export function validatePublisher(publisher: string): void {
 	if (!publisher) {
 		throw new Error(`Missing publisher name`);
 	}
 	
-	if (!/^[a-z0-9][a-z0-9\-]*$/i.test(publisher)) {
+	if (!nameRegex.test(publisher)) {
 		throw new Error(`Invalid publisher '${ publisher }'`);
 	}
 }
+
+export function validateExtensionName(name: string): void {
+	if (!name) {
+		throw new Error(`Missing extension name`);
+	}
+	
+	if (!nameRegex.test(name)) {
+		throw new Error(`Invalid extension name '${ name }'`);
+	}
+}