Add tests for domain labels with dashes

Author: gregjacobs

src/parser/uri-utils.ts

@@ -107,7 +107,7 @@ export function isDomainLabelStartChar(char: string): boolean {
  * A domain label is a segment of a hostname such as subdomain.google.com.
  */
 export function isDomainLabelChar(char: string): boolean {
-    return alphaNumericAndMarksRe.test(char) || char === '_';
+    return char === '_' || isDomainLabelStartChar(char);
 }
 
 /**

tests-integration/test-require.spec.ts

@@ -7,7 +7,7 @@
 const Autolinker = require('autolinker');
 const NamedAutolinker = require('autolinker').Autolinker;
 
-describe('Autolinker require() tests - ', () => {
+describe('Autolinker require() tests >', () => {
     it(`Autolinker should be the default export of 'autolinker'`, () => {
         expect(Autolinker).toEqual(jasmine.any(Function)); // constructor function
         expect(Autolinker.name).toBe('Autolinker'); // function name

tests/autolinker-url.spec.ts

@@ -18,6 +18,7 @@ describe('Autolinker Url Matching >', () => {
                     'yahoo.com',
                     'subdomain1.subdomain2.yahoo.com',
                     'subdomain_with_underscores.yahoo.com',
+                    'subdomain-with-dashes.some-domain.com',
                     'localhost',
                     '66.102.7.147',
                 ],