Support scheme url starting with emoji

src/parser/uri-utils.ts

@@ -76,7 +76,7 @@ export const tldUrlHostRe = /^(?:\/\/)?([^/#?:]+)/; // optionally prefixed with
  * Determines if the given character may start a scheme (ex: 'http').
  */
 export function isSchemeStartChar(char: string): boolean {
- return letterRe.test(char);
+ return alphaNumericAndMarksRe.test(char);
 }
 
 /**
@@ -86,7 +86,11 @@ export function isSchemeStartChar(char: string): boolean {
  */
 export function isSchemeChar(char: string): boolean {
  return (
- letterRe.test(char) || digitRe.test(char) || char === '+' || char === '-' || char === '.'
+ alphaNumericAndMarksRe.test(char) ||
+ digitRe.test(char) ||
+ char === '+' ||
+ char === '-' ||
+ char === '.'
  );
 }
 

tests/autolinker-url.spec.ts

@@ -210,6 +210,12 @@ describe('Autolinker Url Matching >', () => {
  expect(result).toBe(`emoji url <a href="http://📙.la/🧛🏻‍♂️">📙.la/🧛🏻‍♂️</a> mid-sentance`);
  });
 
+ it('should match urls with scheme starting with an emoji', function () {
+ const result = autolinker.link('emoji url 👉http://📙.la/🧛🏻‍♂️ mid-sentance');
+
+ expect(result).toBe(`emoji url 👉<a href="http://📙.la/🧛🏻‍♂️">📙.la/🧛🏻‍♂️</a> mid-sentance`);
+ });
+
  it("should NOT autolink possible URLs with the 'javascript:' URI scheme", () => {
  let result = autolinker.link("do not link javascript:window.alert('hi') please");
  expect(result).toBe("do not link javascript:window.alert('hi') please");
@@ -758,7 +764,7 @@ describe('Autolinker Url Matching >', () => {
  );
  });
 
- it(`should correctly accept square brackets such as PHP array 
+ it(`should correctly accept square brackets such as PHP array
  representation in query strings, when the entire URL is surrounded
  by square brackets
  `, () => {
@@ -984,11 +990,11 @@ describe('Autolinker Url Matching >', () => {
  Sometimes you need to go to a path like yahoo.com/my-page
  And hit query strings like yahoo.com?page=index
  Port numbers on known TLDs are important too like yahoo.com:8000.
- Hashes too yahoo.com:8000/#some-link. 
+ Hashes too yahoo.com:8000/#some-link.
  Sometimes you need a lot of things in the URL like https://abc123def.org/path1/2path?param1=value1#hash123z
  Do you see the need for dashes in these things too https://abc-def.org/his-path/?the-param=the-value#the-hash?
  There's a time for lots and lots of special characters like in https://abc123def.org/-+&@#/%=~_()|\'$*[]?!:,.;/?param1=value-+&@#/%=~_()|\'$*[]?!:,.;#hash-+&@#/%=~_()|\'$*[]?!:,.;z
- Don't forget about good times with unicode https://ru.wikipedia.org/wiki/Кириллица?Кириллица=1#Кириллица 
+ Don't forget about good times with unicode https://ru.wikipedia.org/wiki/Кириллица?Кириллица=1#Кириллица
  and this unicode http://россия.рф
  along with punycode http://xn--d1acufc.xn--p1ai
  Oh good old www links like www.yahoo.com
@@ -1008,11 +1014,11 @@ describe('Autolinker Url Matching >', () => {
  Sometimes you need to go to a path like <a href="http://yahoo.com/my-page">yahoo.com/my-page</a>
  And hit query strings like <a href="http://yahoo.com?page=index">yahoo.com?page=index</a>
  Port numbers on known TLDs are important too like <a href="http://yahoo.com:8000">yahoo.com:8000</a>.
- Hashes too <a href="http://yahoo.com:8000/#some-link">yahoo.com:8000/#some-link</a>. 
+ Hashes too <a href="http://yahoo.com:8000/#some-link">yahoo.com:8000/#some-link</a>.
  Sometimes you need a lot of things in the URL like <a href="https://abc123def.org/path1/2path?param1=value1#hash123z">abc123def.org/path1/2path?param1=value1#hash123z</a>
  Do you see the need for dashes in these things too <a href="https://abc-def.org/his-path/?the-param=the-value#the-hash">abc-def.org/his-path/?the-param=the-value#the-hash</a>?
  There's a time for lots and lots of special characters like in <a href="https://abc123def.org/-+&@#/%=~_()|'$*[]?!:,.;/?param1=value-+&@#/%=~_()|'$*[]?!:,.;#hash-+&@#/%=~_()|'$*[]?!:,.;z">abc123def.org/-+&@#/%=~_()|'$*[]?!:,.;/?param1=value-+&@#/%=~_()|'$*[]?!:,.;#hash-+&@#/%=~_()|'$*[]?!:,.;z</a>
- Don't forget about good times with unicode <a href="https://ru.wikipedia.org/wiki/Кириллица?Кириллица=1#Кириллица">ru.wikipedia.org/wiki/Кириллица?Кириллица=1#Кириллица</a> 
+ Don't forget about good times with unicode <a href="https://ru.wikipedia.org/wiki/Кириллица?Кириллица=1#Кириллица">ru.wikipedia.org/wiki/Кириллица?Кириллица=1#Кириллица</a>
  and this unicode <a href="http://россия.рф">россия.рф</a>
  along with punycode <a href="http://xn--d1acufc.xn--p1ai">xn--d1acufc.xn--p1ai</a>
  Oh good old www links like <a href="http://www.yahoo.com">www.yahoo.com</a>