fix: comments should not consume 2028+2029, and neither should identifiers

Author: amaanq

grammar.js

@@ -989,7 +989,7 @@ module.exports = grammar({
     // http://stackoverflow.com/questions/13014947/regex-to-match-a-c-style-multiline-comment/36328890#36328890
     comment: _ => choice(
       token(choice(
-        seq('//', /.*/),
+        seq('//', /[^\r\n\u2028\u2029]*/),
         seq(
           '/*',
           /[^*]*\*+([^/*][^*]*\*+)*/,
@@ -1087,17 +1087,17 @@ module.exports = grammar({
 
     identifier: _ => {
       // eslint-disable-next-line max-len
-      const alpha = /[^\x00-\x1F\s\p{Zs}0-9:;`"'@#.,|^&<=>+\-*/\\%?!~()\[\]{}\uFEFF\u2060\u200B]|\\u[0-9a-fA-F]{4}|\\u\{[0-9a-fA-F]+\}/;
+      const alpha = /[^\x00-\x1F\s\p{Zs}0-9:;`"'@#.,|^&<=>+\-*/\\%?!~()\[\]{}\uFEFF\u2060\u200B\u2028\u2029]|\\u[0-9a-fA-F]{4}|\\u\{[0-9a-fA-F]+\}/;
       // eslint-disable-next-line max-len
-      const alphanumeric = /[^\x00-\x1F\s\p{Zs}:;`"'@#.,|^&<=>+\-*/\\%?!~()\[\]{}\uFEFF\u2060\u200B]|\\u[0-9a-fA-F]{4}|\\u\{[0-9a-fA-F]+\}/;
+      const alphanumeric = /[^\x00-\x1F\s\p{Zs}:;`"'@#.,|^&<=>+\-*/\\%?!~()\[\]{}\uFEFF\u2060\u200B\u2028\u2029]|\\u[0-9a-fA-F]{4}|\\u\{[0-9a-fA-F]+\}/;
       return token(seq(alpha, repeat(alphanumeric)));
     },
 
     private_property_identifier: _ => {
       // eslint-disable-next-line max-len
-      const alpha = /[^\x00-\x1F\s\p{Zs}0-9:;`"'@#.,|^&<=>+\-*/\\%?!~()\[\]{}\uFEFF\u2060\u200B]|\\u[0-9a-fA-F]{4}|\\u\{[0-9a-fA-F]+\}/;
+      const alpha = /[^\x00-\x1F\s\p{Zs}0-9:;`"'@#.,|^&<=>+\-*/\\%?!~()\[\]{}\uFEFF\u2060\u200B\u2028\u2029]|\\u[0-9a-fA-F]{4}|\\u\{[0-9a-fA-F]+\}/;
       // eslint-disable-next-line max-len
-      const alphanumeric = /[^\x00-\x1F\s\p{Zs}:;`"'@#.,|^&<=>+\-*/\\%?!~()\[\]{}\uFEFF\u2060\u200B]|\\u[0-9a-fA-F]{4}|\\u\{[0-9a-fA-F]+\}/;
+      const alphanumeric = /[^\x00-\x1F\s\p{Zs}:;`"'@#.,|^&<=>+\-*/\\%?!~()\[\]{}\uFEFF\u2060\u200B\u2028\u2029]|\\u[0-9a-fA-F]{4}|\\u\{[0-9a-fA-F]+\}/;
       return token(seq('#', alpha, repeat(alphanumeric)));
     },