Remove redundant regexp for bold numbers and add a unit tests for the mathvariant numbers

Author: fred-wang

main.jisonlex

@@ -54,7 +54,7 @@
 "\\\\" return "ROWSEP"
 
 /* Numbers */
-[0-9]+(?:"."[0-9]+)?|[\u0660-\u0669]+(?:"\u066B"[\u0660-\u0669]+)?|(?:\uD835[\uDFCE-\uDFD7])+|(?:\uD835[\uDFCE-\uDFD7])+|(?:\uD835[\uDFD8-\uDFE1])+|(?:\uD835[\uDFE2-\uDFEB])+|(?:\uD835[\uDFEC-\uDFF5])+|(?:\uD835[\uDFF6-\uDFFF])+ return "NUM";
+[0-9]+(?:"."[0-9]+)?|[\u0660-\u0669]+(?:"\u066B"[\u0660-\u0669]+)?|(?:\uD835[\uDFCE-\uDFD7])+|(?:\uD835[\uDFD8-\uDFE1])+|(?:\uD835[\uDFE2-\uDFEB])+|(?:\uD835[\uDFEC-\uDFF5])+|(?:\uD835[\uDFF6-\uDFFF])+ return "NUM";
 
 /* itex2MML identifier */
 <MATH1>[a-zA-Z]+ { return "A"; }