urltomarkdown/node_modules/xml-name-validator/lib/grammar.pegjs

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JavaScript
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// http://www.w3.org/TR/xml/#NT-Name
NameStartChar = ":" / [A-Z] / "_" / [a-z] / [\u00C0-\u00D6] / [\u00D8-\u00F6] / [\u00F8-\u02FF] / [\u0370-\u037D] /
[\u037F-\u1FFF] / [\u200C-\u200D] / [\u2070-\u218F] / [\u2C00-\u2FEF] / [\u3001-\uD7FF] /
[\uF900-\uFDCF] / [\uFDF0-\uFFFD] / [\uD800-\uDB7F][\uDC00-\uDFFF] ;
// last clause above produced by https://mothereff.in/regexpu#%2F%5B%5Cu%7B10000%7D-%5Cu%7BEFFFF%7D%5D%2Fu
NameChar = NameStartChar / "-" / "." / [0-9] / "\u00B7" / [\u0300-\u036F] / [\u203F-\u2040] ;
Name = NameStartChar NameChar* ;
// http://www.w3.org/TR/xml-names/#NT-QName
QName = PrefixedName
/ UnprefixedName ;
PrefixedName = Prefix ":" LocalPart ;
UnprefixedName = LocalPart ;
Prefix = NCName ;
LocalPart = NCName ;
// http://www.w3.org/TR/xml-names/#NT-NCName
// Same as Name productions but removing the ":" from NCNameStartChar
NCNameStartChar = [A-Z] / "_" / [a-z] / [\u00C0-\u00D6] / [\u00D8-\u00F6] / [\u00F8-\u02FF] / [\u0370-\u037D] /
[\u037F-\u1FFF] / [\u200C-\u200D] / [\u2070-\u218F] / [\u2C00-\u2FEF] / [\u3001-\uD7FF] /
[\uF900-\uFDCF] / [\uFDF0-\uFFFD] / [\uD800-\uDB7F][\uDC00-\uDFFF] ;
NCNameChar = NCNameStartChar / "-" / "." / [0-9] / "\u00B7" / [\u0300-\u036F] / [\u203F-\u2040] ;
NCName = NCNameStartChar NCNameChar* ;