     comment: 'Intended to match the url commands provided by hyperref. Less lenient than I would like, but difficult to improve.'
     patterns: [
       {
-        comment: '\href[options]{URL}{text}'
+        comment: '\\href[options]{URL}{text}'
         begin: '((\\\\)href)\\s*(?:(\\[)(.*?)(\\]))?\\s*(\\{)(.*?)(\\})(\\{)'
         beginCaptures:
           1:

      #   comment: '\hyperdef{category}{name}{text}'
      # }
      {
        comment: '\hyperref{URL}{category}{name}{text}; will only attempt to match the URL part.'
        match: '((\\\\)hyperref)(\\{)(.*?)(\\})'
        captures:
          1:

            name: 'punctuation.definition.arguments.end.latex'
      }
      {
        comment: '\\hyperimage{URL}{text}'
        begin: '((\\\\)hyperimage)(\\{)(.*?)(\\})(\\{)'
        beginCaptures:
          1:
