1 files changed, 0 insertions, 85 deletions
diff --git a/lib/rexml/xmltokens.rb b/lib/rexml/xmltokens.rb
deleted file mode 100644
index 392b47b1d3..0000000000
--- a/lib/rexml/xmltokens.rb
+++ /dev/null
@@ -1,85 +0,0 @@
-# frozen_string_literal: false
-module REXML
-  # Defines a number of tokens used for parsing XML.  Not for general
-  # consumption.
-  module XMLTokens
-    # From http://www.w3.org/TR/REC-xml/#sec-common-syn
-    #
-    #   [4] NameStartChar ::=
-    #         ":" |
-    #         [A-Z] |
-    #         "_" |
-    #         [a-z] |
-    #         [#xC0-#xD6] |
-    #         [#xD8-#xF6] |
-    #         [#xF8-#x2FF] |
-    #         [#x370-#x37D] |
-    #         [#x37F-#x1FFF] |
-    #         [#x200C-#x200D] |
-    #         [#x2070-#x218F] |
-    #         [#x2C00-#x2FEF] |
-    #         [#x3001-#xD7FF] |
-    #         [#xF900-#xFDCF] |
-    #         [#xFDF0-#xFFFD] |
-    #         [#x10000-#xEFFFF]
-    name_start_chars = [
-      ":",
-      "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",
-      "\\u{10000}-\\u{EFFFF}",
-    ]
-    # From http://www.w3.org/TR/REC-xml/#sec-common-syn
-    #
-    #   [4a] NameChar ::=
-    #      NameStartChar |
-    #      "-" |
-    #      "." |
-    #      [0-9] |
-    #      #xB7 |
-    #      [#x0300-#x036F] |
-    #      [#x203F-#x2040]
-    name_chars = name_start_chars + [
-      "\\-",
-      "\\.",
-      "0-9",
-      "\\u00B7",
-      "\\u0300-\\u036F",
-      "\\u203F-\\u2040",
-    ]
-    NAME_START_CHAR = "[#{name_start_chars.join('')}]"
-    NAME_CHAR = "[#{name_chars.join('')}]"
-    NAMECHAR = NAME_CHAR # deprecated. Use NAME_CHAR instead.
-
-    # From http://www.w3.org/TR/xml-names11/#NT-NCName
-    #
-    #   [6] NCNameStartChar ::= NameStartChar - ':'
-    ncname_start_chars = name_start_chars - [":"]
-    # From http://www.w3.org/TR/xml-names11/#NT-NCName
-    #
-    #   [5] NCNameChar ::= NameChar - ':'
-    ncname_chars = name_chars - [":"]
-    NCNAME_STR = "[#{ncname_start_chars.join('')}][#{ncname_chars.join('')}]*"
-    NAME_STR = "(?:#{NCNAME_STR}:)?#{NCNAME_STR}"
-
-    NAME = "(#{NAME_START_CHAR}#{NAME_CHAR}*)"
-    NMTOKEN = "(?:#{NAME_CHAR})+"
-    NMTOKENS = "#{NMTOKEN}(\\s+#{NMTOKEN})*"
-    REFERENCE = "(?:&#{NAME};|&#\\d+;|&#x[0-9a-fA-F]+;)"
-
-    #REFERENCE = "(?:#{ENTITYREF}|#{CHARREF})"
-    #ENTITYREF = "&#{NAME};"
-    #CHARREF = "&#\\d+;|&#x[0-9a-fA-F]+;"
-  end
-end