86 lines
2.3 KiB
Ruby
86 lines
2.3 KiB
Ruby
# frozen_string_literal: false
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module REXML
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# Defines a number of tokens used for parsing XML. Not for general
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# consumption.
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module XMLTokens
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# From http://www.w3.org/TR/REC-xml/#sec-common-syn
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#
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# [4] NameStartChar ::=
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# ":" |
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# [A-Z] |
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# "_" |
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# [a-z] |
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# [#xC0-#xD6] |
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# [#xD8-#xF6] |
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# [#xF8-#x2FF] |
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# [#x370-#x37D] |
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# [#x37F-#x1FFF] |
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# [#x200C-#x200D] |
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# [#x2070-#x218F] |
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# [#x2C00-#x2FEF] |
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# [#x3001-#xD7FF] |
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# [#xF900-#xFDCF] |
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# [#xFDF0-#xFFFD] |
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# [#x10000-#xEFFFF]
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name_start_chars = [
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":",
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"A-Z",
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"_",
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"a-z",
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"\\u00C0-\\u00D6",
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"\\u00D8-\\u00F6",
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"\\u00F8-\\u02FF",
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"\\u0370-\\u037D",
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"\\u037F-\\u1FFF",
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"\\u200C-\\u200D",
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"\\u2070-\\u218F",
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"\\u2C00-\\u2FEF",
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"\\u3001-\\uD7FF",
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"\\uF900-\\uFDCF",
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"\\uFDF0-\\uFFFD",
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"\\u{10000}-\\u{EFFFF}",
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]
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# From http://www.w3.org/TR/REC-xml/#sec-common-syn
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#
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# [4a] NameChar ::=
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# NameStartChar |
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# "-" |
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# "." |
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# [0-9] |
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# #xB7 |
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# [#x0300-#x036F] |
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# [#x203F-#x2040]
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name_chars = name_start_chars + [
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"\\-",
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"\\.",
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"0-9",
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"\\u00B7",
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"\\u0300-\\u036F",
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"\\u203F-\\u2040",
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]
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NAME_START_CHAR = "[#{name_start_chars.join('')}]"
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NAME_CHAR = "[#{name_chars.join('')}]"
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NAMECHAR = NAME_CHAR # deprecated. Use NAME_CHAR instead.
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# From http://www.w3.org/TR/xml-names11/#NT-NCName
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#
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# [6] NCNameStartChar ::= NameStartChar - ':'
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ncname_start_chars = name_start_chars - [":"]
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# From http://www.w3.org/TR/xml-names11/#NT-NCName
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#
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# [5] NCNameChar ::= NameChar - ':'
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ncname_chars = name_chars - [":"]
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NCNAME_STR = "[#{ncname_start_chars.join('')}][#{ncname_chars.join('')}]*"
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NAME_STR = "(?:#{NCNAME_STR}:)?#{NCNAME_STR}"
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NAME = "(#{NAME_START_CHAR}#{NAME_CHAR}*)"
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NMTOKEN = "(?:#{NAME_CHAR})+"
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NMTOKENS = "#{NMTOKEN}(\\s+#{NMTOKEN})*"
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REFERENCE = "(?:&#{NAME};|&#\\d+;|&#x[0-9a-fA-F]+;)"
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#REFERENCE = "(?:#{ENTITYREF}|#{CHARREF})"
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#ENTITYREF = "&#{NAME};"
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#CHARREF = "&#\\d+;|&#x[0-9a-fA-F]+;"
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end
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end
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