Class: MarkdownIt::RulesInline::Entity

Inherits:
Object
  • Object
show all
Extended by:
Common::Utils
Defined in:
lib/motion-markdown-it/rules_inline/entity.rb

Constant Summary collapse

DIGITAL_RE = 
/^&#((?:x[a-f0-9]{1,8}|[0-9]{1,8}));/i
NAMED_RE = 
/^&([a-z][a-z0-9]{1,31});/i

Constants included from Common::Utils

Common::Utils::DIGITAL_ENTITY_TEST_RE, Common::Utils::ENTITY_RE, Common::Utils::HTML_ESCAPE_REPLACE_RE, Common::Utils::HTML_ESCAPE_TEST_RE, Common::Utils::HTML_REPLACEMENTS, Common::Utils::REGEXP_ESCAPE_RE, Common::Utils::UNESCAPE_ALL_RE, Common::Utils::UNESCAPE_MD_RE, Common::Utils::UNICODE_PUNCT_RE

Class Method Summary collapse

Methods included from Common::Utils

arrayReplaceAt, assign, charCodeAt, escapeHtml, escapeRE, fromCharCode, fromCodePoint, isMdAsciiPunct, isPunctChar, isSpace, isValidEntityCode, isWhiteSpace, normalizeReference, replaceEntityPattern, unescapeAll, unescapeMd

Class Method Details

.entity(state, silent) ⇒ Object 



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# File 'lib/motion-markdown-it/rules_inline/entity.rb', line 13

def self.entity(state, silent)
  pos = state.pos
  max = state.posMax

  return false if charCodeAt(state.src, pos) != 0x26    # &

  if pos + 1 < max
    ch = charCodeAt(state.src, pos + 1)

    if ch == 0x23     # '#'
      match = state.src[pos..-1].match(DIGITAL_RE)
      if match
        if !silent
          code = match[1][0].downcase == 'x' ? match[1][1..-1].to_i(16) : match[1].to_i
          state.pending += isValidEntityCode(code) ? fromCodePoint(code) : fromCodePoint(0xFFFD)
        end
        state.pos += match[0].length
        return true
      end
    else
      match = state.src[pos..-1].match(NAMED_RE)
      if match
        if MarkdownIt::HTMLEntities::MAPPINGS[match[1]]
          state.pending += fromCodePoint(MarkdownIt::HTMLEntities::MAPPINGS[match[1]]) if !silent
          state.pos     += match[0].length
          return true
        end
      end
    end
  end

  state.pending += '&' if !silent
  state.pos += 1
  return true
end