Method: HTree::STag.parse

Defined in:

lib/htree/parse.rb

.parse(raw_string, is_stag, is_xml, is_html, inherited_context = DefaultContext) ⇒ Object

# File 'lib/htree/parse.rb', line 236

def STag.parse(raw_string, is_stag, is_xml, is_html, inherited_context=DefaultContext)
  attrs = []
  if (is_stag ? /\A#{Pat::ValidStartTag_C}\z/o : /\A#{Pat::ValidEmptyTag_C}\z/o) =~ raw_string
    qname = $1
    $2.scan(Pat::ValidAttr_C) {
      attrs << ($5 ? [nil, $5] : [$1, $2 || $3 || $4])
    }
  elsif (is_stag ? /\A#{Pat::InvalidStartTag_C}\z/o : /\A#{Pat::InvalidEmptyTag_C}\z/o) =~ raw_string
    qname = $1
    last_attr = $3
    $2.scan(Pat::InvalidAttr1_C) {
      attrs << ($5 ? [nil, $5] : [$1, $2 || $3 || $4])
    }
    if last_attr
      /#{Pat::InvalidAttr1End_C}/o =~ last_attr
      attrs << [$1, $2 || $3]
    end
  else
    raise HTree::Error, "cannot recognize as start tag or empty tag: #{raw_string.inspect}"
  end

  qname = qname.downcase if !is_xml && is_html

  attrs.map! {|aname, aval|
    if aname
      aname = (!is_xml && is_html) ? aname.downcase : aname
      [aname, Text.parse_pcdata(aval)]
    else
      if val2name = OmittedAttrName[qname]
        aval_downcase = aval.downcase
        aname = val2name.fetch(aval_downcase, aval_downcase)
      else
        aname = aval
      end
      [aname, Text.new(aval)]
    end
  }

  result = STag.new(qname, attrs, inherited_context)
  result.raw_string = raw_string
  result
end