Class: KramdownRFC::ParameterSet

Inherits:
Object
  • Object
show all
Includes:
Kramdown::Utils::Html
Defined in:
lib/kramdown-rfc/parameterset.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(y) ⇒ ParameterSet

Returns a new instance of ParameterSet.



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# File 'lib/kramdown-rfc/parameterset.rb', line 7

def initialize(y)
  raise "*** invalid parameter set #{y.inspect}" unless Hash === y
  @f = y
end

Instance Attribute Details

#f ⇒ Object (readonly)

Returns the value of attribute f.



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# File 'lib/kramdown-rfc/parameterset.rb', line 6

def f
  @f
end

Instance Method Details

#[](pn) ⇒ Object 



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# File 'lib/kramdown-rfc/parameterset.rb', line 11

def [](pn)
  @f.delete(pn.to_s)
end

#arr(an, converthash = true, must_have_one = false, &block) ⇒ Object 



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# File 'lib/kramdown-rfc/parameterset.rb', line 47

def arr(an, converthash=true, must_have_one=false, &block)
  arr = self[an] || []
  arr = [arr] if Hash === arr && converthash
  arr << { } if must_have_one && arr.empty?
  Array(arr).each(&block)
end

#attr(pn) ⇒ Object 



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# File 'lib/kramdown-rfc/parameterset.rb', line 25

def attr(pn)
  val, an = van(pn)
  %{#{an}="#{escattr(val)}"}    if val
end

#attrs(*pns) ⇒ Object 



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# File 'lib/kramdown-rfc/parameterset.rb', line 29

def attrs(*pns)
  pns.map{ |pn| attr(pn) }.compact.join(" ")
end

#ele(pn, attr = nil, defcontent = nil, markdown = false) ⇒ Object 



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# File 'lib/kramdown-rfc/parameterset.rb', line 32

def ele(pn, attr=nil, defcontent=nil, markdown=false)
  val, an = van(pn)
  val ||= defcontent
  Array(val).map do |val1|
    v = val1.to_s.strip
    if markdown             # Uuh.  Heavy coupling.
      doc = Kramdown::Document.new(v, $global_markdown_options)
      $stderr.puts doc.warnings.to_yaml unless doc.warnings.empty?
      contents = doc.to_rfc2629[3..-6] # skip <t>...</t>\n
    else
      contents = escape_html(v)
    end
    %{<#{[an, *Array(attr).map(&:to_s)].join(" ").strip}>#{contents}</#{an}>}
  end.join(" ")
end

#escattr(str) ⇒ Object 



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# File 'lib/kramdown-rfc/parameterset.rb', line 17

def escattr(str)
  escape_html(str.to_s, :attribute)
end

#has(pn) ⇒ Object 



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# File 'lib/kramdown-rfc/parameterset.rb', line 14

def has(pn)
  @f[pn.to_s]
end

#rest ⇒ Object 



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# File 'lib/kramdown-rfc/parameterset.rb', line 53

def rest
  @f
end

#van(pn) ⇒ Object

pn is a parameter name, possibly with an =alias



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# File 'lib/kramdown-rfc/parameterset.rb', line 20

def van(pn)                   # pn is a parameter name, possibly with an =alias
  an, pn = pn.to_s.split("=")
  pn ||= an
  [self[pn] || self[an], an]
end

#warn_if_leftovers ⇒ Object 



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# File 'lib/kramdown-rfc/parameterset.rb', line 56

def warn_if_leftovers
  if !@f.empty?
    warn "*** attributes left #{@f.inspect}!"
  end
end