Class: Hermeneutics::Html::Generator

Inherits:
Object
  • Object
show all
Defined in:
lib/hermeneutics/html.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(out) ⇒ Generator

Returns a new instance of Generator.



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# File 'lib/hermeneutics/html.rb', line 109

def initialize out
  @out = out
  @ent = Entities.new
  @nl, @ind = true, [ ""]
end

Instance Attribute Details

#assign_attributes ⇒ Object

Returns the value of attribute assign_attributes.



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# File 'lib/hermeneutics/html.rb', line 108

def assign_attributes
  @assign_attributes
end

#cdata_block ⇒ Object

Returns the value of attribute cdata_block.



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# File 'lib/hermeneutics/html.rb', line 108

def cdata_block
  @cdata_block
end

#close_standalone ⇒ Object

Returns the value of attribute close_standalone.



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# File 'lib/hermeneutics/html.rb', line 108

def close_standalone
  @close_standalone
end

Instance Method Details

#comment(str) ⇒ Object 



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# File 'lib/hermeneutics/html.rb', line 198

def comment str
  if str =~ /\A.*\z/ then
    brace_comment do
      @out << " " << str << " "
    end
  else
    brace_comment do
      brk
      out_brk str
      do_ind
    end
  end
end

#doctype(*args) ⇒ Object 



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# File 'lib/hermeneutics/html.rb', line 185

def doctype *args
  brace true do
    @out << "!DOCTYPE"
    args.each { |x|
      @out << " "
      if x =~ /\W/ then
        @out << '"' << (@ent.encode x) << '"'
      else
        @out << x
      end
    }
  end
end

#encoding ⇒ Object 



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# File 'lib/hermeneutics/html.rb', line 114

def encoding
  case @out
    when IO then @out.external_encoding||Encoding.default_external
    else         @out.encoding
  end
end

#file_path ⇒ Object 



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# File 'lib/hermeneutics/html.rb', line 120

def file_path
  @out.path
rescue NoMethodError
end

#merge(str) ⇒ Object 



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# File 'lib/hermeneutics/html.rb', line 124

def merge str
  do_ind
  @out << str
end

#pi_tag(tag, attrs = nil) ⇒ Object

Processing Instruction



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# File 'lib/hermeneutics/html.rb', line 174

def pi_tag tag, attrs = nil
  tag = tag.to_s
  brace true do
    begin
      @out << "?" << tag
      mkattrs attrs
    ensure
      @out << " ?"
    end
  end
end

#plain(str) ⇒ Object 



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# File 'lib/hermeneutics/html.rb', line 128

def plain str
  do_ind
  @out << (@ent.encode str)
end

#tag(tag, type, attrs = nil) ⇒ Object

nls 0 = no newline 1 = newline after 2 = newline after both 3 = and advance indent 4 = Block without any indent



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# File 'lib/hermeneutics/html.rb', line 138

def tag tag, type, attrs = nil
  tag = tag.to_s
  nls = type & 0xf
  if (type & 0x10).nonzero? then
    brace nls>0 do
      @out << tag
      mkattrs attrs
      @out << " /" if @close_standalone
    end
  else
    begin
      brk if nls>1
      brace nls>1 do
        @out << tag
        mkattrs attrs
      end
      if nls>3 then
        verbose_block yield
      else
        indent_if nls>2 do
          if block_given? then
            r = yield
            plain r if String === r
          end
        end
      end
    ensure
      brk if nls>1
      brace nls>0 do
        @out << "/" << tag
      end
    end
  end
  nil
end

#verbose_block(str) ⇒ Object 



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# File 'lib/hermeneutics/html.rb', line 211

def verbose_block str
  if @cdata_block then
    @out << "/* "
    brace false do
      @out << "![CDATA["
      @out << " */\n"
      @out << str
      @out << "\n/* "
      @out << "]]"
    end
    @out << " */"
  else
    out_brk str
  end
end