Class: GraphViz::Types::GvBool

Inherits:

Common

• Object
• Common
• GraphViz::Types::GvBool

show all

Defined in:

lib/graphviz/types/gv_bool.rb

Constant Summary

BOOL_TRUE =

["true", "yes"]

BOOL_FALSE =

["false", "no", ""]

Instance Method Summary (collapse)

• - (Object) check(data)
• - (Object) output (also: #to_gv, #to_s)
• - (Object) to_ruby

Methods inherited from Common

#initialize, #source

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# File 'lib/graphviz/types/gv_bool.rb', line 23

def check(data)
   if true == data or (data.is_a?(Integer) and data != 0) or (data.is_a?(String) and !BOOL_FALSE.include?(data.downcase))
      @to_ruby = true
      return data
   end

   if false == data or (data.is_a?(Integer) and data == 0) or (data.is_a?(String) and BOOL_FALSE.include?(data.downcase))
      @to_ruby = false
      return data
   end

   raise BoolException, "Invalid bool value"
end

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# File 'lib/graphviz/types/gv_bool.rb', line 37

def output
   return @data.to_s.inspect.gsub( "\\\\", "\\" )
end

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# File 'lib/graphviz/types/gv_bool.rb', line 44

def to_ruby
   @to_ruby
end