Module: BreezyPDF::Util
- Included in:
- BreezyPDF
- Defined in:
- lib/breezy_pdf/util.rb
Overview
Utility methods
Instance Method Summary collapse
Instance Method Details
#mattr_accessor(*syms, &blk) ⇒ Object
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# File 'lib/breezy_pdf/util.rb', line 44 def mattr_accessor(*syms, &blk) mattr_reader(*syms, &blk) mattr_writer(*syms) end |
#mattr_reader(*syms) ⇒ Object
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# File 'lib/breezy_pdf/util.rb', line 6 def mattr_reader(*syms) syms.each do |sym| raise NameError, "invalid attribute name: #{sym}" unless /\A[_A-Za-z]\w*\z/.match?(sym) class_eval(<<-EOS, __FILE__, __LINE__ + 1) @@#{sym} = nil unless defined? @@#{sym} def self.#{sym} @@#{sym} end EOS class_eval(<<-EOS, __FILE__, __LINE__ + 1) def #{sym} @@#{sym} end EOS class_variable_set("@@#{sym}", yield) if block_given? end end |
#mattr_writer(*syms) ⇒ Object
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# File 'lib/breezy_pdf/util.rb', line 25 def mattr_writer(*syms) syms.each do |sym| raise NameError, "invalid attribute name: #{sym}" unless /\A[_A-Za-z]\w*\z/.match?(sym) class_eval(<<-EOS, __FILE__, __LINE__ + 1) @@#{sym} = nil unless defined? @@#{sym} def self.#{sym}=(obj) @@#{sym} = obj end EOS class_eval(<<-EOS, __FILE__, __LINE__ + 1) def #{sym}=(obj) @@#{sym} = obj end EOS send("#{sym}=", yield) if block_given? end end |