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Editing: erbio.rb
require 'erb' ## # A subclass of ERB that writes directly to an IO. Credit to Aaron Patterson # and Masatoshi SEKI. # # To use: # # erbio = RDoc::ERBIO.new '<%= "hello world" %>', nil, nil # # open 'hello.txt', 'w' do |io| # erbio.result binding # end # # Note that binding must enclose the io you wish to output on. class RDoc::ERBIO < ERB ## # Defaults +eoutvar+ to 'io', otherwise is identical to ERB's initialize def initialize str, safe_level = nil, trim_mode = nil, eoutvar = 'io' super end ## # Instructs +compiler+ how to write to +io_variable+ def set_eoutvar compiler, io_variable compiler.put_cmd = "#{io_variable}.write" compiler.insert_cmd = "#{io_variable}.write" compiler.pre_cmd = [] compiler.post_cmd = [] end end
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