class RDoc::ERBIO
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.
Public Class Methods
new(str, safe_level = nil, trim_mode = nil, eoutvar = 'io')
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Defaults eoutvar
to 'io', otherwise is identical to
ERB's initialize
Calls superclass method
# File lib/rdoc/erbio.rb, line 22 def initialize str, safe_level = nil, trim_mode = nil, eoutvar = 'io' super end
Public Instance Methods
set_eoutvar(compiler, io_variable)
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Instructs compiler
how to write to io_variable
# File lib/rdoc/erbio.rb, line 29 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