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alexcoplan/to_proc.rb

Created June 29, 2012 17:47
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String#to_proc in Ruby
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to_proc.rb
# String#to_proc
# this can be used to evaluate a string to a proc.
class String
def to_proc
eval "Proc.new do\n#{self}\nend"
end
end
# demo
'puts 2+2'.to_proc.call # => 4
my_proc = 'print "Ho! "'.to_proc
3.times &my_proc # => Ho! Ho! Ho!
puts
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