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Contents
# encoding: utf-8
module EvalHelper
# create times logic strings, for eval
#
# ==== Examples
#
# single_line_proc case
#
# class EvalHelperTimesTest
# include EvalHelper
#
# def hoge(number, proc)
# times_code(number, proc)
# end
# end
#
# hash = {
# number: 2,
# proc: 'puts "#{i}times"',
# }
# EvalHelperTimesTest.new.hoge(hash[:number], hash[:proc])
#
# return
#
# 2.times { |i| puts "#{i}times" }
#
# multi_line_proc case
#
# class EvalHelperTimesTest
# include EvalHelper
#
# def hoge(number, proc)
# times_code(number, proc)
# end
# end
#
# hash = {
# number: 3,
# proc: 'puts "#{i}times"\nputs "#{i*2}times"',
# }
# EvalHelperTimesTest.new.hoge(hash[:number], hash[:proc])
#
# return
#
# 3.times do |i|
# puts "#{i}times"
# puts "#{i*2}times"
# end
#
def times_code(number, proc)
return "#{number}.times { |i| #{proc} }" if proc.count('\n') == 0
indented = proc.split('\n').reduce([]) { |ret, v|ret << " #{v}" ; ret }.join("\n")
<<-EOS
#{number}.times do |i|
#{indented}
end
EOS
end
end
Version data entries
34 entries across 34 versions & 1 rubygems