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Contents
# encoding: utf-8
module EvalHelper
# create each with index do single line code, for eval
#
# ==== Examples
#
# class EvalHelperEachWithIndexDoTest
# include EvalHelper
#
# def hoge(hash)
# each_with_index_do_code(hash[:target], hash[:proc])
# end
# end
#
# hash = {
# target: '[:a, :b]',
# proc: "puts \"\#{i}:\#{v}1\"\nputs \"\#{i}:\#{v}2\"\n",
# }
# EvalHelperEachWithIndexDoTest.new.hoge(hash) # => return "[:a, :b].each_with_index do |v, i|\n puts \"\#{i}:\#{v}1\"\n puts \"\#{i}:\#{v}2\"\nend"
#
def each_with_index_do_code(target, proc)
indented = proc.split("\n").reduce([]) { |ret, v|ret << " #{v}" ; ret }.join("\n")
"#{target}.each_with_index do |v, i|\n#{indented}\nend"
end
end
Version data entries
74 entries across 74 versions & 1 rubygems