array.rb in tbpgr_utils-0.0.15

- old
+ new
@@ -1,98 +1,98 @@
-# encoding: utf-8
-require 'open_classes/object'
-
-# Array
-class Array
-  # Arrays loop together.
-  #
-  #   alpha = %w{one two three}
-  #   numbers = %w{1 2 3}
-  #   [alpha, numbers].together do |first, second|
-  #     print "#{first}:#{second}\n"  # => output one:1, two:2, three:3
-  #   end
-  def together
-    if_not_contain_array_rails_type_error
-    first.each_with_index do |i_v, i|
-      eval_each_str = get_args_str_for_together i
-      instance_eval "yield(#{eval_each_str})"
-    end
-  end
-
-  # Arrays loop together with index.
-  #
-  #   alpha = %w{one two three}
-  #   numbers = %w{1 2 3}
-  #   [alpha, numbers].together_with_index do |first, second, index|
-  #     print "#{index.to_s}:#{first}:#{second}\n"  # => output 0:one:1, 1:two:2, 2:three:3
-  #   end
-  def together_with_index
-    if_not_contain_array_rails_type_error
-    first.each_with_index do |i_v, i|
-      eval_each_str = get_args_str_for_together i, true
-      instance_eval "yield(#{eval_each_str})"
-    end
-  end
-
-  # Arrays together map.
-  #
-  # together_map has aliases [:tmap, :together_collect, :tcollect]
-  #
-  # if you want to single Array return
-  #   alpha = %w{one two three}
-  #   numbers = %w{1 2 3}
-  #   print [alpha, numbers].together_map do |first, second|
-  #     "#{first}:#{second}\n"
-  #   end # => output one:1, two:2, three:3
-  #
-  # if you want to multi Array return
-  #   alpha = %w{one two three}
-  #   numbers = %w{1 2 3}
-  #   print [alpha, numbers].together_map do |first, second|
-  #     ["#{first}:#{second}", "#{second}:#{first}"]
-  #   end # => output [['1:one', '2:two', '3:three'], ['one:1', 'two:2', 'three:3']]
-  def together_map
-    if_not_contain_array_rails_type_error
-    ret = []
-    first.each_with_index do |i_v, i|
-      eval_each_str = get_args_str_for_together i
-      each_ret = instance_eval "yield(#{eval_each_str})"
-      ret = set_together_each_return(ret, each_ret, i)
-    end
-    ret
-  end
-
-  alias_method :together_collect, :together_map
-  alias_method :tmap, :together_map
-  alias_method :tcollect, :together_map
-
-  private
-
-  def if_not_contain_array_rails_type_error
-    each { |f|fail TypeError, "you have to use [Array1, Array2, ...] | #{f.class} is invalid" unless f.class == Array }
-  end
-
-  def get_args_for_together(i)
-    eval_each = []
-    each_with_index {|j_v, j|eval_each << "self[#{j}][#{i}]"}
-    eval_each
-  end
-
-  def get_args_str_for_together(i, with_index = false)
-    each_eval = with_index ? get_args_for_together(i) << i : get_args_for_together(i)
-    each_eval.join(',')
-  end
-
-  def set_together_each_return(ret, each_ret, index)
-    if together_return_multi?(each_ret)
-      self.size.times {|i|ret << []} if index == 0
-      (0..(self.size - 1)).each {|i|ret[i] << each_ret[i]}
-    else
-      ret << each_ret
-    end
-    ret
-  end
-
-  def together_return_multi?(list)
-    (list.class == Array && list.size == self.size).to_bool
-  end
-end
+# encoding: utf-8
+require 'open_classes/object'
+
+# Array
+class Array
+  # Arrays loop together.
+  #
+  #   alpha = %w{one two three}
+  #   numbers = %w{1 2 3}
+  #   [alpha, numbers].together do |first, second|
+  #     print "#{first}:#{second}\n"  # => output one:1, two:2, three:3
+  #   end
+  def together
+    if_not_contain_array_rails_type_error
+    first.each_with_index do |i_v, i|
+      eval_each_str = get_args_str_for_together i
+      instance_eval "yield(#{eval_each_str})"
+    end
+  end
+
+  # Arrays loop together with index.
+  #
+  #   alpha = %w{one two three}
+  #   numbers = %w{1 2 3}
+  #   [alpha, numbers].together_with_index do |first, second, index|
+  #     print "#{index.to_s}:#{first}:#{second}\n"  # => output 0:one:1, 1:two:2, 2:three:3
+  #   end
+  def together_with_index
+    if_not_contain_array_rails_type_error
+    first.each_with_index do |i_v, i|
+      eval_each_str = get_args_str_for_together i, true
+      instance_eval "yield(#{eval_each_str})"
+    end
+  end
+
+  # Arrays together map.
+  #
+  # together_map has aliases [:tmap, :together_collect, :tcollect]
+  #
+  # if you want to single Array return
+  #   alpha = %w{one two three}
+  #   numbers = %w{1 2 3}
+  #   print [alpha, numbers].together_map do |first, second|
+  #     "#{first}:#{second}\n"
+  #   end # => output one:1, two:2, three:3
+  #
+  # if you want to multi Array return
+  #   alpha = %w{one two three}
+  #   numbers = %w{1 2 3}
+  #   print [alpha, numbers].together_map do |first, second|
+  #     ["#{first}:#{second}", "#{second}:#{first}"]
+  #   end # => output [['1:one', '2:two', '3:three'], ['one:1', 'two:2', 'three:3']]
+  def together_map
+    if_not_contain_array_rails_type_error
+    ret = []
+    first.each_with_index do |i_v, i|
+      eval_each_str = get_args_str_for_together i
+      each_ret = instance_eval "yield(#{eval_each_str})"
+      ret = set_together_each_return(ret, each_ret, i)
+    end
+    ret
+  end
+
+  alias_method :together_collect, :together_map
+  alias_method :tmap, :together_map
+  alias_method :tcollect, :together_map
+
+  private
+
+  def if_not_contain_array_rails_type_error
+    each { |f|fail TypeError, "you have to use [Array1, Array2, ...] | #{f.class} is invalid" unless f.class == Array }
+  end
+
+  def get_args_for_together(i)
+    eval_each = []
+    each_with_index { |j_v, j|eval_each << "self[#{j}][#{i}]" }
+    eval_each
+  end
+
+  def get_args_str_for_together(i, with_index = false)
+    each_eval = with_index ? get_args_for_together(i) << i : get_args_for_together(i)
+    each_eval.join(',')
+  end
+
+  def set_together_each_return(ret, each_ret, index)
+    if together_return_multi?(each_ret)
+      size.times { |i|ret << [] } if index == 0
+      (0..(size - 1)).each { |i|ret[i] << each_ret[i] }
+    else
+      ret << each_ret
+    end
+    ret
+  end
+
+  def together_return_multi?(list)
+    (list.class == Array && list.size == size).to_bool
+  end
+end