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Diffstat (limited to '')
| -rw-r--r-- | web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-object-ext/mrblib/object.rb | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-object-ext/mrblib/object.rb b/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-object-ext/mrblib/object.rb new file mode 100644 index 00000000..581156cb --- /dev/null +++ b/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-object-ext/mrblib/object.rb @@ -0,0 +1,19 @@ +class Object + ## + # call-seq: + # obj.tap{|x|...} -> obj + # + # Yields <code>x</code> to the block, and then returns <code>x</code>. + # The primary purpose of this method is to "tap into" a method chain, + # in order to perform operations on intermediate results within the chain. + # + # (1..10) .tap {|x| puts "original: #{x.inspect}"} + # .to_a .tap {|x| puts "array: #{x.inspect}"} + # .select {|x| x%2==0} .tap {|x| puts "evens: #{x.inspect}"} + # .map { |x| x*x } .tap {|x| puts "squares: #{x.inspect}"} + # + def tap + yield self + self + end +end |