Reduce object allocation. #801
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Before: ``` [[".rbenv/versions/2.2.0/lib/ruby/2.2.0/uri/common.rb", 383, :T_STRING], [113158, 342, 114877, 0, 28, 5989110]] [["rack/lib/rack/utils.rb", 87, :T_STRING], [110615, 57, 108492, 0, 28, 12576892]] [["rails-dev-box/rails/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb", 243, :T_STRING], [59564, 0, 58024, 0, 1, 2304160]] [["rack/lib/rack/utils.rb", 89, :T_ARRAY], [56601, 0, 55128, 0, 2, 2189560]] [["rails-dev-box/rails/actionpack/lib/action_controller/metal/strong_parameters.rb", 541, :T_STRING], [54652, 0, 53229, 0, 2, 5830250]] [["rails-dev-box/rails/activesupport/lib/active_support/subscriber.rb", 99, :T_STRING], [53606, 0, 52222, 0, 1, 2073520]] [["rails-dev-box/rails/activesupport/lib/active_support/notifications/instrumenter.rb", 52, :T_HASH], [50621, 16, 49447, 0, 22, 8126520]] [["rack/lib/rack/utils.rb", 89, :T_STRING], [41706, 0, 40620, 0, 2, 1613360]] [["rails-dev-box/rails/activesupport/lib/active_support/notifications/fanout.rb", 55, :T_DATA], [41694, 0, 40618, 0, 1, 4676888]] [["rails-dev-box/rails/activerecord/lib/active_record/relation/query_methods.rb", 56, :T_ARRAY], [41690, 0, 40612, 0, 1, 1612560]] ``` After: ``` [[".rbenv/versions/2.2.0/lib/ruby/2.2.0/uri/common.rb", 383, :T_STRING], [113994, 348, 116830, 0, 28, 6032912]] [["rack/lib/rack/utils.rb", 87, :T_STRING], [111363, 58, 110247, 0, 28, 12668100]] [["rails-dev-box/rails/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb", 243, :T_STRING], [59996, 0, 58968, 0, 1, 2321120]] [["rails-dev-box/rails/actionpack/lib/action_controller/metal/strong_parameters.rb", 541, :T_STRING], [54964, 0, 54050, 0, 1, 5870020]] [["rails-dev-box/rails/activesupport/lib/active_support/subscriber.rb", 99, :T_STRING], [53990, 0, 53070, 0, 1, 2088880]] [["rails-dev-box/rails/activesupport/lib/active_support/notifications/instrumenter.rb", 52, :T_HASH], [50989, 11, 50231, 0, 25, 8188064]] [["rails-dev-box/rails/activerecord/lib/active_record/relation/query_methods.rb", 56, :T_ARRAY], [42006, 0, 41282, 0, 1, 1624960]] [["rack/lib/rack/utils.rb", 89, :T_ARRAY], [42002, 0, 41278, 0, 2, 1624880]] [["rack/lib/rack/utils.rb", 89, :T_STRING], [42002, 0, 41279, 0, 2, 1624880]] [["rails-dev-box/rails/activesupport/lib/active_support/notifications/fanout.rb", 55, :T_DATA], [42000, 0, 41286, 0, 1, 4712384]] ```
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cc/ @tenderlove |
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Before:
[["rack/lib/rack/utils.rb", 89, :T_ARRAY], [56601, 0, 55128, 0, 2, 2189560]]After:
[["rack/lib/rack/utils.rb", 89, :T_ARRAY], [42002, 0, 41278, 0, 2, 1624880]]