bench.txt

Before:

       user     system      total        real
camelize     1.090000   0.120000   1.210000 (  1.209177)
underscore   1.280000   0.130000   1.410000 (  1.421322)
dasherize    0.540000   0.070000   0.610000 (  0.605857)
demodulize   0.370000   0.050000   0.420000 (  0.420292)
foreign_key  1.020000   0.080000   1.100000 (  1.103289)
ordinalize   3.570000   0.230000   3.800000 (  3.809217)
pluralize    5.000000   0.110000   5.110000 (  5.113936)
singularize 40.180000   2.780000  42.960000 ( 43.558435)
humanize     1.190000   0.120000   1.310000 (  1.350652)
tableize    10.110000   0.430000  10.540000 ( 10.695196)
classify    40.350000   2.940000  43.290000 ( 44.274668)
====================================
Total time: 113.562041
Memory used: 5302256

After:

       user     system      total        real
camelize     1.050000   0.110000   1.160000 (  1.175786) ≈1x
underscore   1.280000   0.130000   1.410000 (  1.403571) ≈1x
dasherize    0.110000   0.020000   0.130000 (  0.136267) ≈4x 
demodulize   0.120000   0.020000   0.140000 (  0.139476) ≈3x
foreign_key  0.510000   0.050000   0.560000 (  0.552877) ≈2x
ordinalize   2.350000   0.110000   2.460000 (  2.482647) ≈1.5x
pluralize    3.700000   0.100000   3.800000 (  3.811337) ≈1.3x
singularize  3.300000   0.110000   3.410000 (  3.404231) ≈12.5x
humanize     0.650000   0.060000   0.710000 (  0.709986) ≈1.9x
tableize     7.130000   0.300000   7.430000 (  7.463437) ≈1.4x
classify     5.570000   0.240000   5.810000 (  5.834712) ≈7.5x
====================================
Total time: 27.114327
Memory used: 3175396