ruby/file_dirname.yml at master - ruby - Maple Linux Source

mirror/ruby

mirror of https://github.com/ruby/ruby.git synced 2026-01-26 04:07:58 +00:00

Jean Boussier 2d10f15118 file.c: dirname_n also use strrdirsep when n > 1

It's both simpler and faster.

|       |compare-ruby|built-ruby|
|:------|-----------:|---------:|
|long   |      3.960M|   24.072M|
|       |           -|     6.08x|
|short  |     15.417M|   29.841M|
|       |           -|     1.94x|
|n_4    |      3.858M|   18.415M|
|       |           -|     4.77x|

2026-01-20 08:33:42 +01:00

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 prelude: |
   # frozen_string_literal: true
 benchmark:
   long: File.dirname("/Users/george/src/github.com/ruby/ruby/benchmark/file_dirname.yml")
   short: File.dirname("foo/bar")
   n_4: File.dirname("/Users/george/src/github.com/ruby/ruby/benchmark/file_dirname.yml", 4)