fastruby / fast-ruby

:dash: Writing Fast Ruby :heart_eyes: -- Collect Common Ruby idioms.

https://github.com/fastruby/fast-ruby

fastruby/fast-ruby Issues

[Documentation] Could more explanations be added?
Updated 2 months ago
`str.count("\n")` is 1.3-170 times faster than `str.lines.count` or `str.each_line.count` depending on the string size
Updated 6 months ago6
Comparison logic vs `between?` vs `include?`
Updated 7 months ago
LoadError for "e2mmap" and "active_support/core_ext/string/inflections.rb"
Closed a year ago2
String concat contains dummy comparision.
Updated 2 years ago4
`String#match` vs `String#scan`
Updated 2 years ago3
Rerun all examples with lastest Ruby
Updated 2 years ago1
Gemify fast-ruby?
Closed 2 years ago3
Move away from comparative speed method names
Closed 2 years ago2
Parallel assignment is equal to sequential assignment
Closed 2 years ago6
[CHANGE] Share of results should only happen when running GitHub Actions in the `main` branch
Closed 2 years ago
Remove `String#casecmp` part
Updated 2 years ago6
Benchmark with memory allocations
Updated 2 years ago3
!false VS false == false
Closed 2 years ago3
Implement #map#to_h vs #each_with_object
Updated 2 years ago2
"begin...rescue vs respond_to? for Control Flow" inaccurate if method exists
Closed 2 years ago3
Fast Ruby for hash_update_vs_hash_brackets
Updated 2 years ago
[DOCUMENTATION] It's not 100% clear how to contribute new benchmarks
Updated 2 years ago
Method call in a block could compare to `&:method_name` too
Updated 2 years ago1
instance_variable vs attr-* method
Updated 2 years ago
Refactoring code
Updated 2 years ago1
"case...when" VS hash
Closed 2 years ago6
Parallel versus sequential assignment is microbenchmark (not representative) and scales with number of inputs
Updated 2 years ago7
Array#concat vs Array#+
Closed 2 years ago10
[FEATURE REQUEST] Run all the benchmarks on CI
Closed 2 years ago
[FEATURE REQUEST] Use the project's WIKI to share results for each Ruby version with latest CI results
Updated 2 years ago2
[FEATURE REQUEST] Rename main branch to `main`
Closed 2 years ago1
Is this project abandoned?
Updated 2 years ago
Some benchmarks are measured with wrong approach
Updated 2 years ago17
Remove "raise vs E2MM#Raise" benchmark from repository
Updated 3 years ago3
e2mmap benchmark is not working (missing gem) in Ruby 3.0.x
Updated 3 years ago
Array#find & Array#bsearch are not interchangeable
Closed 3 years ago2
Rubocop says use delete instead of sub
Closed 3 years ago3
Separating benchmarks with different complexity and benchmarks with just variants
Updated 3 years ago
Encourage `Hash#compare_by_identity`
Updated 3 years ago2
reverse.detect vs select { ... }.last
Updated 4 years ago5
Enumerable#sort_by is not always faster than #sort
Updated 4 years ago7
JRuby warmup
Closed 5 years ago2
Hash#fetch with second argument is slower than Hash#fetch with block is not FAIR
Closed 6 years ago4
&method(...) section misleading
Closed 7 years ago1
present? VS any? VS empty? VS exists?
Closed 7 years ago1
(arr1 - arr2) != arr1 vs (arr1 - arr2).length != arr1.length
Closed 7 years ago
x.between?(a,b) is faster (MRI 2.2.3)
Closed 8 years ago1
string/concatenation.rb tests are misleading
Updated 8 years ago3
inspect vs to_json for simple arrays
Closed 8 years ago2
"begin...rescue vs respond_to? for Control Flow"
Closed 8 years ago2
Hash fetch with symbols vs strings.
Closed 8 years ago3
each with index vs while loop returning different values
Closed 9 years ago2
Enumerable#reverse_each.detect is even faster than Enumerable#reverse.detect
Closed 9 years ago2
enumerable sort vs sort_by
Closed 9 years ago4