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luafun

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luafun
Lua Fun is a high-performance functional programming library for Lua designed with LuaJIT's trace compiler in mind.

Lua · 2265 stars

Beginner friendly Everything

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min_by and max_by have the exact same implementation Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

luafun/luafun#95 · Opened Mar 10, 2026
Is it realy fast? Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

luafun/luafun#94 · 4 comments · 1 reaction · Opened Jun 29, 2025
Luacheck Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

luafun/luafun#93 · Opened May 18, 2025
Bind argument Open

feature

Difficulty 4/5 3-5 days Newbie friendliness 25/100

luafun/luafun#89 · 1 comment · Opened Mar 8, 2025
Still early alpha, and LuaJIT 2.1 beta? Open

Difficulty 1/5 Under an hour Newbie friendliness 62/100

luafun/luafun#88 · 2 reactions · Opened Jan 12, 2025
Preserve state of original iterator in `take_n` Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

luafun/luafun#85 · Opened Oct 8, 2024
Some methods do not support "input" iterators Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

luafun/luafun#83 · 1 comment · Opened Jul 19, 2024
Feature request: keys and values Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

luafun/luafun#81 · Opened Jul 7, 2024
`operator.mul` missing from API Reference Open

Difficulty 1/5 Under an hour Newbie friendliness 55/100

luafun/luafun#80 · Opened Jan 6, 2024
[Feature Request] Add Flatten function Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

luafun/luafun#79 · 2 comments · 3 reactions · Opened Oct 25, 2023
intersperse should not add to end of array Open

Difficulty 2/5 1-3 hours Newbie friendliness 38/100

luafun/luafun#78 · Opened Oct 25, 2023
sorted iterators Open

feature

Difficulty 4/5 3-5 days Newbie friendliness 35/100

luafun/luafun#72 · 3 comments · Opened Jan 23, 2023
[Q] cartesian product of lists Open

question

Difficulty 2/5 1-3 hours Newbie friendliness 25/100

luafun/luafun#71 · Opened Nov 30, 2022
Remove analytics from documentation Open

luafun/luafun#70 · 1 comment · 1 assignee · Opened Sep 2, 2022
Setup CI/CD workflows Open

ci code health

luafun/luafun#64 · 1 assignee · Opened Nov 22, 2021
Using a wrong table length when nil is in a table Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 30/100

luafun/luafun#59 · Opened Oct 14, 2021
Pattern matching syntax Open

feature

Difficulty 5/5 Over a week Newbie friendliness 20/100

luafun/luafun#58 · 1 comment · Opened Aug 12, 2021
Inconsistency between code&documentation of `partition`. Open

documentation

Difficulty 1/5 Under an hour Newbie friendliness 35/100

luafun/luafun#57 · 5 comments · Opened Jun 22, 2021
map_gen() is defined twice Open

code health

luafun/luafun#51 · 1 assignee · Opened Aug 1, 2019
A curry()/partial() function for even more functional style Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

luafun/luafun#49 · 1 comment · Opened Jul 25, 2018
Immutability Open

documentation

Difficulty 5/5 Over a week Newbie friendliness 20/100

luafun/luafun#48 · 2 comments · Opened Mar 24, 2018
GroupBy Support Open

feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

luafun/luafun#47 · Opened Mar 18, 2018
remove_if name misleading Open

Difficulty 4/5 3-5 days Newbie friendliness 32/100

luafun/luafun#46 · 2 reactions · Opened Mar 14, 2018
pluck a property? Open

Difficulty 2/5 1-3 hours Newbie friendliness 38/100

luafun/luafun#45 · 1 comment · Opened Mar 5, 2018
Combination of zip and iterators with multiple return values drops all values after first Open

bug

Difficulty 2/5 1-3 hours Newbie friendliness 50/100

luafun/luafun#40 · Opened Jul 28, 2017
[feature request] chain from iterable, bind? Open

feature

luafun/luafun#36 · 1 assignee · Opened Mar 30, 2017
Side traces Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

luafun/luafun#32 · 2 comments · Opened Dec 31, 2016
What is missing? How to help? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

luafun/luafun#31 · 6 comments · 1 reaction · Opened Oct 23, 2016
Force iter to consider argument as table or map? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

luafun/luafun#30 · Opened Oct 6, 2016
missing flatmap and its recursive version? Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

luafun/luafun#29 · 2 comments · 1 reaction · Opened Sep 30, 2016
Clone function Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

luafun/luafun#28 · Opened Sep 9, 2016
Missing functions: foldr, reverse Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

luafun/luafun#26 · 2 comments · 1 reaction · Opened Apr 28, 2016
the order of arguments in `reduce` Open

question

Difficulty 5/5 Over a week Newbie friendliness 25/100

luafun/luafun#23 · 2 comments · Opened Jan 23, 2016
Using io.lines() as an iterator Open

need feedback

luafun/luafun#20 · 6 comments · 1 reaction · 1 assignee · Opened Jan 11, 2016
min_by documentation and implementation Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

luafun/luafun#13 · Opened Sep 3, 2014

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