boostorg/hof

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Higher-order functions for c++

Stars: 509
Forks: 94
Open beginner issues: 0
Indexed issues: 59

Dominant language: C++
License: No license data
Last GitHub push: Aug 24, 2026
Latest indexed: Sep 14, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

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59 open issues indexed

Multiple hof tests fail to compile with MSVC 14.2, 14.3 toolchains in boost testing matrix Open

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

boostorg/hof#226 · Opened Apr 15, 2023
boost::hof::construct to support aggregates Open

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

boostorg/hof#221 · Opened Nov 17, 2021
BOOST_HOF_LIFT doesn't work correctly on latest MSVC 14.2 Open

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

boostorg/hof#220 · 5 comments · Opened Oct 17, 2021
Build Error C2039 with MSVC when using /std:c++latest (C++20) - std::is_literal_type removed Open

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

boostorg/hof#215 · 2 comments · Opened Feb 1, 2021
[REQUEST] operator[] with placeholders Open

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

boostorg/hof#213 · Opened Dec 13, 2020
Question about build error in capture.cpp Open

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

boostorg/hof#209 · Opened Jul 26, 2019
Build Errors Examples Using LLVM/Clang on Windows Open

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

boostorg/hof#206 · 4 comments · Opened Sep 20, 2018
Boost failed with error C2440 when build with permissive- on MSVC Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

boostorg/hof#205 · Opened Sep 18, 2018
Boost failed with error C2892 when build with MSVC on windows Open

Difficulty 3/5 1-2 days Newbie friendliness 32/100

boostorg/hof#204 · 5 comments · Opened Sep 11, 2018
BOOST_FIT_RETURNS Clang Compiler Crash Open

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

boostorg/hof#195 · 1 comment · 1 reaction · Opened Sep 19, 2017
Add pack_size to get the size of a pack Open

review

Difficulty 4/5 3-5 days Newbie friendliness 20/100

boostorg/hof#193 · Opened Sep 18, 2017
Add more complete combinators Open

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

boostorg/hof#192 · Opened Sep 17, 2017
CMake Error When Installing Open

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

boostorg/hof#191 · 4 comments · Opened Sep 12, 2017
Clarify EvaluatableFunctionObject in the documantation Open

review

Difficulty 3/5 1-2 days Newbie friendliness 30/100

boostorg/hof#190 · Opened Sep 10, 2017
Add FIT_LIFT_FUNCTION Open

review

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

boostorg/hof#188 · Opened Sep 10, 2017
Change the default behaviour of FIT_STATIC_FUNCTION adding fit::reveal Open

review

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

boostorg/hof#187 · Opened Sep 10, 2017
Functions passed to repeat or repeat_while must be at least UnaryCallable Open

review

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

boostorg/hof#183 · Opened Sep 10, 2017
Add example of how capture is more flexible than lambda captures Open

review

Difficulty 1/5 Under an hour Newbie friendliness 30/100

boostorg/hof#182 · Opened Sep 10, 2017
Add concept of Sequence to unpack Open

review

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

boostorg/hof#180 · Opened Sep 10, 2017
Add example to static_ using FIT_STATIC_FUNCTION Open

review

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

boostorg/hof#179 · Opened Sep 10, 2017
Add discussion to infix about creating a custom pow operator Open

review

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

boostorg/hof#177 · Opened Sep 10, 2017
Add example of by_adaptor using a custom comparator with std::map Open

review

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

boostorg/hof#175 · Opened Sep 10, 2017
Add an example to by adaptor when not using function Open

review

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

boostorg/hof#174 · Opened Sep 10, 2017
Add reference to standard definition of Invocable Open

review

Difficulty 2/5 1-3 hours Newbie friendliness 30/100

boostorg/hof#172 · Opened Sep 10, 2017
Add exmple to each definition of adaptor and decorator Open

review

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

boostorg/hof#170 · Opened Sep 10, 2017
Add an implementation for filter and transform in the extension methods section Open

review

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

boostorg/hof#169 · Opened Sep 10, 2017
Improve output of print example Open

review

Difficulty 2/5 1-3 hours Newbie friendliness 30/100

boostorg/hof#168 · Opened Sep 10, 2017
Add more comments to internally used macros Open

review

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

boostorg/hof#166 · Opened Sep 10, 2017
Provide more detail about how the adaptor classes can be used Open

review

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

boostorg/hof#165 · Opened Sep 10, 2017
[idea] adaptor for multiple virtual dispatch Open

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

boostorg/hof#162 · 13 comments · Opened Apr 19, 2016
Add a macro to reduce boilerplate with the factory pattern Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

boostorg/hof#161 · Opened Apr 12, 2016
Document the type used by `FIT_STATIC_FUNCTION` and `FIT_STATIC_LAMBDA_FUNCTION` Open

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

boostorg/hof#159 · Opened Apr 11, 2016
Macro facilitating perfectly forwarded `this` pointers Open

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

boostorg/hof#157 · 3 comments · Opened Mar 24, 2016
The decorator created by the decorate adaptor should allow for constraints and multiple parameters Open

design enhancement

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

boostorg/hof#151 · 4 comments · Opened Mar 15, 2016
Provide a framework for the user to define adaptors Open

design enhancement

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

boostorg/hof#150 · 6 comments · Opened Mar 15, 2016
Only inherit when the class is empty Open

bug design

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

boostorg/hof#149 · 1 comment · Opened Mar 15, 2016
Shouldn't we move the constexpr move/forward to some common library? Open

design question review

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

boostorg/hof#146 · Opened Mar 12, 2016
[Doc] Specify the return type of adapted functions Open

document enhancement review

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

boostorg/hof#140 · Opened Mar 11, 2016
[BasicConcepts] Consider renaming EvaluatableFunctionObject to EvaluableFunctionObject Open

document question

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

boostorg/hof#135 · 2 comments · Opened Mar 11, 2016
Make use of the Boost.Config/Boost.Predef and cleanup macros Open

code document enhancement review

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

boostorg/hof#128 · 5 comments · Opened Mar 6, 2016
returns should be proposed to Boost.Core Open

enhancement review

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

boostorg/hof#127 · 2 comments · Opened Mar 6, 2016
Prefix all Fit internal macros by BOOST_FIT_DETAIL_ Open

bug code review

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

boostorg/hof#124 · Opened Mar 6, 2016
apply_eval example to demonstrate orderding of arguments Open

document review

Difficulty 3/5 1-2 days Newbie friendliness 30/100

boostorg/hof#116 · Opened Mar 5, 2016
lazy - the example should show the consexpr ability Open

bug document review

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

boostorg/hof#111 · 1 comment · Opened Mar 5, 2016
indirec - missing Callable requirement Open

bug document review

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

boostorg/hof#110 · Opened Mar 5, 2016
implicit semantics not clear enough Open

question review

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

boostorg/hof#109 · 1 comment · Opened Mar 5, 2016
fix and result Open

question review

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

boostorg/hof#108 · Opened Mar 5, 2016
Describe how to configuration the library Open

bug document review

Difficulty 2/5 Half a day Newbie friendliness 48/100

boostorg/hof#105 · Opened Mar 5, 2016
Consider adding a CONTRIBUTING file Open

document enhancement

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

boostorg/hof#97 · 2 comments · Opened Feb 20, 2016
[doc] Add how to combine adaptors to the quickstart documentation Open

bug document

Difficulty 1/5 Under an hour Newbie friendliness 68/100

boostorg/hof#92 · Opened Feb 9, 2016

boostorg/hof

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