Issues

• In :or destructuring, values should not depend on other bindings

  funcool/cats#250 · Filter by author puredanger opened on Jul 13, 2026

• cats

  funcool/cats#249 · Filter by author jrecinosmejias opened on May 25, 2025

• Cats does not work with new versions of Promesa

  funcool/cats#246 · Filter by author fr33m0nk opened on Jun 27, 2023

• Code examples in the documentation don't return what's expected

  funcool/cats#240 · Filter by author piotr-yuxuan opened on Apr 18, 2020

• Error printing return value of try monad in REPL

  funcool/cats#232 · Filter by author mwelt opened on May 14, 2019
  3

• Add a jupyter notebook with the documentation.

  funcool/cats#229 · Filter by author 573 opened on Feb 25, 2019
  2

• Naming conventions

  funcool/cats#227 · Filter by author JAremko opened on Jan 2, 2019

• Documentation is broken

  funcool/cats#214 · Filter by author skrat opened on May 15, 2018
  4

• doc for fapply - wrap in the same context as af?

  funcool/cats#211 · Filter by author mbezjak opened on Feb 19, 2018

• maybe/nothing doesn't have to be a function

  funcool/cats#205 · Filter by author luminusian opened on May 17, 2017

• lift-a produces an exception when n is (inc 1) but not when n is 2

  funcool/cats#204 · Filter by author luminusian opened on May 17, 2017
  1

• foldl Documentation Example fail

  funcool/cats#202 · Filter by author michaellindon opened on May 8, 2017
  1

• haskell's sequence

  funcool/cats#200 · Filter by author dustingetz opened on May 2, 2017
  2

• replacing <*> with ap for maybe results in an exception

  funcool/cats#189 · Filter by author luminusian opened on Feb 22, 2017

• Nesting Just and Identity results in java.lang.ClassCastException.

  funcool/cats#188 · Filter by author luminusian opened on Feb 16, 2017
  1

• <*> throws an exception if the first argument is not a higher-order function

  funcool/cats#182 · Filter by author luminusian opened on Oct 4, 2016

• <*> does not invoke a function when the third argument is supplied

  funcool/cats#181 · Filter by author luminusian opened on Oct 3, 2016

• >=> returns a function

  funcool/cats#180 · Filter by author luminusian opened on Sep 30, 2016
  1

• Integration with specs

  contributor friendlyenhancement
  funcool/cats#178 · Filter by author danpersa opened on Aug 26, 2016
  1

• differing types for either/maybe

  funcool/cats#176 · Filter by author Risto-Stevcev opened on Aug 13, 2016
  7

• core/alet works in unexpected way

  bug
  funcool/cats#175 · Filter by author s-mage opened on Aug 13, 2016
  1

• Remove reflection warnings from cats.labs.* namespaces

  contributor friendly
  funcool/cats#161 · Filter by author ghost opened on Mar 1, 2016

• Investigate occasional Travis failures

  contributor friendly
  funcool/cats#160 · Filter by author yurrriq opened on Mar 1, 2016
  2

• docs for alet do not mention ctx/with-context, pm/promise-context

  funcool/cats#156 · Filter by author johanatan opened on Feb 29, 2016
  1

• alet dependency inference

  bug
  funcool/cats#153 · Filter by author mccraigmccraig opened on Feb 23, 2016
  1