kiumars

Functional error handling in Kotlin

Agenda:

• About the (simple) exercise
• Higher Order Functions
• Throwing exceptions: here be dragons!!
• Sentinel values: better but not great
• The Option: error as an ADT
• Functional combinators: add some sugar

kiumars

#!/usr/bin/env bash
# vim: set filetype=ruby:
# b - browse Chrome bookmarks with fzf

[ $(uname) = Darwin ] || exit 1
which fzf > /dev/null 2>&1 || brew reinstall --HEAD fzf || exit 1

/usr/bin/ruby -x "$0"                                          |
  fzf-tmux -u 30% --ansi --multi --no-hscroll --tiebreak=begin |
  awk 'BEGIN { FS = "\t" } { print $2 }'                       |

kiumars

import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.allOf;
import static org.hamcrest.Matchers.any;
import static org.hamcrest.Matchers.anyOf;
import static org.hamcrest.Matchers.anything;
import static org.hamcrest.Matchers.describedAs;
import static org.hamcrest.Matchers.endsWith;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.equalToIgnoringWhiteSpace;
import static org.hamcrest.Matchers.instanceOf;