# Changelog

All notable changes to this project will be documented in this file.

The format is based on [Keep a
Changelog](https://keepachangelog.com/en/1.0.0/), and this project adheres to
[Semantic Versioning](https://semver.org/spec/v2.0.0.html).

## [Unreleased]

## [v0.2.0] - 2021-07-18

### changed
- `Radix.fetch/3` now can optionally use longest prefix match
- functions raise their own errors
- use assets subdir for images

### added
- `Radix.empty?/1`, says if a `tree` is empty or not
- `Radix.count/1`, traverses the `tree` and counts its entries
- `Radix.merge/2`, merges `tree2` into `tree1`, overriding `tree1`
- `Radix.merge/3`, merges `tree2` into `tree1`, conflicts handled by `fun`
- `Radix.take/3`, returns new tree with selected `keys` only
- `Radix.pop/3`, removes key,value-pair and returns it with the new tree
- `Radix.split/3`, split a radix tree into two trees

### changed

## [v0.1.1] - 2021-06-21

### changed
- bad_xxx functions were meant to be private

# [v0.1.0] - 2021-06-21

Initial version.