pgfkeysearch
==========

This package offers a way to find keys in a given path 'recursively', unlike pgfkeysvalueof.

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## Requirements
* none besides a fairly recent LaTeX distribution as recent as 2022/06/01
(with the new in kernel *\ProcessKeyOptions* and *\NewDocumentCommand*)
and pgfkeys.


## Contacting Author

For bug reports and enhancement suggestions, the preferred way is to use
[the project's issue page](https://github.com/alceu-frigeri/pgfkeysearch/issues).
Please be ready to provide an example code showing the bug, if any.

Please do not use the issue page for generic help on how to use the package.

* git: https://github.com/alceu-frigeri/pgfkeysearch

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Copyright 2023-present by Alceu Frigeri

 This work may be distributed and/or modified under the
 conditions of

 * The [LaTeX Project Public License](http://www.latex-project.org/lppl.txt), version 1.3c (or later), and/or
 * The [GNU Affero General Public License](https://www.gnu.org/licenses/agpl-3.0.html), version 3 (or later)

This work has the LPPL maintenance status *maintained*.

The Current Maintainer of this work is Alceu Frigeri

-------------
## This work consist of the files

* pgfkeysearch.sty
    - the package itself

* README.md  (this file)
    - quick introduction

* pgfkeysearch.tex
    - pakcage documentation
* pgfkeysearch.pdf
    - documentation in PDF format
    
-------------

## Changelog
* Version 1.5 (this)
    - changing default expl behavior (clearing assigned var when not found)
    - new package's options: one to keep old behavior, another changing the recovery strategy.
    - adding non branching variants, adding 'no search' variant.

* Version 1.4a
    - switching over pkginfograb package's info
    - a bit of code clean up/optimization.

* Version 1.4
    - adding a package option: root search [#2](https://github.com/alceu-frigeri/pgfkeysearch/issues/2) 
    - and associated settings commands (see documentation).

* Version 1.3
    - Fixing command's signature (expl, [#1](https://github.com/alceu-frigeri/pgfkeysearch/issues/1))
    - Improving documentation.

* Version 1.2
    - More typos.
    - added two command aliases, see documentation.

* Version 1.1
    - More typos.
    - renamed some internal variables to better follow the expl3 recommendations. 
    - exposing the Expl3 commands.

* Version 1.0
    - Initial setup.
