# RDFtk: SKOS
This crate provides a data model with RDF support for the Simple Knowledge Organization System (SKOS) vocabulary.
[](https://crates.io/crates/rdftk_skos)
[](https://docs.rs/rdftk_skos)
## Example
TBD
## Changes
**Version 0.2.0**
* Major version update to track new core 0.3 series.
**Version 0.1.29**
* More core API changes.
**Version 0.1.28**
* Using rdftk_core 0.2, this has changes in the signature of both Graph and DataSet traits.
* Applied a lot more warnings in lib.rs
* Fixed resulting Clippy suggestions.
**Version 0.1.27**
* Added support for the term_status namespace.
**Version 0.1.25**
* Responding to module name changes in IO.
**Version 0.1.25**
* Added: a feature to wrap the documentation writer.
* Refactor: renamed module `simple` to `model`.
* Dependency: updated `somedoc` dependency; this had breaking API changes.
**Version 0.1.24**
* De-dup the flattened list of concepts before documenting.
**Version 0.1.23**
* Added `to_rdf_graph_with_mappings` to allow for the mappings in `make_document_with_mappings` to flow through.
**Version 0.1.22**
* Added "_external relations_" to `Concept::to_statements`.
**Version 0.1.21**
* Added the notion of "_external relations_" to a concept.
* Changed signatures on the document writer functions.
* API changes in core crate:
* Altered `PrefixMappings::compress` and `PrefixMappings::expand` to take references.
**Version 0.1.20**
* upgraded `somedoc` dependency.
**Version 0.1.19**
* Fixed a bug in creating concept trees, links were going to "Collection:", not "Concept".
**Version 0.1.18**
* No longer try to format anchor text, `somedoc` does it now.
**Version 0.1.17**
* Moved from `CodeBlock` to `Formatted`, XWiki is unpleasant when it doesn't know a language.
* Fixed a bug where "|" was written twice if no collections present.
* Fixed a bug where the heading for the code block was "Collections", not "Appendix - RDF".
**Version 0.1.16**
* Fixed bug in document; highlighting the correct language.
**Version 0.1.15**
* Updated the `somedoc` crate version.
**Version 0.1.14**
* Updated the `somedoc` crate version.
**Version 0.1.14**
* Moved to use the `somedoc` crate for document generation.
**Version 0.1.13**
* Only show "jump to collections" if there are collections.
* Fixed `fmt` issues.
* Updated [paste](https://crates.io/crates/paste) dependency.
**Version 0.1.12**
* Enhancement; refactored traits, use `Resource` for `Named`, all resources are both _labeled_ and _propertied_.
* Enhancement; copying constructors from `LiteralProperty` as methods on `Resource`.
**Version 0.1.11**
* Enhancement; added logic to pull `skos:definition` property and display as text for any resource.
**Version 0.1.10**
* Fixed bug in jump-to links; an unwanted trailing ']' character.
* Fixed bug in tree generation; it was following non-narrower relationships.
**Version 0.1.9**
* Enhancement; added links at the top to jump down to different sections.
**Version 0.1.8**
* Fixed bug in `label_to_fragment`; trim label string to get rid of trailing '-'.
* Enhancement; make instances italic in concept tree.
**Version 0.1.7**
* Fixed markdown generation of fragment links.
* Fixed inverse relationship display for `ConceptRelation::Related`.
**Version 0.1.6**
* Explicit version management.
**Version 0.1.5**
* `model` module now renamed `simple` and it follows a more strict hierarchy approach.
* More performance work, but more to do.
**Version 0.1.4**
* Using new `IRIRef` approach for all crates.
**Version 0.1.3**
* Added relationship kinds from the ISO schema.
**Version 0.1.2**
* Added new `markdown::write_concept_tree_markdown`.
**Version 0.1.1**
* Added `is_top_concept` method to `Scheme`.
* Added "Top" indicator to concepts in markdown.
* Added concept tree to markdown.
**Version 0.1.0**
* First release.
## TODO
1. Performance!!!
[](http://www.w3.org/2001/sw/wiki/SKOS)