doomemacs/modules/tools/tree-sitter/README.org

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#+TITLE: tools/tree-sitter
#+DATE: August 17, 2021
#+SINCE: 3.0.0
#+STARTUP: inlineimages nofold
* Table of Contents :TOC_3:noexport:
- [[#description][Description]]
- [[#maintainers][Maintainers]]
- [[#module-flags][Module Flags]]
- [[#plugins][Plugins]]
- [[#hacks][Hacks]]
- [[#prerequisites][Prerequisites]]
- [[#features][Features]]
- [[#language-support][Language support]]
- [[#text-objects][Text Objects]]
- [[#configuration][Configuration]]
- [[#troubleshooting][Troubleshooting]]
* Description
This module adds [[https://tree-sitter.github.io/tree-sitter/][tree-sitter]] support to doom:
#+begin_quote
Tree sitter is a parser generator tool and an incremental parsing library. It
can build a concrete syntax tree for a source file and efficiently update the
syntax tree as the source file is edited.
#+end_quote
It includes:
+ Better syntax highlighting of supported languages
+ Structural text objects to manipulate functions statements and other code
structures like any other text object
** Maintainers
- @jeetelongname
** Module Flags
This module provides no flags.
** Plugins
+ [[https://github.com/emacs-tree-sitter/elisp-tree-sitter][tree-sitter]]
+ [[https://github.com/emacs-tree-sitter/tree-sitter-langs][tree-sitter-langs]]
+ [[https://github.com/meain/evil-textobj-tree-sitter][evil-textobj-tree-sitter]]* (=:editor evil +everywhere=)
** TODO Hacks
# A list of internal modifications to included packages; omit if unneeded
* Prerequisites
This module has no prerequisites.
* Features
** Language support
Currently Emacs tree sitter has got [[https://github.com/emacs-tree-sitter/tree-sitter-langs/tree/master/repos][parsers for these languages]] with syntax
highlighting support for [[https://emacs-tree-sitter.github.io/syntax-highlighting/][these languages]].
** Text Objects
Not all language support all text objects (yet). [[https://github.com/nvim-treesitter/nvim-treesitter-textobjects#built-in-textobjects][Here is a table of the text
objects languages support]]
Note: only languages with parsers in emacs have text object support currently.
Currently text objects are bound to:
| key | text object |
|-----+---------------------|
| =f= | function definition |
| =F= | function call |
| =C= | class |
| =c= | comment |
| =i= | conditional |
| =l= | loop |
They are used in a container context (not =vf= but =vaf= or =vif=)
* TODO Configuration
# How to configure this module, including common problems and how to address them.
* TODO Troubleshooting
# Common issues and their solution, or places to look for help.