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Document adding a parser

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Wilfred Hughes 2021-08-16 22:17:25 +07:00
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@ -88,6 +88,18 @@ $ cargo build --release
This will give you a binary at `./target/release/difftastic` that you
can put in a directory on your `$PATH`.
### Adding a parser
Add the tree-sitter-FOO git repository as a subtree.
```
$ git subtree add --prefix=vendor/tree-sitter-elisp git@github.com:Wilfred/tree-sitter-elisp.git main
```
Update `build.rs` and `sitter.rs` to include the definitions for the
new parser.
## Dogfooding
Once you've compiled `difftastic` and it's on `$PATH`, you can try