diff options
Diffstat (limited to 'sys/nixpkgs/pkgs/tree-sitter-yts/bindings/rust/lib.rs')
-rw-r--r-- | sys/nixpkgs/pkgs/tree-sitter-yts/bindings/rust/lib.rs | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/sys/nixpkgs/pkgs/tree-sitter-yts/bindings/rust/lib.rs b/sys/nixpkgs/pkgs/tree-sitter-yts/bindings/rust/lib.rs new file mode 100644 index 00000000..f1868b2d --- /dev/null +++ b/sys/nixpkgs/pkgs/tree-sitter-yts/bindings/rust/lib.rs @@ -0,0 +1,52 @@ +//! This crate provides yts language support for the [tree-sitter][] parsing library. +//! +//! Typically, you will use the [language][language func] function to add this language to a +//! tree-sitter [Parser][], and then use the parser to parse some code: +//! +//! ``` +//! let code = ""; +//! let mut parser = tree_sitter::Parser::new(); +//! parser.set_language(tree_sitter_yts::language()).expect("Error loading yts grammar"); +//! let tree = parser.parse(code, None).unwrap(); +//! ``` +//! +//! [Language]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Language.html +//! [language func]: fn.language.html +//! [Parser]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Parser.html +//! [tree-sitter]: https://tree-sitter.github.io/ + +use tree_sitter::Language; + +extern "C" { + fn tree_sitter_yts() -> Language; +} + +/// Get the tree-sitter [Language][] for this grammar. +/// +/// [Language]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Language.html +pub fn language() -> Language { + unsafe { tree_sitter_yts() } +} + +/// The content of the [`node-types.json`][] file for this grammar. +/// +/// [`node-types.json`]: https://tree-sitter.github.io/tree-sitter/using-parsers#static-node-types +pub const NODE_TYPES: &'static str = include_str!("../../src/node-types.json"); + +// Uncomment these to include any queries that this grammar contains + +// pub const HIGHLIGHTS_QUERY: &'static str = include_str!("../../queries/highlights.scm"); +// pub const INJECTIONS_QUERY: &'static str = include_str!("../../queries/injections.scm"); +// pub const LOCALS_QUERY: &'static str = include_str!("../../queries/locals.scm"); +// pub const TAGS_QUERY: &'static str = include_str!("../../queries/tags.scm"); + +#[cfg(test)] +mod tests { + #[test] + fn test_can_load_grammar() { + let mut parser = tree_sitter::Parser::new(); + parser + .set_language(super::language()) + .expect("Error loading yts language"); + } +} |