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authorThomas Voss <mail@thomasvoss.com> 2024-09-14 18:10:53 +0200
committerThomas Voss <mail@thomasvoss.com> 2024-09-14 18:10:53 +0200
commitcde4f74ed9dffa1415d9021c343eb599e8866b4d (patch)
tree68cd8ec7ed3458515736ef825abcf39979602338 /bindings/rust/lib.rs
parentc549d8b3bbbade9ccb8c208295b35f5afbc7913b (diff)
Update the grammar a bit
Diffstat (limited to 'bindings/rust/lib.rs')
-rw-r--r--bindings/rust/lib.rs39
1 files changed, 20 insertions, 19 deletions
diff --git a/bindings/rust/lib.rs b/bindings/rust/lib.rs
index d058c81..d932d50 100644
--- a/bindings/rust/lib.rs
+++ b/bindings/rust/lib.rs
@@ -1,13 +1,18 @@
-//! This crate provides gsp language support for the [tree-sitter][] parsing library.
+//! This crate provides Gsp 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 code = r#"
+//! "#;
//! let mut parser = tree_sitter::Parser::new();
-//! parser.set_language(tree_sitter_gsp::language()).expect("Error loading gsp grammar");
+//! let language = tree_sitter_gsp::LANGUAGE;
+//! parser
+//! .set_language(&language.into())
+//! .expect("Error loading Gsp parser");
//! let tree = parser.parse(code, None).unwrap();
+//! assert!(!tree.root_node().has_error());
//! ```
//!
//! [Language]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Language.html
@@ -15,30 +20,26 @@
//! [Parser]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Parser.html
//! [tree-sitter]: https://tree-sitter.github.io/
-use tree_sitter::Language;
+use tree_sitter_language::LanguageFn;
extern "C" {
- fn tree_sitter_gsp() -> Language;
+ fn tree_sitter_gsp() -> *const ();
}
-/// 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_gsp() }
-}
+/// The tree-sitter [`LanguageFn`] for this grammar.
+pub const LANGUAGE: LanguageFn = unsafe { LanguageFn::from_raw(tree_sitter_gsp) };
/// 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");
+pub const NODE_TYPES: &str = include_str!("../../src/node-types.json");
-// Uncomment these to include any queries that this grammar contains
+// NOTE: 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");
+// pub const HIGHLIGHTS_QUERY: &str = include_str!("../../queries/highlights.scm");
+// pub const INJECTIONS_QUERY: &str = include_str!("../../queries/injections.scm");
+// pub const LOCALS_QUERY: &str = include_str!("../../queries/locals.scm");
+// pub const TAGS_QUERY: &str = include_str!("../../queries/tags.scm");
#[cfg(test)]
mod tests {
@@ -46,7 +47,7 @@ mod tests {
fn test_can_load_grammar() {
let mut parser = tree_sitter::Parser::new();
parser
- .set_language(super::language())
- .expect("Error loading gsp language");
+ .set_language(&super::LANGUAGE.into())
+ .expect("Error loading Gsp parser");
}
}