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//! This crate provides Typescript and TSX grammars for the [tree-sitter][] parsing library. //! //! Typically, you will use the [language_typescript][language func] function to add this grammar to a //! tree-sitter [Parser][], and then use the parser to parse some code: //! //! ``` //! use tree_sitter::Parser; //! //! let code = r#" //! function double(x: number): number { //! return x * 2; //! } //! "#; //! let mut parser = Parser::new(); //! parser //! .set_language(tree_sitter_typescript::language_typescript()) //! .expect("Error loading typescript grammar"); //! let parsed = parser.parse(code, None).unwrap(); //! let root = parsed.root_node(); //! assert!(!root.has_error()); //! ``` //! //! [Language]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Language.html //! [language func]: fn.language_typescript.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_typescript() -> Language; fn tree_sitter_tsx() -> Language; } /// Returns the tree-sitter [Language][] for this Typescript. /// /// [Language]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Language.html pub fn language_typescript() -> Language { unsafe { tree_sitter_typescript() } } /// Returns the tree-sitter [Language][] for TSX. /// /// [Language]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Language.html pub fn language_tsx() -> Language { unsafe { tree_sitter_tsx() } } /// The syntax highlighting query for this language. pub const HIGHLIGHT_QUERY: &str = include_str!("../../queries/highlights.scm"); /// The local-variable syntax highlighting query for this language. pub const LOCALS_QUERY: &str = include_str!("../../queries/locals.scm"); /// The symbol tagging query for this language. pub const TAGGING_QUERY: &str = include_str!("../../queries/tags.scm"); /// 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 TYPESCRIPT_NODE_TYPES: &str = include_str!("../../typescript/src/node-types.json"); pub const TSX_NODE_TYPES: &str = include_str!("../../tsx/src/node-types.json");