a rust lib to visualize tree-sitter syntax tree
prerequisite
git clone this project
install npm / node.js
build and run example
cd frontend, run npm i –save and npm run build
cd .., run cargo run –example cpp_example
visit http://127.0.0.1:8000/
usage
see examples/cpp_example.rs
extern crate tree_sitter_cpp;
extern crate tree_sitter_viewer;
#[tokio::main]
async fn main() -> Result<(), rocket::Error> {
// initial code to display
let code = r#”void main() {
printf(“test”);
}”#;
// specify the parser’s language and the initial code.
let result = tree_sitter_viewer::run(tree_sitter_cpp::language(), code );
result.await
}
label / legend explanation
black/plain text: A tree node’s kind
with green background: A tree node’s field_name, if there is one
pink, italic: the actual content of a node, only a leaf node / terminal will show this.