use crate::language::typescript::{
TS_FAMILY_IMPORT_QUERY, TS_FAMILY_QUERY, TS_FAMILY_REFERENCE_QUERY,
};
use crate::language::{DefaultVisibility, DocCommentConfig, LanguageSpec};
use crate::model::Visibility;
use std::path::{Path, PathBuf};
use std::sync::LazyLock;
fn resolve_tsx_import(raw: &str, source_dir: &Path, _project_root: &Path) -> Option<PathBuf> {
let raw = raw.trim_matches(|c| c == '"' || c == '\'');
if raw.is_empty() {
return None;
}
if !raw.starts_with('.') && !raw.starts_with('/') {
return None;
}
let base = if raw.starts_with('/') {
PathBuf::from("/")
} else {
source_dir.to_path_buf()
};
let path = base.join(raw);
let extensions = ["", ".js", ".ts", ".jsx", ".tsx", ".mjs", ".cjs"];
for ext in &extensions {
let candidate = if ext.is_empty() {
path.clone()
} else {
path.with_extension(ext.trim_start_matches('.'))
};
if candidate.is_file() {
return Some(candidate);
}
}
Some(path)
}
static TSX_QUERY: LazyLock<tree_sitter::Query> = LazyLock::new(|| {
crate::language::common::compile_query(
&tree_sitter_typescript::LANGUAGE_TSX.into(),
TS_FAMILY_QUERY,
"TSX",
)
});
static TSX_IMPORT_REF_QUERY: LazyLock<tree_sitter::Query> = LazyLock::new(|| {
crate::language::common::compile_query(
&tree_sitter_typescript::LANGUAGE_TSX.into(),
&format!("{}\n{}", TS_FAMILY_IMPORT_QUERY, TS_FAMILY_REFERENCE_QUERY),
"TSX combined import+ref",
)
});
fn tsx_import_ref_query() -> &'static tree_sitter::Query {
&TSX_IMPORT_REF_QUERY
}
fn tsx_query() -> &'static tree_sitter::Query {
&TSX_QUERY
}
pub(crate) const TSX_SPEC: LanguageSpec = LanguageSpec {
extensions: &["tsx"],
grammar_fn: || tree_sitter_typescript::LANGUAGE_TSX.into(),
query_fn: tsx_query,
import_path_resolver: resolve_tsx_import,
import_ref_query_fn: tsx_import_ref_query,
class_like_parents: &["class_declaration", "class"],
ancestor_visibility_rules: &[("export_statement", Visibility::Public)],
visibility_from_name: None,
import_statement_kinds: &["import_statement"],
default_visibility: DefaultVisibility::PrivateByDefault,
doc_comment_config: Some(DocCommentConfig {
line_prefixes: &["//"],
block_open: Some("/**"),
block_close: "*/",
strip_continuation_marker: true,
}),
};
#[cfg(test)]
mod tests {
use crate::language::{LangId, extract_symbols_for, grammar_for};
use crate::model::{SymbolKind, Visibility};
fn parse(source: &[u8]) -> tree_sitter::Tree {
let mut parser = tree_sitter::Parser::new();
parser.set_language(&grammar_for(LangId::Tsx)).unwrap();
parser.parse(source, None).unwrap()
}
#[test]
fn extract_tsx_function() {
let src = b"function App(): JSX.Element { return <div/>; }";
let tree = parse(src);
let symbols = extract_symbols_for(LangId::Tsx, &tree, src);
assert_eq!(symbols.len(), 1);
assert_eq!(symbols[0].name, "App");
assert!(matches!(symbols[0].kind, SymbolKind::Function));
}
#[test]
fn extract_tsx_exported_class() {
let src = b"export class Foo extends React.Component { render() { return <div/>; } }";
let tree = parse(src);
let symbols = extract_symbols_for(LangId::Tsx, &tree, src);
let class = symbols.iter().find(|s| s.name == "Foo").unwrap();
assert!(matches!(class.kind, SymbolKind::Class));
assert_eq!(class.visibility, Some(Visibility::Public));
}
#[test]
fn tsx_docstring_extraction() {
let src = b"/** Component doc. */\nfunction App() {}";
let tree = parse(src);
let symbols = extract_symbols_for(LangId::Tsx, &tree, src);
let func = symbols.iter().find(|s| s.name == "App").unwrap();
assert!(func.docstring.is_some(), "App should have docstring");
assert!(func.docstring.as_ref().unwrap().contains("Component doc"));
}
#[test]
fn tsx_insta_snapshot() {
let src = std::fs::read_to_string(
std::path::PathBuf::from(env!("CARGO_MANIFEST_DIR"))
.join("tests/fixtures/tsx/components.tsx"),
)
.unwrap();
let tree = parse(src.as_bytes());
let symbols = extract_symbols_for(LangId::Tsx, &tree, src.as_bytes());
insta::assert_json_snapshot!(symbols);
}
}