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#![warn(clippy::pedantic)]
use tree_sitter::Language;
extern "C" {
#[link_name = "tree_sitter_elm"]
fn raw_tree_sitter_elm() -> Language;
}
#[must_use]
pub fn language() -> Language {
unsafe { raw_tree_sitter_elm() }
}
#[cfg(test)]
mod tests {
use std::fs;
use tree_sitter::Parser;
#[test]
fn smoke() {
let source_code = "test : Test.Test";
let tree = {
let mut parser = Parser::new();
parser.set_language(super::language()).unwrap();
parser.parse(source_code, None).unwrap()
};
let root_node = tree.root_node();
assert_eq!(root_node.kind(), "file");
assert_eq!(root_node.start_position().column, 0);
assert_eq!(root_node.end_position().column, 16);
}
#[test]
fn versions() {
#[derive(serde::Deserialize)]
struct Package {
version: String,
}
#[derive(serde::Deserialize)]
struct CargoManifest {
package: Package,
}
let npm: Package =
serde_json::from_str(&fs::read_to_string("package.json").unwrap()).unwrap();
let cargo: CargoManifest =
toml::from_str(&fs::read_to_string("Cargo.toml").unwrap()).unwrap();
assert_eq!(npm.version, cargo.package.version);
}
}