use super::{Language, Mode};
impl Language {
pub fn javascript() -> Self {
Self {
name: "javascript",
detections: &["*.js"],
parser: Mode::Generic {
language: tree_sitter::Language::new(tree_sitter_javascript::LANGUAGE),
tree_sitter_types: &["string_fragment"],
},
}
}
}
#[cfg(test)]
mod tests {
use std::ffi::OsStr;
use crate::SharedSource;
use crate::lang::LintableString;
use super::Language;
#[test]
fn exists_in_iter() {
assert!(Language::iter().any(|lang| lang.name() == "javascript"));
}
#[test]
fn find_from_filename() {
assert_eq!(
"javascript",
Language::from_filename(OsStr::new("file.js"))
.unwrap()
.name()
);
}
#[test]
fn lintable_strings() {
let javascript = r#"
var a = "test";
button = document.createElement("button");
button.addEventListener("click", cb);
"#;
let javascript = SharedSource::new("file.js", javascript.as_bytes().to_vec());
let mut parsed = Language::javascript().parse(&javascript).unwrap();
let strings = parsed.strings(javascript.as_ref()).collect::<Vec<_>>();
assert_eq!(
strings,
[
LintableString {
offset: 10,
value: "test".into()
},
LintableString {
offset: 50,
value: "button".into()
},
LintableString {
offset: 85,
value: "click".into()
}
]
);
}
}