mirror of https://github.com/helix-editor/helix
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
45 lines
1.4 KiB
Rust
45 lines
1.4 KiB
Rust
use std::path::{Path, PathBuf};
|
|
|
|
use crate::path;
|
|
use helix_core::syntax::Configuration as LangConfig;
|
|
use helix_term::health::TsFeature;
|
|
|
|
/// Get the list of languages that support a particular tree-sitter
|
|
/// based feature.
|
|
pub fn ts_lang_support(feat: TsFeature) -> Vec<String> {
|
|
let queries_dir = path::ts_queries();
|
|
|
|
find_files(&queries_dir, feat.runtime_filename())
|
|
.iter()
|
|
.map(|f| {
|
|
// .../helix/runtime/queries/python/highlights.scm
|
|
let tail = f.strip_prefix(&queries_dir).unwrap(); // python/highlights.scm
|
|
let lang = tail.components().next().unwrap(); // python
|
|
lang.as_os_str().to_string_lossy().to_string()
|
|
})
|
|
.collect()
|
|
}
|
|
|
|
// naive implementation, but suffices for our needs
|
|
pub fn find_files(dir: &Path, filename: &str) -> Vec<PathBuf> {
|
|
std::fs::read_dir(dir)
|
|
.unwrap()
|
|
.filter_map(|entry| {
|
|
let path = entry.ok()?.path();
|
|
if path.is_dir() {
|
|
Some(find_files(&path, filename))
|
|
} else if path.file_name()?.to_string_lossy() == filename {
|
|
Some(vec![path])
|
|
} else {
|
|
None
|
|
}
|
|
})
|
|
.flatten()
|
|
.collect()
|
|
}
|
|
|
|
pub fn lang_config() -> LangConfig {
|
|
let text = std::fs::read_to_string(path::lang_config()).unwrap();
|
|
toml::from_str(&text).unwrap()
|
|
}
|