Add more ways to detect runtime directory

pull/231/head
Wojciech Kępka 3 years ago committed by Ivan Tham
parent c754df12b3
commit 716067ba05

@ -17,6 +17,9 @@ mod state;
pub mod syntax;
mod transaction;
static RUNTIME_DIR: once_cell::sync::Lazy<std::path::PathBuf> =
once_cell::sync::Lazy::new(runtime_dir);
pub fn find_first_non_whitespace_char(line: RopeSlice) -> Option<usize> {
line.chars().position(|ch| !ch.is_whitespace())
}
@ -47,15 +50,26 @@ pub fn find_root(root: Option<&str>) -> Option<std::path::PathBuf> {
#[cfg(not(embed_runtime))]
pub fn runtime_dir() -> std::path::PathBuf {
// runtime env var || dir where binary is located
std::env::var("HELIX_RUNTIME")
.map(|path| path.into())
.unwrap_or_else(|_| {
std::env::current_exe()
.ok()
.and_then(|path| path.parent().map(|path| path.to_path_buf()))
.unwrap()
})
if let Ok(dir) = std::env::var("HELIX_RUNTIME") {
return dir.into();
}
const RT_DIR: &str = "runtime";
let conf_dir = config_dir().join(RT_DIR);
if conf_dir.exists() {
return conf_dir;
}
if let Ok(dir) = std::env::var("CARGO_MANIFEST_DIR") {
// this is the directory of the crate being run by cargo, we need the workspace path so we take the parent
return std::path::PathBuf::from(dir).parent().unwrap().join(RT_DIR);
}
// fallback to location of the executable being run
std::env::current_exe()
.ok()
.and_then(|path| path.parent().map(|path| path.to_path_buf()))
.unwrap()
}
pub fn config_dir() -> std::path::PathBuf {

@ -76,8 +76,10 @@ pub struct IndentQuery {
#[cfg(not(feature = "embed_runtime"))]
fn load_runtime_file(language: &str, filename: &str) -> Result<String, std::io::Error> {
let root = crate::runtime_dir();
let path = root.join("queries").join(language).join(filename);
let path = crate::RUNTIME_DIR
.join("queries")
.join(language)
.join(filename);
std::fs::read_to_string(&path)
}

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