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114 lines
3.0 KiB
Rust
114 lines
3.0 KiB
Rust
#![allow(unused)]
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pub mod auto_pairs;
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pub mod chars;
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pub mod comment;
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pub mod diagnostic;
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pub mod graphemes;
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pub mod history;
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pub mod indent;
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pub mod macros;
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pub mod match_brackets;
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pub mod movement;
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pub mod object;
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mod position;
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pub mod register;
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pub mod search;
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pub mod selection;
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mod state;
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pub mod syntax;
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mod transaction;
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static RUNTIME_DIR: once_cell::sync::Lazy<std::path::PathBuf> =
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once_cell::sync::Lazy::new(runtime_dir);
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pub fn find_first_non_whitespace_char(line: RopeSlice) -> Option<usize> {
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line.chars().position(|ch| !ch.is_whitespace())
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}
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pub fn find_root(root: Option<&str>) -> Option<std::path::PathBuf> {
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let current_dir = std::env::current_dir().expect("unable to determine current directory");
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let root = match root {
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Some(root) => {
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let root = std::path::Path::new(root);
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if root.is_absolute() {
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root.to_path_buf()
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} else {
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current_dir.join(root)
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}
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}
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None => current_dir,
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};
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for ancestor in root.ancestors() {
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// TODO: also use defined roots if git isn't found
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if ancestor.join(".git").is_dir() {
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return Some(ancestor.to_path_buf());
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}
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}
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None
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}
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#[cfg(not(embed_runtime))]
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fn runtime_dir() -> std::path::PathBuf {
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if let Ok(dir) = std::env::var("HELIX_RUNTIME") {
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return dir.into();
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}
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const RT_DIR: &str = "runtime";
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let conf_dir = config_dir().join(RT_DIR);
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if conf_dir.exists() {
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return conf_dir;
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}
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if let Ok(dir) = std::env::var("CARGO_MANIFEST_DIR") {
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// this is the directory of the crate being run by cargo, we need the workspace path so we take the parent
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return std::path::PathBuf::from(dir).parent().unwrap().join(RT_DIR);
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}
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// fallback to location of the executable being run
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std::env::current_exe()
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.ok()
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.and_then(|path| path.parent().map(|path| path.to_path_buf().join(RT_DIR)))
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.unwrap()
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}
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pub fn config_dir() -> std::path::PathBuf {
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// TODO: allow env var override
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let strategy = choose_base_strategy().expect("Unable to find the config directory!");
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let mut path = strategy.config_dir();
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path.push("helix");
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path
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}
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pub fn cache_dir() -> std::path::PathBuf {
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// TODO: allow env var override
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let strategy = choose_base_strategy().expect("Unable to find the config directory!");
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let mut path = strategy.cache_dir();
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path.push("helix");
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path
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}
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pub use etcetera::home_dir;
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use etcetera::base_strategy::{choose_base_strategy, BaseStrategy};
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pub use ropey::{Rope, RopeSlice};
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pub use tendril::StrTendril as Tendril;
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pub use unicode_general_category::get_general_category;
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#[doc(inline)]
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pub use {regex, tree_sitter};
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pub use position::{coords_at_pos, pos_at_coords, Position};
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pub use selection::{Range, Selection};
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pub use smallvec::SmallVec;
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pub use syntax::Syntax;
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pub use diagnostic::Diagnostic;
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pub use state::State;
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pub use transaction::{Assoc, Change, ChangeSet, Operation, Transaction};
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