bee05dd32a
* Add refresh-config and open-config command * clippy * Use dynamic dispatch for editor config * Refactor Result::Ok to Ok * Remove unused import * cargo fmt * Modify config error handling * cargo xtask docgen * impl display for ConfigLoadError * cargo fmt * Put keymaps behind dyn access, refactor config.load() * Update command names * Update helix-term/src/application.rs Co-authored-by: Blaž Hrastnik <blaz@mxxn.io> * Switch to unbounded_channel * Remove --edit-config command * Update configuration docs * Revert "Put keymaps behind dyn access", too hard This reverts commit 06bad8cf492b9331d0a2d1e9242f3ad4e2c1cf79. * Add refresh for keys * Refactor default_keymaps, fix config default, add test * swap -> store, remove unneeded clone * cargo fmt * Rename default_keymaps to default Co-authored-by: Blaž Hrastnik <blaz@mxxn.io>
101 lines
3.4 KiB
Rust
101 lines
3.4 KiB
Rust
use anyhow::Result;
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use helix_core::Position;
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use std::path::{Path, PathBuf};
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#[derive(Default)]
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pub struct Args {
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pub display_help: bool,
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pub display_version: bool,
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pub health: bool,
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pub health_arg: Option<String>,
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pub load_tutor: bool,
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pub fetch_grammars: bool,
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pub build_grammars: bool,
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pub verbosity: u64,
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pub files: Vec<(PathBuf, Position)>,
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}
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impl Args {
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pub fn parse_args() -> Result<Args> {
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let mut args = Args::default();
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let mut argv = std::env::args().peekable();
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argv.next(); // skip the program, we don't care about that
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while let Some(arg) = argv.next() {
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match arg.as_str() {
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"--" => break, // stop parsing at this point treat the remaining as files
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"--version" => args.display_version = true,
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"--help" => args.display_help = true,
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"--tutor" => args.load_tutor = true,
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"--health" => {
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args.health = true;
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args.health_arg = argv.next_if(|opt| !opt.starts_with('-'));
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}
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"-g" | "--grammar" => match argv.next().as_deref() {
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Some("fetch") => args.fetch_grammars = true,
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Some("build") => args.build_grammars = true,
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_ => {
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anyhow::bail!("--grammar must be followed by either 'fetch' or 'build'")
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}
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},
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arg if arg.starts_with("--") => {
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anyhow::bail!("unexpected double dash argument: {}", arg)
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}
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arg if arg.starts_with('-') => {
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let arg = arg.get(1..).unwrap().chars();
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for chr in arg {
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match chr {
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'v' => args.verbosity += 1,
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'V' => args.display_version = true,
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'h' => args.display_help = true,
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_ => anyhow::bail!("unexpected short arg {}", chr),
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}
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}
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}
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arg => args.files.push(parse_file(arg)),
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}
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}
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// push the remaining args, if any to the files
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for arg in argv {
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args.files.push(parse_file(&arg));
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}
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Ok(args)
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}
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}
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/// Parse arg into [`PathBuf`] and position.
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pub(crate) fn parse_file(s: &str) -> (PathBuf, Position) {
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let def = || (PathBuf::from(s), Position::default());
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if Path::new(s).exists() {
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return def();
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}
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split_path_row_col(s)
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.or_else(|| split_path_row(s))
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.unwrap_or_else(def)
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}
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/// Split file.rs:10:2 into [`PathBuf`], row and col.
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///
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/// Does not validate if file.rs is a file or directory.
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fn split_path_row_col(s: &str) -> Option<(PathBuf, Position)> {
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let mut s = s.rsplitn(3, ':');
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let col: usize = s.next()?.parse().ok()?;
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let row: usize = s.next()?.parse().ok()?;
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let path = s.next()?.into();
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let pos = Position::new(row.saturating_sub(1), col.saturating_sub(1));
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Some((path, pos))
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}
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/// Split file.rs:10 into [`PathBuf`] and row.
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///
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/// Does not validate if file.rs is a file or directory.
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fn split_path_row(s: &str) -> Option<(PathBuf, Position)> {
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let (path, row) = s.rsplit_once(':')?;
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let row: usize = row.parse().ok()?;
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let path = path.into();
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let pos = Position::new(row.saturating_sub(1), 0);
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Some((path, pos))
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}
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