diff options
Diffstat (limited to 'helix-term/src/health.rs')
| -rw-r--r-- | helix-term/src/health.rs | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/helix-term/src/health.rs b/helix-term/src/health.rs new file mode 100644 index 00000000..5ef20d93 --- /dev/null +++ b/helix-term/src/health.rs @@ -0,0 +1,221 @@ +use crossterm::style::{Color, Print, Stylize}; +use helix_core::{ + config::{default_syntax_loader, user_syntax_loader}, + syntax::load_runtime_file, +}; + +#[derive(Copy, Clone)] +pub enum TsFeature { + Highlight, + TextObject, + AutoIndent, +} + +impl TsFeature { + pub fn all() -> &'static [Self] { + &[Self::Highlight, Self::TextObject, Self::AutoIndent] + } + + pub fn runtime_filename(&self) -> &'static str { + match *self { + Self::Highlight => "highlights.scm", + Self::TextObject => "textobjects.scm", + Self::AutoIndent => "indents.toml", + } + } + + pub fn long_title(&self) -> &'static str { + match *self { + Self::Highlight => "Syntax Highlighting", + Self::TextObject => "Treesitter Textobjects", + Self::AutoIndent => "Auto Indent", + } + } + + pub fn short_title(&self) -> &'static str { + match *self { + Self::Highlight => "Highlight", + Self::TextObject => "Textobject", + Self::AutoIndent => "Indent", + } + } +} + +/// Display general diagnostics. +pub fn general() { + let config_file = helix_core::config_file(); + let lang_file = helix_core::lang_config_file(); + let log_file = helix_core::log_file(); + let rt_dir = helix_core::runtime_dir(); + + if config_file.exists() { + println!("Config file: {}", config_file.display()); + } else { + println!("Config file: default") + } + if lang_file.exists() { + println!("Language file: {}", lang_file.display()); + } else { + println!("Language file: default") + } + println!("Log file: {}", log_file.display()); + println!("Runtime directory: {}", rt_dir.display()); + + if let Ok(path) = std::fs::read_link(&rt_dir) { + let msg = format!("Runtime directory is symlinked to {}", path.display()); + println!("{}", msg.yellow()); + } + if !rt_dir.exists() { + println!("{}", "Runtime directory does not exist.".red()); + } + if rt_dir.read_dir().ok().map(|it| it.count()) == Some(0) { + println!("{}", "Runtime directory is empty.".red()); + } +} + +pub fn languages_all() { + let mut syn_loader_conf = user_syntax_loader().unwrap_or_else(|err| { + eprintln!("{}: {}", "Error parsing user language config".red(), err); + eprintln!("{}", "Using default language config".yellow()); + default_syntax_loader() + }); + + let mut headings = vec!["Language", "LSP", "DAP"]; + + for feat in TsFeature::all() { + headings.push(feat.short_title()) + } + + let terminal_cols = crossterm::terminal::size().map(|(c, _)| c).unwrap_or(80); + let column_width = terminal_cols as usize / headings.len(); + + let column = |item: &str, color: Color| { + let data = format!( + "{:column_width$}", + item.get(..column_width - 2) + .map(|s| format!("{s}…")) + .unwrap_or_else(|| item.to_string()) + ) + .stylize() + .with(color); + + // We can't directly use println!() because of + // https://github.com/crossterm-rs/crossterm/issues/589 + let _ = crossterm::execute!(std::io::stdout(), Print(data)); + }; + + for heading in headings { + column(heading, Color::White); + } + println!(); + + syn_loader_conf + .language + .sort_unstable_by_key(|l| l.language_id.clone()); + + let check_binary = |cmd: Option<String>| match cmd { + Some(cmd) => match which::which(&cmd) { + Ok(_) => column(&cmd, Color::Green), + Err(_) => column(&cmd, Color::Red), + }, + None => column("None", Color::Yellow), + }; + + for lang in &syn_loader_conf.language { + column(&lang.language_id, Color::Reset); + + let lsp = lang + .language_server + .as_ref() + .map(|lsp| lsp.command.to_string()); + check_binary(lsp); + + let dap = lang.debugger.as_ref().map(|dap| dap.command.to_string()); + check_binary(dap); + + for ts_feat in TsFeature::all() { + match load_runtime_file(&lang.language_id, ts_feat.runtime_filename()).is_ok() { + true => column("Found", Color::Green), + false => column("Not Found", Color::Red), + } + } + + println!(); + } +} + +/// Display diagnostics pertaining to a particular language (LSP, +/// highlight queries, etc). +pub fn language(lang_str: String) { + let syn_loader_conf = user_syntax_loader().unwrap_or_else(|err| { + eprintln!("{}: {}", "Error parsing user language config".red(), err); + eprintln!("{}", "Using default language config".yellow()); + default_syntax_loader() + }); + + let lang = match syn_loader_conf + .language + .iter() + .find(|l| l.language_id == lang_str) + { + Some(l) => l, + None => { + let msg = format!("Language '{lang_str}' not found"); + println!("{}", msg.red()); + let suggestions: Vec<&str> = syn_loader_conf + .language + .iter() + .filter(|l| l.language_id.starts_with(lang_str.chars().next().unwrap())) + .map(|l| l.language_id.as_str()) + .collect(); + if !suggestions.is_empty() { + let suggestions = suggestions.join(", "); + println!("Did you mean one of these: {} ?", suggestions.yellow()); + } + return; + } + }; + + probe_protocol( + "language server", + lang.language_server + .as_ref() + .map(|lsp| lsp.command.to_string()), + ); + + probe_protocol( + "debug adapter", + lang.debugger.as_ref().map(|dap| dap.command.to_string()), + ); + + for ts_feat in TsFeature::all() { + probe_treesitter_feature(&lang_str, *ts_feat) + } +} + +/// Display diagnostics about LSP and DAP. +fn probe_protocol(protocol_name: &str, server_cmd: Option<String>) { + let cmd_name = match server_cmd { + Some(ref cmd) => cmd.as_str().green(), + None => "None".yellow(), + }; + println!("Configured {}: {}", protocol_name, cmd_name); + + if let Some(cmd) = server_cmd { + let path = match which::which(&cmd) { + Ok(path) => path.display().to_string().green(), + Err(_) => "Not found in $PATH".to_string().red(), + }; + println!("Binary for {}: {}", protocol_name, path); + } +} + +/// Display diagnostics about a feature that requires tree-sitter +/// query files (highlights, textobjects, etc). +fn probe_treesitter_feature(lang: &str, feature: TsFeature) { + let found = match load_runtime_file(lang, feature.runtime_filename()).is_ok() { + true => "Found".green(), + false => "Not found".red(), + }; + println!("{} queries: {}", feature.short_title(), found); +} |