mirror of
https://github.com/nushell/reedline.git
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* ide style completions * descriptions * truncate suggestion & description * border width * clippy & typos * run cargo fmt * add with_description_offset to builder * fix empty description * minimize description padding * rework working details handling + fix CI * add tests + change split function * fix multiline prompt cursor pos
59 lines
1.8 KiB
Rust
59 lines
1.8 KiB
Rust
// Create a reedline object with tab completions support
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// cargo run --example completions
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//
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// "t" [Tab] will allow you to select the completions "test" and "this is the reedline crate"
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// [Enter] to select the chosen alternative
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use reedline::{
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default_emacs_keybindings, DefaultCompleter, DefaultPrompt, Emacs, IdeMenu, KeyCode,
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KeyModifiers, Keybindings, Reedline, ReedlineEvent, ReedlineMenu, Signal,
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};
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use std::io;
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fn add_menu_keybindings(keybindings: &mut Keybindings) {
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keybindings.add_binding(
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KeyModifiers::NONE,
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KeyCode::Tab,
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ReedlineEvent::UntilFound(vec![
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ReedlineEvent::Menu("completion_menu".to_string()),
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ReedlineEvent::MenuNext,
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]),
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);
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}
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fn main() -> io::Result<()> {
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let commands = vec![
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"test".into(),
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"hello world".into(),
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"hello world reedline".into(),
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"this is the reedline crate".into(),
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];
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let completer = Box::new(DefaultCompleter::new_with_wordlen(commands, 2));
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// Use the interactive menu to select options from the completer
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let completion_menu = Box::new(IdeMenu::default().with_name("completion_menu"));
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let mut keybindings = default_emacs_keybindings();
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add_menu_keybindings(&mut keybindings);
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let edit_mode = Box::new(Emacs::new(keybindings));
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let mut line_editor = Reedline::create()
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.with_completer(completer)
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.with_menu(ReedlineMenu::EngineCompleter(completion_menu))
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.with_edit_mode(edit_mode);
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let prompt = DefaultPrompt::default();
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loop {
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let sig = line_editor.read_line(&prompt)?;
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match sig {
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Signal::Success(buffer) => {
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println!("We processed: {buffer}");
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}
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Signal::CtrlD | Signal::CtrlC => {
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println!("\nAborted!");
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break Ok(());
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}
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}
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}
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}
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