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use dialoguer::{theme::ColorfulTheme, Completion, Input};
fn main() {
println!("Use the Right arrow or Tab to complete your command");
let completion = MyCompletion::default();
Input::<String>::with_theme(&ColorfulTheme::default())
.with_prompt("dialoguer")
.completion_with(&completion)
.interact_text()
.unwrap();
}
struct MyCompletion {
options: Vec<String>,
}
impl Default for MyCompletion {
fn default() -> Self {
MyCompletion {
options: vec![
"orange".to_string(),
"apple".to_string(),
"banana".to_string(),
],
}
}
}
impl Completion for MyCompletion {
/// Simple completion implementation based on substring
fn get(&self, input: &str) -> Option<String> {
let matches = self
.options
.iter()
.filter(|option| option.starts_with(input))
.collect::<Vec<_>>();
if matches.len() == 1 {
Some(matches[0].to_string())
} else {
None
}
}
}
|
