leo_interpreter/
dialoguer_input.rs

1// Copyright (C) 2019-2025 Provable Inc.
2// This file is part of the Leo library.
3
4// The Leo library is free software: you can redistribute it and/or modify
5// it under the terms of the GNU General Public License as published by
6// the Free Software Foundation, either version 3 of the License, or
7// (at your option) any later version.
8
9// The Leo library is distributed in the hope that it will be useful,
10// but WITHOUT ANY WARRANTY; without even the implied warranty of
11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12// GNU General Public License for more details.
13
14// You should have received a copy of the GNU General Public License
15// along with the Leo library. If not, see <https://www.gnu.org/licenses/>.
16
17use super::ui::{Ui, UserData};
18
19use colored::*;
20
21pub struct DialoguerUi {
22    history: dialoguer::BasicHistory,
23}
24
25impl DialoguerUi {
26    pub fn new() -> Self {
27        DialoguerUi { history: dialoguer::BasicHistory::new() }
28    }
29}
30
31impl Ui for DialoguerUi {
32    fn display_user_data(&mut self, data: &UserData<'_>) {
33        if let Some(result) = data.result {
34            println!("{}: {}", "Result".bold(), result.bright_cyan());
35        }
36        println!("{}", data.message);
37        if let Some(highlight_span) = data.highlight {
38            let first = data.code.get(0..highlight_span.0).expect("spans should be valid");
39            let second = data.code.get(highlight_span.0..highlight_span.1).expect("spans should be valid");
40            let third = data.code.get(highlight_span.1..).expect("spans should be valid");
41            println!("{first}{}{third}", second.red());
42        } else {
43            println!("{}", data.code);
44        }
45
46        for (i, future) in data.futures.iter().enumerate() {
47            println!("{i:>4}: {future}");
48        }
49
50        for (i, watchpoint) in data.watchpoints.iter().enumerate() {
51            println!("{i:>4}: {watchpoint}");
52        }
53    }
54
55    fn receive_user_input(&mut self) -> String {
56        dialoguer::Input::with_theme(&dialoguer::theme::ColorfulTheme::default())
57            .with_prompt("Command?")
58            .history_with(&mut self.history)
59            .interact_text()
60            .unwrap()
61    }
62}
leo_interpreter/dialoguer_input.rs

leo_interpreter/
dialoguer_input.rs
