rtlibs-utils 0.1.6

rtools library: utilities
Documentation 
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use super::PromptError;
use super::SEP;

pub struct PromptSelect<T>
where
    T: std::fmt::Display,
{
    message: String,
    options: Vec<T>,
}

impl<T> PromptSelect<T>
where
    T: std::fmt::Display,
{
    pub fn new<S>(
        message: S,
        options: Vec<T>,
    ) -> Self
    where
        S: AsRef<str>,
    {
        let inner = |message: &str| {
            let message = format!("{message}{SEP}");
            Self { message, options }
        };

        inner(message.as_ref())
    }

    pub fn prompt(self) -> Result<T, PromptError>
    {
        let Self { message, options } = self;

        let response = inquire::Select::new(
            &message, options,
        )
        .prompt()?;

        Ok(response)
    }
}