libutils-terminal 9.40.36

//^
//^ HEAD
//^

//> HEAD -> FEATURES
#![feature(const_trait_impl)]
#![feature(const_default)]

//> HEAD -> MODULES
mod action;
mod item;
mod problem;
#[cfg(test)]
mod tests;

//> HEAD -> STD
use std::{
    env::args, 
    sync::LazyLock,
    fs::read_to_string,
    path::PathBuf
};

//> HEAD -> CORE
use core::fmt::{
    Display,
    Debug
};

//> HEAD -> CAGE
use libutils_cage::Cage;

//> HEAD -> PROBLEM
use libutils_threat::Threat;

//> HEAD -> ACTION
use action::Action;

//> HEAD -> ISSUE
use libutils_issue::{
    Issue,
    Severity
};

//> HEAD -> CONSOLE
use libutils_console::{
    Console,
    Argument,
    Handle
};

//> HEAD -> ITEM
use item::Item;


//^
//^ TERMINAL
//^

//> TERMINAL -> INSTANCE
pub static TERMINAL: Terminal = Terminal {
    arguments: LazyLock::new(|| args().map(Argument::from).collect()),
    layout: Cage::default(),
    output: Cage::default()
};

//> TERMINAL -> STRUCT
pub struct Terminal {
    arguments: LazyLock<Vec<Argument>>,
    layout: Cage<Vec<Item>>,
    output: Cage<String>
}

//> TERMINAL -> IMPLEMENTATION
impl Console for Terminal {
    #[inline]
    fn arguments<'valid>(&'valid self) -> &'valid [Argument] {return self.arguments.as_slice()}
    #[inline]
    fn read(&self, filename: &str) -> Result<String, Issue> {return read_to_string(PathBuf::from(filename)).map_err(|error| Issue {
        name: "Failed to read file",
        description: Some(error.to_string()),
        severity: Severity::Error
    })}
    #[inline]
    fn problem(&self, threat: Threat) -> impl Handle {
        self.layout.write(|layout| layout.push(Item::Problem(threat.into())));
        return Action;
    }
    #[inline]
    fn print<Type: Display>(&self, value: Type) -> impl Handle {
        self.layout.write(|layout| layout.push(Item::String(value.to_string())));
        return Action;
    }
    #[inline]
    fn debug<Type: Debug>(&self, value: Type) -> impl Handle {
        self.layout.write(|layout| layout.push(Item::String(format!("{value:#?}"))));
        return Action;
    }
}