ff-cli 0.1.0

A pluggable command-line framework for extensible CLI applications
Documentation 
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use anyhow::Result;
use serde::{Deserialize, Serialize};
use std::collections::HashMap;

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct PluginMetadata {
    pub name: String,
    pub version: String,
    pub description: String,
    pub author: String,
}

pub trait Command: Send + Sync {
    fn name(&self) -> &str;
    #[allow(dead_code)]
    fn description(&self) -> &str;
    fn execute(&self, args: &[String]) -> Result<()>;
}

pub struct PluginRegistry {
    commands: HashMap<String, Box<dyn Command>>,
}

impl PluginRegistry {
    pub fn new() -> Self {
        Self {
            commands: HashMap::new(),
        }
    }

    pub fn register_command(&mut self, command: Box<dyn Command>) {
        let name = command.name().to_string();
        self.commands.insert(name, command);
    }

    pub fn get_command(&self, name: &str) -> Option<&dyn Command> {
        self.commands.get(name).map(|cmd| cmd.as_ref())
    }

    #[allow(dead_code)]
    pub fn list_commands(&self) -> Vec<&str> {
        self.commands.keys().map(|s| s.as_str()).collect()
    }
}

impl Default for PluginRegistry {
    fn default() -> Self {
        Self::new()
    }
}