sn0int 0.25.0

Semi-automatic OSINT framework and package manager
Documentation 
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use crate::errors::*;

use crate::engine::ctx::State;
use crate::engine::structs::byte_array;
use crate::hlua::{self, AnyLuaValue};
use std::fmt::Write;
use std::sync::Arc;

// TODO: consider deprecating this function, replace with hex_{en,de}code and hex_custom_{en,de}code
pub fn hex(lua: &mut hlua::Lua, state: Arc<dyn State>) {
    lua.set("hex", hlua::function1(move |bytes: AnyLuaValue| -> Result<String> {
        byte_array(bytes)
            .map_err(|err| state.set_error(err))
            .map(|bytes| {
                let mut out = String::new();

                for b in bytes {
                    write!(out, "{:02x}", b).expect("out of memory");
                }

                out
            })
    }))
}