use std::fs::File;
use std::io::prelude::*;
use std::io::BufReader;
use crate::core::context::Context;
pub fn file<T: Context>(mut context: T, file_name: &str) -> T {
let file = File::open(file_name).unwrap();
let mut buf_reader = BufReader::new(file);
let mut contents = Vec::new();
let _ = buf_reader.read_to_end(&mut contents);
context.set_body(contents);
context
}