// (c) 2016 Productize SPRL <joost@productize.be>

use std::fs::File;
use std::io::Read;
use std::io::Write;
use std::path::Path;

use Result;

/// read a file
pub fn read_file<P>(path: P) -> Result<String>
    where P: AsRef<Path>
{
    let mut f = File::open(path)?;
    let mut s = String::new();
    f.read_to_string(&mut s)?;
    Ok(s)
}

/// write a file
pub fn write_file<P>(name: P, data: &str) -> Result<()>
    where P: AsRef<Path>
{
    let mut f = match File::create(&name) {
            Ok(f) => Ok(f),
            Err(err) => {
                Err(format!("create error in file '{}': {}",
                            name.as_ref().display(),
                            err))
            }
        }
        ?;
    match write!(&mut f, "{}", data) {
            Ok(f) => Ok(f),
            Err(err) => Err(format!("write error in file '{}': {}", name.as_ref().display(), err)),
        }
        ?;

    Ok(())

}