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#[cfg(feature = "std")]
use std::{
    fs::File,
    io::{self, prelude::*, BufReader},
    path::Path,
};

#[cfg(feature = "std")]
pub fn file_get_contents<P: AsRef<Path>>(filename: P) -> io::Result<String> {
    let file = File::open(filename)?;
    let mut buf_reader = BufReader::new(file);
    let mut contents = String::new();
    buf_reader.read_to_string(&mut contents)?;
    Ok(contents)
}