module Std::Io {

extern func PrintLine(s: String);
extern func Print(s: String);
extern func PrintInt(n: int);
extern func PrintFloat(f: float64);
extern func PrintBool(b: bool);
extern func ReadLine() -> String;
extern func bux_read_file(path: String) -> String;
extern func bux_write_file(path: String, content: String) -> int;
extern func bux_file_exists(path: String) -> int;

func ReadFile(path: String) -> String {
    return bux_read_file(path);
}

func WriteFile(path: String, content: String) -> bool {
    let r: int = bux_write_file(path, content);
    return r != 0;
}

func FileExists(path: String) -> bool {
    let r: int = bux_file_exists(path);
    return r != 0;
}

}