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use std::fs::File;
use std::io::Read;
use serde_derive::Deserialize;
#[derive(Deserialize)]
pub struct Config {
pub bot_token: String,
pub log_file: String,
pub db_file: String,
}
impl Config {
// Read config file. Panic if any error occurs.
pub fn from_file(file_path: &str) -> Config {
let mut file = File::open(file_path)
.unwrap_or_else(|_| panic!("cannot open file {}", file_path));
let mut config = String::new();
file.read_to_string(&mut config)
.unwrap_or_else(|_| panic!("cannot read config file {}", file_path));
return serde_json::from_str(config.as_str())
.expect("cannot decode config file in JSON");
}
}
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