sql_db_mapper 0.0.2

Maps a SQL database to rust structs and functions
Documentation 
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use structopt::StructOpt;
use postgres::{Client, NoTls};
use std::{
	fs::File,
	io::Write
};
use sql_db_mapper::{
	format_rust,
	connection::*,
	Opt,
	VERSION,
};

use sql_db_mapper::ast_convert::*;

fn main() {
	let opt = Opt::from_args();

	let conn = Client::connect(&opt.conn_string, NoTls).expect("Failed to connect to database, please check your connection string and try again");

	if opt.sync {
		println!(r#"
[dependencies]
sql_db_mapper_core = {{ version = "{}", features=["sync"] }}
postgres-types = "0.1"
"#, VERSION);
	} else {
		println!(r#"
[dependencies]
sql_db_mapper_core = "{}"
postgres-types = "0.1"
async-trait = "0.1.22"
"#, VERSION);
	}

	let mut conn = MyClient::new(conn);
	let full_db = conn.get_all();

	let code_string = full_db.as_string(&opt);

	let final_str =
		if opt.ugly {
			code_string
		} else {
			format_rust(&code_string)
		};

	if let Some(output_file) = opt.output {
		let f = File::create(output_file);
		match f {
			Ok(mut f) => f.write_all(final_str.as_bytes()).expect("failed to write to file"),
			Err(e) => {
				eprintln!("Error ({}) while opening output file. Writing output to stdout just in case", e);
				println!("{}", final_str);
			}
		}
	} else {
		println!("{}", final_str);
	}
}