runtime-fmt 0.4.1

Runtime-based string formatting
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#[macro_use] extern crate runtime_fmt;

fn main() {
	let format_string = "Hello, {}!";
	rt_println!(format_string, "world").unwrap();
	rt_println!("bogus value {}").unwrap_err();
	rt_println!("bogus}{string").unwrap_err();
}