/+ dub.sdl:
+/
import std.exception;
import std.path;
import std.process;
import std.stdio;
void main(in string[] args)
{
enforce(args.length > 1);
const string msg = args[1];
const path = buildPath(environment["DUB_PACKAGE_DIR"], "source", "app.d");
auto file = File(path, "w");
file.writeln(`import std.stdio;`);
file.writeln();
file.writeln(`void main() {`);
file.writefln(` writeln("%s");`, msg);
file.writeln(`}`);
}