seq.ngs

#!/usr/bin/env ngs

# Demonstrates main() usage.
# Note that main() facility is work in progress

# Depending on the number of command line arguments,
# the appropriate main() will be invoked by the bootstrap process.
# This behaviour is consistent with multi-dispatch
# everywhere else in the language.


F is_round(r:Real) r == round(r)

F main(first:Real, increment:Real, last:Real) {

	fmt = if is_round(first) and is_round(increment)
		F(r:Real) Str(r).split('.')[0]
	else
		Str

	for(r = first; r <= last; r = r + increment) {
		r.fmt().echo()
	}
}

F main(first:Real, last:Real) main(first, 1.0, last)
F main(last:Real) main(1.0, 1.0, last)