shithub: mc

ref: 3821901ac0c5ef909818d887ffe3d4565ecd469d
dir: /lib/std/diriter.myr/

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use "alloc"
use "dir"
use "option"

pkg std =
	type diriter = dir#
	impl iterable diriter -> byte[:]

	const byentry	: (d : dir# -> diriter)
;;

const byentry = {d
	-> (d : diriter)
}

impl iterable diriter -> byte[:] =
	__iternext__ = {itp, valp
:nextfile
		match dirread((itp# : dir#))
		| `Some ".":	goto nextfile
		| `Some "..":	goto nextfile
		| `Some ent:
			valp# = ent
			-> true
		| `None:
			-> false
		;;
	}

	__iterfin__ = {itp, valp
		std.slfree(valp#)
	}
;;