1 files changed, 34 insertions, 0 deletions
diff --git a/module/sets.m b/module/sets.m
new file mode 100644
index 00000000..aae67150
--- /dev/null
+++ b/module/sets.m
@@ -0,0 +1,34 @@
+Sets: module {
+	A: con 2r1010;
+	B: con 2r1100;
+
+	PATH: con "/dis/lib/sets.dis";
+
+	init:		fn();
+	set:		fn(): Set;
+	str2set:	fn(str: string): Set;
+	bytes2set:	fn(d: array of byte): Set;
+	Set: adt {
+		m:	int;
+		a:	array of int;
+
+		X:		fn(s1: self Set, o: int, s2: Set): Set;
+		add:		fn(s: self Set, n: int): Set;
+		addlist:	fn(s: self Set, ns: list of int): Set;
+		# dellist:	fn(s: self Set, ns: list of int): Set;
+		del:		fn(s: self Set, n: int): Set;
+		invert:	fn(s: self Set): Set;
+
+		eq:		fn(s1: self Set, s2: Set): int;
+		holds:	fn(s: self Set, n: int): int;
+		isempty:	fn(s: self Set): int;
+		msb:		fn(s: self Set): int;
+		limit:		fn(s: self Set): int;
+
+		str:		fn(s: self Set): string;
+		bytes:	fn(s: self Set, n: int): array of byte;
+		debugstr:	fn(s: self Set): string;
+	};
+	All: con Set(~0, nil);
+	None: con Set(0, nil);
+};