deallocation fix

zigsonnum/soundnode.zig

@@ -16,6 +16,8 @@ const prnt = utility.prnt;
 
 pub const SoundNode = struct {
 	
+	allocator: Allocator,
+	
 	name: []const u8 = "soundnode",
 	location: Pnt = Pnt{.x = 0, .y = 0, .z = 0},
 	
@@ -26,23 +28,28 @@ pub const SoundNode = struct {
 	
 	pub fn init(allocator: Allocator, name: []const u8) !SoundNode {
 		
-		var air_in = ArrayList(*SoundNode).init(allocator);
+		const air_in = ArrayList(*SoundNode).init(allocator);
-		defer air_in.deinit();
+		const wire_in = ArrayList(*SoundNode).init(allocator);
-		
+		const freqmap = AutoHashMap(u64, f16).init(allocator);
-		var wire_in = ArrayList(*SoundNode).init(allocator);
-		defer wire_in.deinit();
-		
-		var freqmap = AutoHashMap(u64, f16).init(allocator);
-		defer freqmap.deinit();
 		
 		return .{
+			.allocator = allocator,
+			.name = name,
 			.air_in = air_in,
 			.wire_in = wire_in,
-			.name = name,
 			.freqmap = freqmap,
 		};
+				
+	}
+
+	pub fn deinit(self: *SoundNode) void {
+		
+		self.air_in.deinit();
+		self.wire_in.deinit();
+		self.freqmap.deinit();
 		
 	}
+		
 };
 
 pub fn singleSineTick(st: *SoundSettings, freq: f16, t: u64) f64 {
@@ -56,7 +63,11 @@ pub fn main() !void {
 	const allocator = gpa.allocator();
 	
 	var sn1: SoundNode = try SoundNode.init(allocator, "left_sink");
+	defer sn1.deinit();
+	
 	var sn2: SoundNode = try SoundNode.init(allocator, "right_sink");
+	defer sn2.deinit();
+	
 	sn2.location.x = -5;
 	sn1.location.x = 4;
 	try sn1.air_in.append(&sn2);