pub const Point = packed struct {
    x: u16 = 0,
    y: u16 = 0,

    pub fn add(a: @This(), b: @This()) @This() {
        return .{
            .x = a.x + b.x,
            .y = a.y + b.y,
        };
    }

    pub fn max(a: @This(), b: @This()) @This() {
        return .{
            .x = @max(a.x, b.x),
            .y = @max(a.y, b.y),
        };
    }

    test "adding" {
        const testing = @import("std").testing;

        const a: @This() = .{
            .x = 10,
            .y = 20,
        };

        const b: @This() = .{
            .x = 20,
            .y = 10,
        };

        try testing.expectEqual(@This(){
            .x = 30,
            .y = 30,
        }, a.add(b));
    }

    test "maximum" {
        const testing = @import("std").testing;

        const a: @This() = .{
            .x = 10,
            .y = 20,
        };

        const b: @This() = .{
            .x = 20,
            .y = 10,
        };

        try testing.expectEqual(@This(){
            .x = 20,
            .y = 20,
        }, a.max(b));
    }
};

test {
    _ = Point;
}