ziglings.org/patches/patches/058_quiz7.patch

195,196c195,196
<             .place => print("{s}", .{p.name}),
<             .path => print("--{}->", .{p.dist}),
---
>             .place => |p| print("{s}", .{p.name}),
>             .path => |p| print("--{}->", .{p.dist}),
258c258
<             if (place == entry.*.?.place) return entry;
---
>             if (place == entry.*.?.place) return &entry.*.?;
312c312
<     fn getTripTo(self: *HermitsNotebook, trip: []?TripItem, dest: *Place) void {
---
>     fn getTripTo(self: *HermitsNotebook, trip: []?TripItem, dest: *Place) TripError!void {