getOrPutContextAdapted

        pub fn getOrPutContextAdapted(self: *Self, allocator: Allocator, key: anytype, key_ctx: anytype, ctx: Context) Allocator.Error!GetOrPutResult {
            {
                self.pointer_stability.lock();
                defer self.pointer_stability.unlock();
                self.growIfNeeded(allocator, 1, ctx) catch |err| {
                    // If allocation fails, try to do the lookup anyway.
                    // If we find an existing item, we can return it.
                    // Otherwise return the error, we could not add another.
                    const index = self.getIndex(key, key_ctx) orelse return err;
                    return GetOrPutResult{
                        .key_ptr = &self.keys()[index],
                        .value_ptr = &self.values()[index],
                        .found_existing = true,
                    };
                };
            }
            return self.getOrPutAssumeCapacityAdapted(key, key_ctx);
        }