From 1573a8c4cde1cd9528b422b2dcc598e37ffe94a7 Mon Sep 17 00:00:00 2001
From: jacqueline <me@jacqueline.id.au>
Date: Thu, 2 May 2024 19:12:26 +1000
Subject: WIP merge cyclically dependent components into one big component

---
 src/database/include/future_fetcher.hpp | 62 ---------------------------------
 1 file changed, 62 deletions(-)
 delete mode 100644 src/database/include/future_fetcher.hpp

(limited to 'src/database/include/future_fetcher.hpp')

diff --git a/src/database/include/future_fetcher.hpp b/src/database/include/future_fetcher.hpp
deleted file mode 100644
index e8ce9729..00000000
--- a/src/database/include/future_fetcher.hpp
+++ /dev/null
@@ -1,62 +0,0 @@
-/*
- * Copyright 2023 jacqueline <me@jacqueline.id.au>
- *
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-#pragma once
-
-#include <memory>
-#include <utility>
-
-#include "database.hpp"
-
-namespace database {
-
-/*
- * Utility to simplify waiting for a std::future to complete without blocking.
- * Each instance is good for a single future, and does not directly own anything
- * other than the future itself.
- */
-template <typename T>
-class FutureFetcher {
- public:
-  explicit FutureFetcher(std::future<T>&& fut)
-      : is_consumed_(false), fut_(std::move(fut)) {}
-
-  /*
-   * Returns whether or not the underlying future is still awaiting async work.
-   */
-  auto Finished() -> bool {
-    if (!fut_.valid()) {
-      return true;
-    }
-    if (fut_.wait_for(std::chrono::seconds(0)) != std::future_status::ready) {
-      return false;
-    }
-    return true;
-  }
-
-  /*
-   * Returns the result of the future, and releases ownership of the underling
-   * resource. Will return an absent value if the future became invalid (e.g.
-   * the promise associated with it was destroyed.)
-   */
-  auto Result() -> std::optional<T> {
-    assert(!is_consumed_);
-    if (is_consumed_) {
-      return {};
-    }
-    is_consumed_ = true;
-    if (!fut_.valid()) {
-      return {};
-    }
-    return fut_.get();
-  }
-
- private:
-  bool is_consumed_;
-  std::future<T> fut_;
-};
-
-}  // namespace database
-- 
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