summaryrefslogtreecommitdiffhomepage
path: root/dev/CompilerKit/ErrorOr.h
blob: ac42c19f3e0ecb94b3c426b910eb5641170d5bd8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
/*
 *	========================================================
 *
 *	CompilerKit
 * 	Copyright (C) 2024-2025 Amlal El Mahrouss, Licensed under the Apache 2.0 license.
 *
 * 	========================================================
 */

#pragma once

/// =========================================================== ///
/// @file ErrorOr.h
/// @author Amlal El Mahrouss
/// @brief ErrorOr for CompilerKit.
/// =========================================================== ///

#include <CompilerKit/Defines.h>
#include <CompilerKit/ErrorID.h>
#include <CompilerKit/Ref.h>
#include <CompilerKit/StringKit.h>

namespace CompilerKit {
using ErrorT = Int32;

template <typename T>
class ErrorOr final {
 public:
  ErrorOr()  = default;
  ~ErrorOr() = default;

 public:
  explicit ErrorOr(ErrorT err) : mId(err) {}
  explicit ErrorOr(nullPtr null) {}
  explicit ErrorOr(T klass) : mRef(klass) {}

  ErrorOr& operator=(const ErrorOr&) = default;
  ErrorOr(const ErrorOr&)            = default;

  Ref<T> Leak() { return mRef; }

  ErrorT Error() { return mId; }

  Bool HasError() { return mId != NECTI_SUCCESS; }

  explicit operator bool() { return mRef; }

 private:
  Ref<T> mRef;
  ErrorT mId{0};
};

using ErrorOrAny    = ErrorOr<VoidPtr>;
using ErrorOrString = ErrorOr<STLString>;
}  // namespace CompilerKit