source: src/libcfa/containers/result @ cc38669

aaron-thesisarm-ehcleanup-dtorsdeferred_resndemanglerjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprnew-envno_listpersistent-indexerresolv-newwith_gc
Last change on this file since cc38669 was 64fc0ba, checked in by Thierry Delisle <tdelisle@…>, 5 years ago

Added maybe and result to libcfa makefiles and made some minor fixes

  • Property mode set to 100644
File size: 1.4 KB
Line 
1//
2// Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo
3//
4// The contents of this file are covered under the licence agreement in the
5// file "LICENCE" distributed with Cforall.
6//
7// result -- Contains the expected value or an error value.
8//
9// Author           : Andrew Beach
10// Created On       : Wed May 25 14:45:00 2017
11// Last Modified By : Andrew Beach
12// Last Modified On : Wed May 25 16:57:00 2017
13// Update Count     : 1
14//
15
16
17#ifndef RESULT_H
18#define RESULT_H
19
20#include <stdbool.h>
21
22// DO NOT USE DIRECTLY!
23forall(otype T, otype E)
24union inner_result{
25        T value;
26        E error;
27};
28
29forall(otype T, otype E)
30struct result {
31        bool has_value;
32        inner_result(T, E);
33};
34
35
36forall(otype T, otype E)
37void ?{}(result(T, E) * this);
38
39forall(otype T, otype E)
40void ?{}(result(T, E) * this, one_t, T value);
41
42forall(otype T, otype E)
43void ?{}(result(T, E) * this, zero_t, E error);
44
45forall(otype T, otype E)
46void ?{}(result(T, E) * this, result(T, E) other);
47
48forall(otype T, otype E)
49void ^?{}(result(T, E) * this);
50
51forall(otype T, otype E)
52bool ?!=?(result(T, E) this, zero_t);
53
54forall(otype T, otype E)
55result(T, E) result_value(T value);
56
57forall(otype T, otype E)
58result(T, E) result_error(E error);
59
60forall(otype T, otype E)
61bool has_value(result(T, E) * this);
62
63forall(otype T, otype E)
64T get(result(T, E) * this);
65
66forall(otype T, otype E)
67E get_error(result(T, E) * this);
68
69#endif // RESULT_H
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