summaryrefslogtreecommitdiffstats
path: root/src/fail.rs
blob: a6f8abe91cd092d5f48bc9d5fe1e163b94b8f718 (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
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
use failure;
use failure::Fail;
use failure::Backtrace;

use std::path::PathBuf;

pub type HResult<T> = Result<T, HError>;

#[derive(Fail, Debug)]
pub enum HError {
    #[fail(display = "IO error: {}", error)]
    IoError{#[cause] error: std::io::Error},
    #[fail(display = "Mutex failed")]
    MutexError,
    #[fail(display = "Can't lock!")]
    TryLockError,
    #[fail(display = "Channel failed: {}", error)]
    ChannelTryRecvError{#[cause] error: std::sync::mpsc::TryRecvError},
    #[fail(display = "Channel failed: {}", error)]
    ChannelRecvError{#[cause] error: std::sync::mpsc::RecvError},
    #[fail(display = "Channel failed")]
    ChannelSendError,
    #[fail(display = "Previewer failed on file: {}", file)]
    PreviewFailed{file: String},
    #[fail(display = "StalePreviewer for file: {}", file)]
    StalePreviewError{file: String},
    #[fail(display = "Failed: {}", error)]
    Error{#[cause] error: failure::Error },
    #[fail(display = "Was None!")]
    NoneError,
    #[fail(display = "Not ready yet!")]
    WillBeNotReady(Backtrace),
    #[fail(display = "No widget found")]
    NoWidgetError(Backtrace),
    #[fail(display = "Path: {:?} not in this directory: {:?}", path, dir)]
    WrongDirectoryError{ path: PathBuf, dir: PathBuf },
    #[fail(display = "Widget finnished")]
    PopupFinnished,
    #[fail(display = "No completions found")]
    NoCompletionsError,
    #[fail(display = "No more history")]
    NoHistoryError,
    #[fail(display = "No core for widget")]
    NoWidgetCoreError(Backtrace),
    #[fail(display = "No header for widget")]
    NoHeaderError,
    #[fail(display = "You wanted this!")]
    Quit
}

impl HError {
    pub fn quit() -> HResult<()> {
        Err(HError::Quit)
    }
}

pub trait ErrorLog where Self: Sized {
    fn log(self) {}
}

impl<T> ErrorLog for HResult<T> {
    fn log(self) {
        if let Err(err) = self {
            eprintln!("{:?}", err);
        }
    }
}




// impl From<&HError> for HError {
//     fn from(error: &HError) -> Self {
//         dbg!(&error);
//         (error.clone())
//     }
// }

impl From<std::io::Error> for HError {
    fn from(error: std::io::Error) -> Self {
        dbg!(&error);
        HError::IoError { error: error }
    }
}

impl From<failure::Error> for HError {
    fn from(error: failure::Error) -> Self {
        dbg!(&error);
        HError::Error { error: error }
    }
}

impl From<std::sync::mpsc::TryRecvError> for HError {
    fn from(error: std::sync::mpsc::TryRecvError) -> Self {
        dbg!(&error);
        HError::ChannelTryRecvError { error: error }
    }
}

impl From<std::sync::mpsc::RecvError> for HError {
    fn from(error: std::sync::mpsc::RecvError) -> Self {
        dbg!(&error);
        HError::ChannelRecvError { error: error }
    }
}

impl<T> From<std::sync::mpsc::SendError<T>> for HError {
    fn from(error: std::sync::mpsc::SendError<T>) -> Self {
        dbg!(&error);
        HError::ChannelSendError
    }
}

impl<T> From<std::sync::PoisonError<T>> for HError {
    fn from(_: std::sync::PoisonError<T>) -> Self {
        dbg!("Poisoned Mutex");
        HError::MutexError
    }
}

impl<T> From<std::sync::TryLockError<T>> for HError {
    fn from(error: std::sync::TryLockError<T>) -> Self {
        dbg!(&error);
        HError::TryLockError
    }
}

impl From<std::option::NoneError> for HError {
    fn from(error: std::option::NoneError) -> Self {
        dbg!(&error);
        HError::NoneError
    }
}