grid-sdk 0.1.3

Hyperledger Grid is a platform for building supply chain solutions that include distributed ledger components. It provides a growing set of tools that accelerate development for supply chain smart contractsand client interfaces.
Documentation 
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

// Copyright 2018-2020 Cargill Incorporated
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

use std::error::Error;
use std::fmt;

use crate::error::{ConstraintViolationError, InternalError, ResourceTemporarilyUnavailableError};

/// Represents CommitStore errors
#[derive(Debug)]
pub enum CommitStoreError {
    InternalError(InternalError),
    ConstraintViolationError(ConstraintViolationError),
    ResourceTemporarilyUnavailableError(ResourceTemporarilyUnavailableError),
    NotFoundError(String),
}

impl Error for CommitStoreError {
    fn source(&self) -> Option<&(dyn Error + 'static)> {
        match self {
            CommitStoreError::InternalError(err) => Some(err),
            CommitStoreError::ConstraintViolationError(err) => Some(err),
            CommitStoreError::ResourceTemporarilyUnavailableError(err) => Some(err),
            CommitStoreError::NotFoundError(_) => None,
        }
    }
}

impl fmt::Display for CommitStoreError {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        match self {
            CommitStoreError::InternalError(err) => err.fmt(f),
            CommitStoreError::ConstraintViolationError(err) => err.fmt(f),
            CommitStoreError::ResourceTemporarilyUnavailableError(err) => err.fmt(f),
            CommitStoreError::NotFoundError(ref s) => write!(f, "Commit not found: {}", s),
        }
    }
}

/// Represents CommitEvent errors
#[derive(Debug)]
pub enum CommitEventError {
    InternalError(InternalError),
    ResourceTemporarilyUnavailableError(ResourceTemporarilyUnavailableError),
}

impl Error for CommitEventError {
    fn source(&self) -> Option<&(dyn Error + 'static)> {
        match self {
            CommitEventError::InternalError(err) => Some(err),
            CommitEventError::ResourceTemporarilyUnavailableError(err) => Some(err),
        }
    }
}

impl fmt::Display for CommitEventError {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        match self {
            CommitEventError::InternalError(err) => err.fmt(f),
            CommitEventError::ResourceTemporarilyUnavailableError(err) => err.fmt(f),
        }
    }
}