| 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
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175 |
2x
2x
1836x
1836x
1836x
1836x
2x
| /**
* Copyright 2017 Google Inc.
*
* 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.
*/
import * as firestore from '@firebase/firestore-types';
/**
* Error Codes describing the different ways Firestore can fail. These come
* directly from GRPC.
*/
export type Code = firestore.FirestoreErrorCode;
// TODO(mcg): Change to a string enum once we've upgraded to typescript 2.4.
// tslint:disable-next-line:variable-name Intended to look like a TS 2.4 enum
export const Code = {
// Causes are copied from:
// https://github.com/grpc/grpc/blob/bceec94ea4fc5f0085d81235d8e1c06798dc341a/include/grpc%2B%2B/impl/codegen/status_code_enum.h
/** Not an error; returned on success. */
OK: 'ok' as Code,
/** The operation was cancelled (typically by the caller). */
CANCELLED: 'cancelled' as Code,
/** Unknown error or an error from a different error domain. */
UNKNOWN: 'unknown' as Code,
/**
* Client specified an invalid argument. Note that this differs from
* FAILED_PRECONDITION. INVALID_ARGUMENT indicates arguments that are
* problematic regardless of the state of the system (e.g., a malformed file
* name).
*/
INVALID_ARGUMENT: 'invalid-argument' as Code,
/**
* Deadline expired before operation could complete. For operations that
* change the state of the system, this error may be returned even if the
* operation has completed successfully. For example, a successful response
* from a server could have been delayed long enough for the deadline to
* expire.
*/
DEADLINE_EXCEEDED: 'deadline-exceeded' as Code,
/** Some requested entity (e.g., file or directory) was not found. */
NOT_FOUND: 'not-found' as Code,
/**
* Some entity that we attempted to create (e.g., file or directory) already
* exists.
*/
ALREADY_EXISTS: 'already-exists' as Code,
/**
* The caller does not have permission to execute the specified operation.
* PERMISSION_DENIED must not be used for rejections caused by exhausting
* some resource (use RESOURCE_EXHAUSTED instead for those errors).
* PERMISSION_DENIED must not be used if the caller can not be identified
* (use UNAUTHENTICATED instead for those errors).
*/
PERMISSION_DENIED: 'permission-denied' as Code,
/**
* The request does not have valid authentication credentials for the
* operation.
*/
UNAUTHENTICATED: 'unauthenticated' as Code,
/**
* Some resource has been exhausted, perhaps a per-user quota, or perhaps the
* entire file system is out of space.
*/
RESOURCE_EXHAUSTED: 'resource-exhausted' as Code,
/**
* Operation was rejected because the system is not in a state required for
* the operation's execution. For example, directory to be deleted may be
* non-empty, an rmdir operation is applied to a non-directory, etc.
*
* A litmus test that may help a service implementor in deciding
* between FAILED_PRECONDITION, ABORTED, and UNAVAILABLE:
* (a) Use UNAVAILABLE if the client can retry just the failing call.
* (b) Use ABORTED if the client should retry at a higher-level
* (e.g., restarting a read-modify-write sequence).
* (c) Use FAILED_PRECONDITION if the client should not retry until
* the system state has been explicitly fixed. E.g., if an "rmdir"
* fails because the directory is non-empty, FAILED_PRECONDITION
* should be returned since the client should not retry unless
* they have first fixed up the directory by deleting files from it.
* (d) Use FAILED_PRECONDITION if the client performs conditional
* REST Get/Update/Delete on a resource and the resource on the
* server does not match the condition. E.g., conflicting
* read-modify-write on the same resource.
*/
FAILED_PRECONDITION: 'failed-precondition' as Code,
/**
* The operation was aborted, typically due to a concurrency issue like
* sequencer check failures, transaction aborts, etc.
*
* See litmus test above for deciding between FAILED_PRECONDITION, ABORTED,
* and UNAVAILABLE.
*/
ABORTED: 'aborted' as Code,
/**
* Operation was attempted past the valid range. E.g., seeking or reading
* past end of file.
*
* Unlike INVALID_ARGUMENT, this error indicates a problem that may be fixed
* if the system state changes. For example, a 32-bit file system will
* generate INVALID_ARGUMENT if asked to read at an offset that is not in the
* range [0,2^32-1], but it will generate OUT_OF_RANGE if asked to read from
* an offset past the current file size.
*
* There is a fair bit of overlap between FAILED_PRECONDITION and
* OUT_OF_RANGE. We recommend using OUT_OF_RANGE (the more specific error)
* when it applies so that callers who are iterating through a space can
* easily look for an OUT_OF_RANGE error to detect when they are done.
*/
OUT_OF_RANGE: 'out-of-range' as Code,
/** Operation is not implemented or not supported/enabled in this service. */
UNIMPLEMENTED: 'unimplemented' as Code,
/**
* Internal errors. Means some invariants expected by underlying System has
* been broken. If you see one of these errors, Something is very broken.
*/
INTERNAL: 'internal' as Code,
/**
* The service is currently unavailable. This is a most likely a transient
* condition and may be corrected by retrying with a backoff.
*
* See litmus test above for deciding between FAILED_PRECONDITION, ABORTED,
* and UNAVAILABLE.
*/
UNAVAILABLE: 'unavailable' as Code,
/** Unrecoverable data loss or corruption. */
DATA_LOSS: 'data-loss' as Code
};
/**
* An error class used for Firestore-generated errors. Ideally we should be
* using FirebaseError, but integrating with it is overly arduous at the moment,
* so we define our own compatible error class (with a `name` of 'FirebaseError'
* and compatible `code` and `message` fields.)
*/
export class FirestoreError extends Error implements firestore.FirestoreError {
name = 'FirebaseError';
stack?: string;
constructor(readonly code: Code, readonly message: string) {
super(message);
// HACK: We write a toString property directly because Error is not a real
// class and so inheritance does not work correctly. We could alternatively
// do the same "back-door inheritance" trick that FirebaseError does.
this.toString = () => `${this.name}: [code=${this.code}]: ${this.message}`;
}
}
|