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mirror of https://github.com/webx-top/db synced 2021-12-20 05:52:40 +00:00
db/errors.go
2021-07-31 13:23:20 +08:00

53 lines
3.1 KiB
Go

// Copyright (c) 2012-present The upper.io/db authors. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
package db
import (
"errors"
)
// Error messages.
var (
ErrNoMoreRows = errors.New(`db: no more rows in this result set`)
ErrNotConnected = errors.New(`db: not connected to a database`)
ErrMissingDatabaseName = errors.New(`db: missing database name`)
ErrMissingCollectionName = errors.New(`db: missing collection name`)
ErrCollectionDoesNotExist = errors.New(`db: collection does not exist`)
ErrSockerOrHost = errors.New(`db: you may connect either to a unix socket or a tcp address, but not both`)
ErrQueryLimitParam = errors.New(`db: a query can accept only one limit parameter`)
ErrQuerySortParam = errors.New(`db: a query can accept only one order by parameter`)
ErrQueryOffsetParam = errors.New(`db: a query can accept only one offset parameter`)
ErrMissingConditions = errors.New(`db: missing selector conditions`)
ErrUnsupported = errors.New(`db: this action is currently unsupported on this database`)
ErrUndefined = errors.New(`db: this value is undefined`)
ErrQueryIsPending = errors.New(`db: can't execute this instruction while the result set is still open`)
ErrUnsupportedDestination = errors.New(`db: unsupported destination type`)
ErrUnsupportedType = errors.New(`db: this type does not support marshaling`)
ErrUnsupportedValue = errors.New(`db: this value does not support unmarshaling`)
ErrUnknownConditionType = errors.New(`db: arguments of type %T can't be used as constraints`)
ErrTooManyClients = errors.New(`db: can't connect to database server: too many clients`)
ErrGivingUpTryingToConnect = errors.New(`db: giving up trying to connect: too many clients`)
ErrMissingConnURL = errors.New(`db: missing DSN`)
ErrNotImplemented = errors.New(`db: call not implemented`)
ErrAlreadyWithinTransaction = errors.New(`db: already within a transaction`)
)