aboutsummaryrefslogtreecommitdiff
path: root/vendor/github.com/syndtr/goleveldb/leveldb/errors/errors.go
diff options
context:
space:
mode:
Diffstat (limited to 'vendor/github.com/syndtr/goleveldb/leveldb/errors/errors.go')
-rw-r--r--vendor/github.com/syndtr/goleveldb/leveldb/errors/errors.go78
1 files changed, 78 insertions, 0 deletions
diff --git a/vendor/github.com/syndtr/goleveldb/leveldb/errors/errors.go b/vendor/github.com/syndtr/goleveldb/leveldb/errors/errors.go
new file mode 100644
index 0000000..8d6146b
--- /dev/null
+++ b/vendor/github.com/syndtr/goleveldb/leveldb/errors/errors.go
@@ -0,0 +1,78 @@
+// Copyright (c) 2014, Suryandaru Triandana <syndtr@gmail.com>
+// All rights reserved.
+//
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Package errors provides common error types used throughout leveldb.
+package errors
+
+import (
+ "errors"
+ "fmt"
+
+ "github.com/syndtr/goleveldb/leveldb/storage"
+ "github.com/syndtr/goleveldb/leveldb/util"
+)
+
+// Common errors.
+var (
+ ErrNotFound = New("leveldb: not found")
+ ErrReleased = util.ErrReleased
+ ErrHasReleaser = util.ErrHasReleaser
+)
+
+// New returns an error that formats as the given text.
+func New(text string) error {
+ return errors.New(text)
+}
+
+// ErrCorrupted is the type that wraps errors that indicate corruption in
+// the database.
+type ErrCorrupted struct {
+ Fd storage.FileDesc
+ Err error
+}
+
+func (e *ErrCorrupted) Error() string {
+ if !e.Fd.Zero() {
+ return fmt.Sprintf("%v [file=%v]", e.Err, e.Fd)
+ }
+ return e.Err.Error()
+}
+
+// NewErrCorrupted creates new ErrCorrupted error.
+func NewErrCorrupted(fd storage.FileDesc, err error) error {
+ return &ErrCorrupted{fd, err}
+}
+
+// IsCorrupted returns a boolean indicating whether the error is indicating
+// a corruption.
+func IsCorrupted(err error) bool {
+ switch err.(type) {
+ case *ErrCorrupted:
+ return true
+ case *storage.ErrCorrupted:
+ return true
+ }
+ return false
+}
+
+// ErrMissingFiles is the type that indicating a corruption due to missing
+// files. ErrMissingFiles always wrapped with ErrCorrupted.
+type ErrMissingFiles struct {
+ Fds []storage.FileDesc
+}
+
+func (e *ErrMissingFiles) Error() string { return "file missing" }
+
+// SetFd sets 'file info' of the given error with the given file.
+// Currently only ErrCorrupted is supported, otherwise will do nothing.
+func SetFd(err error, fd storage.FileDesc) error {
+ switch x := err.(type) {
+ case *ErrCorrupted:
+ x.Fd = fd
+ return x
+ }
+ return err
+}