accounts, cmd, eth, internal, miner, node: wallets and HD APIs

1 files changed, 28 insertions, 1 deletions

diff --git a/accounts/errors.go b/accounts/errors.go
index d6f578b52..9ecc1eafd 100644
--- a/accounts/errors.go
+++ b/accounts/errors.go
@@ -16,7 +16,34 @@
 
 package accounts
 
-import "fmt"
+import (
+	"errors"
+	"fmt"
+)
+
+// ErrUnknownAccount is returned for any requested operation for which no backend
+// provides the specified account.
+var ErrUnknownAccount = errors.New("unknown account")
+
+// ErrUnknownWallet is returned for any requested operation for which no backend
+// provides the specified wallet.
+var ErrUnknownWallet = errors.New("unknown wallet")
+
+// ErrNotSupported is returned when an operation is requested from an account
+// backend that it does not support.
+var ErrNotSupported = errors.New("not supported")
+
+// ErrInvalidPassphrase is returned when a decryption operation receives a bad
+// passphrase.
+var ErrInvalidPassphrase = errors.New("invalid passphrase")
+
+// ErrWalletAlreadyOpen is returned if a wallet is attempted to be opened the
+// secodn time.
+var ErrWalletAlreadyOpen = errors.New("wallet already open")
+
+// ErrWalletClosed is returned if a wallet is attempted to be opened the
+// secodn time.
+var ErrWalletClosed = errors.New("wallet closed")
 
 // AuthNeededError is returned by backends for signing requests where the user
 // is required to provide further authentication before signing can succeed.