69 lines
1.8 KiB
Go
69 lines
1.8 KiB
Go
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// Copyright 2014 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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// +build js
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package ethdb
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import (
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"errors"
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)
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var errNotSupported = errors.New("ethdb: not supported")
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type LDBDatabase struct {
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}
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// NewLDBDatabase returns a LevelDB wrapped object.
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func NewLDBDatabase(file string, cache int, handles int) (*LDBDatabase, error) {
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return nil, errNotSupported
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}
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// Path returns the path to the database directory.
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func (db *LDBDatabase) Path() string {
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return ""
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}
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// Put puts the given key / value to the queue
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func (db *LDBDatabase) Put(key []byte, value []byte) error {
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return errNotSupported
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}
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func (db *LDBDatabase) Has(key []byte) (bool, error) {
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return false, errNotSupported
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}
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// Get returns the given key if it's present.
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func (db *LDBDatabase) Get(key []byte) ([]byte, error) {
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return nil, errNotSupported
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}
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// Delete deletes the key from the queue and database
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func (db *LDBDatabase) Delete(key []byte) error {
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return errNotSupported
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}
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func (db *LDBDatabase) Close() {
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}
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// Meter configures the database metrics collectors and
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func (db *LDBDatabase) Meter(prefix string) {
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}
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func (db *LDBDatabase) NewBatch() Batch {
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return nil
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}
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