mirror of
https://github.com/featurebasedb/featurebase.git
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42 lines
1.2 KiB
Go
42 lines
1.2 KiB
Go
// Copyright 2017 Pilosa Corp.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package pilosa
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import (
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"fmt"
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"net/http"
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)
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// Ensure nopFileSystem implements interface.
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var _ FileSystem = &nopFileSystem{}
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// FileSystem represents an interface for file system for serving the Lattice UI.
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type FileSystem interface {
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New() (http.FileSystem, error)
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}
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func init() {
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NopFileSystem = &nopFileSystem{}
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}
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// NopFileSystem represents a FileSystem that returns an error if called.
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var NopFileSystem FileSystem
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type nopFileSystem struct{}
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// New is a no-op implementation of FileSystem New method.
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func (n *nopFileSystem) New() (http.FileSystem, error) {
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return nil, fmt.Errorf("file system not implemented")
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}
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