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bleve/cmd/bleve/cmd/dumpFields.go

56 lines
1.6 KiB
Go

// Copyright (c) 2017 Couchbase, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package cmd
import (
"fmt"
"github.com/blevesearch/bleve/index/upsidedown"
"github.com/spf13/cobra"
)
// dumpFieldsCmd represents the dumpFields command
var dumpFieldsCmd = &cobra.Command{
Use: "fields [index path]",
Short: "dump only the field rows",
Long: `The fields sub-command of dump will only dump the field rows.`,
RunE: func(cmd *cobra.Command, args []string) error {
i, _, err := idx.Advanced()
if err != nil {
return fmt.Errorf("error getting index: %v", err)
}
r, err := i.Reader()
if err != nil {
return fmt.Errorf("error getting index reader: %v", err)
}
dumpChan := r.DumpFields()
for rowOrErr := range dumpChan {
switch rowOrErr := rowOrErr.(type) {
case error:
return fmt.Errorf("error dumping: %v", rowOrErr)
case upsidedown.UpsideDownCouchRow:
fmt.Printf("%v\n", rowOrErr)
fmt.Printf("Key: % -100x\nValue: % -100x\n\n", rowOrErr.Key(), rowOrErr.Value())
}
}
return nil
},
}
func init() {
dumpCmd.AddCommand(dumpFieldsCmd)
}