1// Copyright (c) 2014 Couchbase, Inc. 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15package search 16 17import ( 18 "encoding/json" 19 "fmt" 20) 21 22type Explanation struct { 23 Value float64 `json:"value"` 24 Message string `json:"message"` 25 Children []*Explanation `json:"children,omitempty"` 26} 27 28func (expl *Explanation) String() string { 29 js, err := json.MarshalIndent(expl, "", " ") 30 if err != nil { 31 return fmt.Sprintf("error serializing explanation to json: %v", err) 32 } 33 return string(js) 34} 35