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 optional
16
17import (
18	"time"
19
20	"github.com/blevesearch/bleve/analysis"
21	"github.com/blevesearch/bleve/analysis/datetime/flexible"
22	"github.com/blevesearch/bleve/registry"
23)
24
25const Name = "dateTimeOptional"
26
27const rfc3339NoTimezone = "2006-01-02T15:04:05"
28const rfc3339NoTimezoneNoT = "2006-01-02 15:04:05"
29const rfc3339NoTime = "2006-01-02"
30
31var layouts = []string{
32	time.RFC3339Nano,
33	time.RFC3339,
34	rfc3339NoTimezone,
35	rfc3339NoTimezoneNoT,
36	rfc3339NoTime,
37}
38
39func DateTimeParserConstructor(config map[string]interface{}, cache *registry.Cache) (analysis.DateTimeParser, error) {
40	return flexible.New(layouts), nil
41}
42
43func init() {
44	registry.RegisterDateTimeParser(Name, DateTimeParserConstructor)
45}
46