Switch from Godep to go vendoring

vendor/github.com/blevesearch/bleve/query_string_parser.go

@@ -0,0 +1,76 @@
+//  Copyright (c) 2014 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.
+
+//go:generate nex query_string.nex
+//go:generate sed -i "" -e s/Lexer/lexer/g query_string.nn.go
+//go:generate sed -i "" -e s/Newlexer/newLexer/g query_string.nn.go
+//go:generate sed -i "" -e s/debuglexer/debugLexer/g query_string.nn.go
+//go:generate go fmt query_string.nn.go
+//go:generate go tool yacc -o query_string.y.go query_string.y
+//go:generate sed -i "" -e 1d query_string.y.go
+
+package bleve
+
+import (
+	"fmt"
+	"strings"
+)
+
+var debugParser bool
+var debugLexer bool
+
+func parseQuerySyntax(query string, mapping *IndexMapping) (rq Query, err error) {
+	lex := newLexerWrapper(newLexer(strings.NewReader(query)))
+	doParse(lex)
+
+	if len(lex.errs) > 0 {
+		return nil, fmt.Errorf(strings.Join(lex.errs, "\n"))
+	} else {
+		return lex.query, nil
+	}
+}
+
+func doParse(lex *lexerWrapper) {
+	defer func() {
+		r := recover()
+		if r != nil {
+			lex.Error("Errors while parsing.")
+		}
+	}()
+
+	yyParse(lex)
+}
+
+const (
+	queryShould = iota
+	queryMust
+	queryMustNot
+)
+
+type lexerWrapper struct {
+	nex   yyLexer
+	errs  []string
+	query *booleanQuery
+}
+
+func newLexerWrapper(nex yyLexer) *lexerWrapper {
+	return &lexerWrapper{
+		nex:   nex,
+		errs:  []string{},
+		query: NewBooleanQuery(nil, nil, nil),
+	}
+}
+
+func (this *lexerWrapper) Lex(lval *yySymType) int {
+	return this.nex.Lex(lval)
+}
+
+func (this *lexerWrapper) Error(s string) {
+	this.errs = append(this.errs, s)
+}