From 2a022830f0afa2a86b6d60fe55f3c0718dd7cce6 Mon Sep 17 00:00:00 2001
From: Steve Yen <steve.yen@gmail.com>
Date: Mon, 10 Oct 2016 15:35:54 -0700
Subject: [PATCH] check FieldDictPrefix err result in prefix searcher

---
 search/searcher/search_term_prefix.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/search/searcher/search_term_prefix.go b/search/searcher/search_term_prefix.go
index 2b266a8a..8c0590e0 100644
--- a/search/searcher/search_term_prefix.go
+++ b/search/searcher/search_term_prefix.go
@@ -30,6 +30,9 @@ type TermPrefixSearcher struct {
 func NewTermPrefixSearcher(indexReader index.IndexReader, prefix string, field string, boost float64, explain bool) (*TermPrefixSearcher, error) {
 	// find the terms with this prefix
 	fieldDict, err := indexReader.FieldDictPrefix(field, []byte(prefix))
+	if err != nil {
+		return nil, err
+	}
 
 	// enumerate all the terms in the range
 	qsearchers := make([]search.Searcher, 0, 25)