index/suffixarray: add Lookup example

Updates golang#16360 Change-Id: Idd8523b5a9a496ebd9c6e3b89c30df539842a139 Reviewed-on: https://go-review.googlesource.com/27433 Reviewed-by: C Cirello <uldericofilho@gmail.com> Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org> Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org>
ruchirj · Aug 21, 2016 · 94d9cc7 · 94d9cc7
1 parent 7995cb8
commit 94d9cc7
Showing 1 changed file with 22 additions and 0 deletions.
diff --git a/src/index/suffixarray/example_test.go b/src/index/suffixarray/example_test.go
@@ -0,0 +1,22 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package suffixarray_test
+
+import (
+	"fmt"
+	"index/suffixarray"
+)
+
+func ExampleIndex_Lookup() {
+	index := suffixarray.New([]byte("banana"))
+	offsets := index.Lookup([]byte("ana"), -1)
+	for _, off := range offsets {
+		fmt.Println(off)
+	}
+
+	// Unordered output:
+	// 1
+	// 3
+}