From 8438c6ebc3a6ccd05e33f7bc1e9648645f3c0831 Mon Sep 17 00:00:00 2001
From: Tommi Virtanen <tv@eagain.net>
Date: Thu, 20 Feb 2014 10:55:04 -0800
Subject: Cursor.Get is now Cursor.Seek, and returns the first possible key.

This makes range and prefix queries possible.

Closes: #44
---
 transaction.go | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'transaction.go')

diff --git a/transaction.go b/transaction.go
index 54aae8c..3951cd8 100644
--- a/transaction.go
+++ b/transaction.go
@@ -1,5 +1,9 @@
 package bolt
 
+import (
+	"bytes"
+)
+
 // Transaction represents a read-only transaction on the database.
 // It can be used for retrieving values for keys as well as creating cursors for
 // iterating over the data.
@@ -90,7 +94,12 @@ func (t *Transaction) Get(name string, key []byte) (value []byte, err error) {
 	if err != nil {
 		return nil, err
 	}
-	return c.Get(key), nil
+	k, v := c.Seek(key)
+	// If our target node isn't the same key as what's passed in then return nil.
+	if !bytes.Equal(key, k) {
+		return nil, nil
+	}
+	return v, nil
 }
 
 // ForEach executes a function for each key/value pair in a bucket.
-- 
cgit v1.2.3