From: Brian Warner <warner@allmydata.com>
Date: Fri, 10 Oct 2008 01:14:25 +0000 (-0700)
Subject: storage.py: improve some precondition() error messages
X-Git-Url: https://git.rkrishnan.org/specifications/banana.xhtml?a=commitdiff_plain;h=c289a9c31bb3364865fe76673ca2f274af972301;p=tahoe-lafs%2Ftahoe-lafs.git

storage.py: improve some precondition() error messages
---

diff --git a/src/allmydata/storage.py b/src/allmydata/storage.py
index 29b4019d..f86dc3bf 100644
--- a/src/allmydata/storage.py
+++ b/src/allmydata/storage.py
@@ -118,8 +118,8 @@ class ShareFile:
 
     def write_share_data(self, offset, data):
         length = len(data)
-        precondition(offset >= 0)
-        precondition(offset+length <= self._size)
+        precondition(offset >= 0, offset)
+        precondition(offset+length <= self._size, offset+length, self._size)
         f = open(self.home, 'rb+')
         real_offset = self._data_offset+offset
         f.seek(real_offset)