From d2aa8ca6cb4a567107a9035dac073e47821b6860 Mon Sep 17 00:00:00 2001
From: Simon Michael <simon@joyful.com>
Date: Thu, 15 Nov 2012 17:46:48 +0000
Subject: [PATCH] note future debug tools

---
 hledger-lib/Hledger/Utils.hs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/hledger-lib/Hledger/Utils.hs b/hledger-lib/Hledger/Utils.hs
index 36990df9f..072224379 100644
--- a/hledger-lib/Hledger/Utils.hs
+++ b/hledger-lib/Hledger/Utils.hs
@@ -315,6 +315,12 @@ treeFromPaths = foldl' mergeTrees emptyTree . map treeFromPath
 
 -- debugging
 
+-- more:
+-- http://hackage.haskell.org/packages/archive/TraceUtils/0.1.0.2/doc/html/Debug-TraceUtils.html
+-- http://hackage.haskell.org/packages/archive/trace-call/0.1/doc/html/Debug-TraceCall.html
+-- http://hackage.haskell.org/packages/archive/htrace/0.1/doc/html/Debug-HTrace.html
+-- http://hackage.haskell.org/packages/archive/traced/2009.7.20/doc/html/Debug-Traced.html
+
 -- | trace (print on stdout at runtime) a showable expression
 -- (for easily tracing in the middle of a complex expression)
 strace :: Show a => a -> a