From 3ccb3404bca5b8a360a6e6a7e8205c5985864405 Mon Sep 17 00:00:00 2001
From: Patrick McDermott <patrick.mcdermott@libiquity.com>
Date: Fri, 28 Dec 2018 23:58:32 -0500
Subject: ob_set_substvar(): Add a TODO comment

---
diff --git a/lib/control.sh b/lib/control.sh
index e44ccc2..5c86527 100644
--- a/lib/control.sh
+++ b/lib/control.sh
@@ -226,6 +226,7 @@ ob_set_substvar()
 	esac
 
 	# Trim leading and trailing whitespace from value.
+	# TODO: "read" can probably do this more simply.
 	value="$(echo "${value}" | sed -n '
 		H;             # Store each input line in the hold space.
 		${             # At the last line of input:
--
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