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Date: Thu, 10 Oct 2013 17:17:53 +0100
From: Peter Stephenson <p.stephenson@samsung.com>
To: zsh-workers@zsh.org
Subject: Re: Minor xtrace inaccuracy
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 <20131010162549.48c18765@pwslap01u.europe.root.pri>
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Here's one of them test thingies for trace output from some basic
conditions.  If you're doing this at home, you need to know you don't
get a trace of the full test, just the bits actually executed by the
short-cutting logic, hence precedence and parentheses are irrelevant.

diff --git a/Test/E02xtrace.ztst b/Test/E02xtrace.ztst
index 2420aeb..093a587 100644
--- a/Test/E02xtrace.ztst
+++ b/Test/E02xtrace.ztst
@@ -118,3 +118,12 @@
 ?+./fnfile:5> :
 ?+./fnfile:6> fn
 ?+./fnfile:3> print This is fn.
+
+ set -x
+ [[ 'f o' = 'f x'* || 'b r' != 'z o' && 'squashy sound' < 'squishy sound' ]]
+ [[ -e nonexistentfile || ( -z '' && -t 3 ) ]]
+ set +x
+0:Trace for conditions
+?+(eval):2> [[ 'f o' == f\ x* || 'b r' != z\ o && 'squashy sound' < 'squishy sound' ]]
+?+(eval):3> [[ -e nonexistentfile || -z '' && -t 3 ]]
+?+(eval):4> set +x

pws