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<p class="MsoNormal">Hi,</p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">That example nicely demonstrates the semantics difference between Abandon and Terminate in Debugger :)</p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">Expected output:<br>
<br>
outer1<br>
(debugger appears; click 'abandon')<br>
inner<br>
<br>
or:<br>
<br>
outer1<br>
(debugger appears; click 'terminate')<br>
inner<br>
outer2<br>
<br>
</span></p>
<p class="MsoNormal">best,</p>
<p class="MsoNormal">Jaromir</p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="border:none;padding:0in"><b>From: </b><a href="mailto:marcel.taeumel@hpi.de">Marcel Taeumel</a><br>
<b>Sent: </b>Thursday, July 7, 2022 18:09<br>
<b>To: </b><a href="mailto:squeak-dev@lists.squeakfoundation.org">squeak-dev</a><br>
<b>Subject: </b>Re: [squeak-dev] `ensure:` ... doesn't (in some circumstances involving nesting `ensure:` blocks in `ensure:` handlers).</p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">Hi Tony --<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">Seems to work now. Except that you will also get MNU #stepToCallee after abandon.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">Best,<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">Marcel<o:p></o:p></span></p>
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<p style="margin-top:7.5pt"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#AAAAAA">Am 04.11.2021 10:56:48 schrieb Tony Garnock-Jones <tonyg@leastfixedpoint.com>:<o:p></o:p></span></p>
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<p class="MsoNormal" style="mso-margin-top-alt:0in;margin-right:.5in;margin-bottom:12.0pt;margin-left:0in">
<span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">Also of note: using `self halt` to debug `ensure:` blocks is made
<br>
difficult by this! (Because the process just... disappears!)<br>
<br>
On 11/4/21 09:59, Tony Garnock-Jones wrote:<br>
> Here's an example of where `ensure:` doesn't quite do what it says on <br>
> the tin:<br>
> <br>
> [<br>
> [Processor activeProcess terminate] ensure: [<br>
> Transcript cr; show: 'outer1'.<br>
> [nil error: 'aiee'] ensure: [Transcript cr; show: 'inner'].<br>
> Transcript cr; show: 'outer2'.<br>
> ]<br>
> ] fork<br>
> <br>
> Expected output:<br>
> <br>
> outer1<br>
> (debugger appears; click 'abandon')<br>
> inner<br>
> <br>
> (or possibly:<br>
> <br>
> outer1<br>
> (debugger appears; click 'abandon')<br>
> inner<br>
> outer2<br>
> <br>
> which is what you get if you change "Processor activeProcess terminate" <br>
> to "1 + 2" above... but this also seems odd.)<br>
> <br>
> Actual output:<br>
> <br>
> outer1<br>
> (no debugger appears, nothing more happens)<br>
> <br>
> Are my expectations out-of-line, or is there a problem worth <br>
> investigating here?<br>
> <br>
> "--"<br>
> <br>
> I think it's worth noting that a related program:<br>
> <br>
> [<br>
> [Processor activeProcess terminate] ensure: [<br>
> [<br>
> Transcript cr; show: 'outer1'.<br>
> [nil error: 'aiee'] ensure: [<br>
> Transcript cr; show: 'inner'].<br>
> Transcript cr; show: 'outer2'.<br>
> ] on: Error do: [:ex | Transcript cr; show: ex]<br>
> ]<br>
> ] fork<br>
> <br>
> yields the reasonable output<br>
> <br>
> outer1<br>
> Error: aiee<br>
> inner<br>
> <br>
> Cheers,<br>
> Tony<br>
> <o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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