> On 27.07.2018, at 05:33, commits at source.squeak.org wrote:
> 
> Eliot Miranda uploaded a new version of Kernel to project The Trunk:
> http://source.squeak.org/trunk/Kernel-eem.1182.mcz
> 
> ==================== Summary ====================
> 
> Name: Kernel-eem.1182
> Author: eem
> Time: 26 July 2018, 8:33:34.998936 pm
> UUID: 4d10c2e2-c1b7-4ba0-b208-b018f0f099e9
> Ancestors: Kernel-eem.1181
> 
> Add an accessor for Mutex being owned, for use in tests.
> 
> =============== Diff against Kernel-eem.1181 ===============
> 
> Item was added:
> + ----- Method: Mutex>>isOwned (in category 'testing') -----
> + isOwned
> + 	"Answer if the receiver is owned.  DO NOT USE THIS IN NORMAL CODE.
> + 	 This exists for the MutexTests so they don't have to use e.g. instVarNamed:.
> + 	 N.B. don't use notNil because that is a real send and preemptable."

I cherish this comment. All information necessary to understand why this line is at it is is there.
Thanks!
-t

> + 	^nil ~~ owner!
> 
>