Initial data commit

Task/Short-circuit-evaluation/Smalltalk/short-circuit-evaluation.st

@@ -0,0 +1,21 @@
+Smalltalk at: #a put: nil.
+Smalltalk at: #b put: nil.
+
+a := [:x| 'executing a' displayNl. x].
+b := [:x| 'executing b' displayNl. x].
+
+('false and false = %1' %
+  { (a value: false) and: [ b value: false ] })
+    displayNl.
+
+('true or false = %1' %
+  { (a value: true) or: [ b value: false ] })
+    displayNl.
+
+('false or true = %1' %
+  { (a value: false) or: [ b value: true ] })
+    displayNl.
+
+('true and false = %1' %
+  { (a value: true) and: [ b value: false ] })
+    displayNl.