Ticket #170: multiarg-inferType-cast.patch

Source/Statements.cobra

@@ -1515 +1515 @@
             else
                 return false
         if all for e in _rvals get e inherits Literal or e inherits DotExpr or e inherits MemberExpr or _
-                (e inherits IdentifierExpr and (e to IdentifierExpr).name not in tnames) 
+            e inherits AbstractToExpr or _
+            (e inherits IdentifierExpr and (e to IdentifierExpr).name not in tnames) 
             return true 
         return false
         

Tests/320-misc-two/810-multi-assignment/300-multiAssign-comma-sep.cobra

@@ -13 +13 @@
         ma.literals
         ma.variables
         ma.exprs
+        ma.cast
         ma.asExpected
         ma.swap
         
@@ -89 +90 @@
     def geti(i as int) as int
         return i+2
 
+    def cast    # post tkt170 fix
+        x = 'aoeu' to Object
+        y = 5 to Object
+        a, b = x to String, y to int
+        assert a.length == 4
+        assert b * 2 == 10
+    
+        c, d = x to? String, y to? int
+        assert c.length == 4
+        assert d * 2 == 10
+        
     def asExpected
         # test expression values are pinned outside assignment stream
         a,b = c=2,3

Developer/IntermediateReleaseNotes.text

@@ -44 +44 @@
 
 * Support covariance from arrays to arrays and streams.  ticket:162
 
+* Fix for Multitarget assignment not inferring types of cast expressions. ticket:170
 
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