Fixed bug in argument/parameter matching when an unpack operator is used in the argument and the parameter is a *varg type.

server/src/analyzer/typeEvaluator.ts

@@ -5056,7 +5056,7 @@ export function createTypeEvaluator(importLookup: ImportLookup, printTypeFlags:
                     paramMap.get(paramName)!.argsReceived++;
                 }
 
-                if (advanceToNextArg) {
+                if (advanceToNextArg || typeParams[paramIndex].category === ParameterCategory.VarArgList) {
                     argIndex++;
                 }
                 paramIndex++;

server/src/tests/samples/function2.py

@@ -1,23 +1,25 @@
 # This sample tests function parameter matching logic.
 
+
 def func1(a: int, *b: int):
     pass
 
+
 func1(3)
 func1(3, 4)
 func1(3, *[1, 2, 3])
 
 # This should generate an error
-func1(3, 'hello')
+func1(3, "hello")
 
 # This should generate an error
-func1(3, 5, 2, 'str')
+func1(3, 5, 2, "str")
 
 # This should generate an error
-func1('hello', 3)
+func1("hello", 3)
 
 # This should generate an error
-str_list = ['he', '2', '3']
+str_list = ["he", "2", "3"]
 func1(3, *str_list)
 
 
@@ -25,17 +27,29 @@ def func2(a: str, **b: int):
     pass
 
 
-func2('hi')
-func2('hi', b=3, c=4, d=5)
+func2("hi")
+func2("hi", b=3, c=4, d=5)
 
-str_dict = {'a': '3', 'b': '2'}
-func2('hi', **str_dict)
+str_dict = {"a": "3", "b": "2"}
+func2("hi", **str_dict)
 
 
 # This should generate a type error
-func2('hi', 3)
+func2("hi", 3)
 
 # This should generate a type error
-func2('hi', b='hi')
+func2("hi", b="hi")
 
 
+def func4(*args: int):
+    pass
+
+
+def func5(a: int, *args):
+    pass
+
+
+tuple1 = (2, 3)
+func4(*tuple1)
+func5(*tuple1)
+