Using invokeFunction() instead of invokeFunctionWithNoParams() when generating when() conditions

compiler/testData/codegen/patternMatching/range.jet

@@ -9,3 +9,21 @@ fun isDigit(a: Int) : String {
       else -> "something"
     }
 }
+
+fun assertDigit(i: Int, expected: String): String {
+  val result = isDigit(i)
+  return if (result == expected) "" else "fail: isDigit($i) = \"$result\""
+}
+
+fun box(): String {
+  val result =
+  assertDigit(239, "array list") +
+  assertDigit(0, "digit") +
+  assertDigit(9, "digit") +
+  assertDigit(5, "digit") +
+  assertDigit(19, "something") +
+  assertDigit(190, "not small")
+
+  if (result == "") return "OK"
+  return result
+}