Refactoring, errors are not thrown anymore

test/testingTypeFun.expected

@@ -1,21 +1,21 @@
-Error absent assignment program: error
-Error wrong arity program 1: error
-Error wrong arity program 2: error
-Error wrong return type program: error
-Error wrong specification program: error
-Error wrong input type program: error
-Error not a function program: error
-Error if branches with different types program: error
-Error if guard is not a boolean program: error
-Identity program: true
-Constant program: true
-Partial application of function program: true
-Partial application of function program: true
-Passing functions to functions program: true
-Recursive function program: true
-Scope program: true
-Factorial program: true
-Hailstone sequence's lenght program: true
-Sum multiples of 3 and 5 program: true
-Rand program: true
-Fibonacci program: true
+Error absent assignment program: error (success)
+Error wrong arity program 1: error (success)
+Error wrong arity program 2: error (success)
+Error wrong return type program: error (success)
+Error wrong specification program: error (success)
+Error wrong input type program: error (success)
+Error not a function program: error (success)
+Error if branches with different types program: error (success)
+Error if guard is not a boolean program: error (success)
+Identity program: success
+Constant program: success
+Partial application of function program 1: success
+Partial application of function program 2: success
+Passing functions to functions program: success
+Recursive function program: success
+Scope program: success
+Factorial program: success
+Hailstone sequence's lenght program: success
+Sum multiples of 3 and 5 program: success
+Rand program: success
+Fibonacci program: success