@Override
public VerificationResult verifySelf() {
VerificationResult result =
checkNull(signature(), "The variable declaration has no signature", Valid.create());
Expression initialization = initialization();
if (initialization != null) {
Type initType = null;
try {
initType = initialization.getType();
} catch (LookupException e) {
result =
result.and(
new BasicProblem(
this, "Cannot calculate the type of the initialization expression"));
}
Type variableType = null;
try {
variableType = variable().getType();
} catch (LookupException e) {
result =
result.and(
new BasicProblem(this, "Cannot calculate the type of the declared variable."));
}
if (initType != null && variableType != null) {
try {
if (!initType.subTypeOf(variableType)) {
result =
result.and(
new BasicProblem(
this,
"The type of the initializer ("
+ initType.getFullyQualifiedName()
+ ") is not a subtype of the type of the declared variable ("
+ variableType.getFullyQualifiedName()
+ ")."));
initialization.getType().subTypeOf(variable().getType());
}
} catch (LookupException e) {
result =
result.and(
new BasicProblem(
this,
"Cannot determine the relation between the type of the initializer and the type of the declared variable."));
}
}
}
return result;
}
@Override
public VerificationResult verifySelf() {
return Valid.create();
}