class SemanticAnalysis():
def __init__(self):
self.sa = ScopeAnalysis()
self.labelNo = 0
def IS_TYPE_KIND(self, k):
return k == Kind.ARRAY_TYPE_.value or \
k == Kind.STRUCT_TYPE_.value or \
k == Kind.ALIAS_TYPE_.value or \
k == Kind.SCALAR_TYPE_.value
def newLabel(self):
self.labelNo += 1
return self.labelNo
def semantics(self, rule, currentToken):
_, name, _ = currentToken
if rule == 10: # B -> NB { LDV LS }
self.sa.endBlock()
elif rule == 28: # IDD -> id
IDD_.nont = Tnont.IDD.value
IDD_.ID.name = name
p = self.sa.search(name)
if p is not None:
print(ERR_REDECL)
else:
p = self.sa.define(name)
p.eKind = Kind.NO_KIND_DEF_.value
IDD_.obj = p
elif rule == 29: # IDU -> id
IDU_.name = name
p = self.sa.find(name)
if p is None:
print(ERR_NOT_DECL)
p = self.sa.define(name)
IDU_.obj = p
elif rule == 30: # NB -> epsilon
self.sa.newBlock()
elif rule == 6: # T -> integer
T_.T.type = copy.copy(pInteger)
T_.nSize = 1
elif rule == 7: # T -> char
T_.T.type = copy.copy(pChar)
T_.nSize = 1
elif rule == 8: # T -> boolean
T_.T.type = copy.copy(pBool)
T_.nSize = 1
elif rule == 9: # T -> string
T_.T.type = copy.copy(pString)
T_.nSize = 1
def __init__(self):
self.sa = ScopeAnalysis()
self.labelNo = 0
