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BuildTable.py
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BuildTable.py
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"""
Universidad del Valle de Guatemala
Construcción de Compiladores
Christopher García 20541
Ma. Isabel Solano 20504
Laboratorio#1
"""
from antlr4 import *
from YAPLLexer import YAPLLexer
from YAPLParser import YAPLParser
from YAPLVisitor import YAPLVisitor
from utils.node import *
from utils.symbolTable import *
from utils.utils import clean_errors, get_space_vars, is_between_quotes
from CI import *
from MIPS import *
class YAPLVisitorImpl(YAPLVisitor):
def __init__(self):
self.symbolTable = Table()
self.class_methods = {}
self.methods_parameters = {}
self.current_class = None
self.current_function = None
self.customErrors = []
self.count_bytes_class = 0
self.displacement_cbclass = 0
self.count_bytes_func = 0
self.displacement_cbfunc = 0
self.letCount = 0
self.letGroup = []
self.position = []
self.add_other_classes()
def add_other_classes(self):
self.symbolTable.add_column(["Int", "Int", "Class", None, "Int", None, None, None, "Global", 4, 0])
self.symbolTable.add_column(["Bool", "Bool", "Class", None, "Bool", None, None, None, "Global", 1, False])
self.symbolTable.add_column([False, "Bool", "Declaration", None, "Bool", None, None, None, "Global", 1, 0])
self.symbolTable.add_column([True, "Bool", "Declaration", None, "Bool", None, None, None, "Global", 1, 1])
self.symbolTable.add_column(["Void", "Void", "Class", None, "Void", None, None, None, "Global", 1, None])
self.symbolTable.add_column(["SELF_TYPE", "SELF_TYPE", "Type", None, "SELF_TYPE", None, None, None, "Global", 0, None])
self.symbolTable.add_column(["Object", "Object", "Class", None, "Object", None, ["abort", "type_name", "copy"], None, "Global", None, None])
self.symbolTable.add_column(["String", "String", "Class", None, "String", None, ["lenght", "concat", "substr"], None, "Global", 2, "''"])
self.symbolTable.add_column(["Int", "Int", "Class", None, "Int", None, None, None, "Global", 4, 0])
self.symbolTable.add_column(["abort", "Object", "Declaration", None, "Object", None, None, None, "Global", None, "Error"])
self.symbolTable.add_column(["type_name", "String", "Declaration", None, "Object", None, None, None, "Global", None, None])
self.symbolTable.add_column(["copy", "SELF_TYPE", "Declaration", None, "Object", None, None, None, "Global", None, None])
def add_special_class_IO(self):
self.symbolTable.add_column(["out_string", "SELF_TYPE", "Method", None, "IO", None, ["xParS"], None, "Global", 0, None])
self.symbolTable.add_column(["xParS", "String", "Param", None, "IO", "out_string", None, None, "Local", 0, None])
self.symbolTable.add_column(["out_int", "SELF_TYPE", "Method", None, "IO", None, ["xParI"], None, "Global", 0, None])
self.symbolTable.add_column(["xParI", "Int", "Param", None, "IO", "out_int", None, None, "Local", 0, None])
self.symbolTable.add_column(["in_string", "String", "Method", None, "IO", None, None, None, "Global", 0, None])
self.symbolTable.add_column(["int_int", "Int", "Method", None, "IO", None, None, None, "Global", 0, None])
self.symbolTable.add_column(["lenght", "String", "Method", None, "String", None, None, None, "Global", 0, None])
self.symbolTable.add_column(["concat", "String", "Method", None, "String", None, ["sPar"], None, "Global", 0, None])
self.symbolTable.add_column(["sPar", "String", "Param", None, "String", "concat", None, None, "Local", 0, None])
self.symbolTable.add_column(["substr", "String", "Method", None, "String", None, ["iPar", "lPar"], None, "Global", 0, None])
self.symbolTable.add_column(["iPar", "Int", "Param", None, "String", "substr", None, None, "Local", 0, None])
self.symbolTable.add_column(["lPar", "Int", "Param", None, "String", "substr", None, None, "Local", 0, None])
def visitStart(self, ctx:YAPLParser.StartContext):
print("Start")
final_type = None
stages = ctx.class_def()
for stage in stages:
stage_type = self.visit(stage)
val = None
if isinstance(stage_type, tuple):
stage_type, val = stage_type
final_type = stage_type
if(self.symbolTable.containsKey("Main")):
if(not self.symbolTable.containsKey("main", None, "Main")):
self.customErrors.append("Clase Main no cuenta con método main")
return "Error"
cell_Main = self.symbolTable.get_cell("Main")
if(cell_Main[2] != None):
value_inh = self.symbolTable.get_cell(cell_Main[2])
if(value_inh != None):
if(value_inh[1] == "class"):
if(value_inh[0] != "IO"):
self.customErrors.append("Clase Main no puede heredar de otra clase")
return "Error"
self.customErrors.append(f"Clase Main no puede heredar de este elemento ({value_inh[1]})")
return "Error"
else:
self.customErrors.append("No contiene clase Main")
return "Error"
return final_type
def visitDefClass(self, ctx: YAPLParser.DefClassContext):
# print("defClass")
self.count_bytes_class = 0
self.displacement_cbclass = 0
self.letCount = 0
id = ctx.TYPE(0).getText()
type_id = ctx.CLASS_N().__str__()
self.current_class = id
self.position.append(id)
if ctx.INHERITS():
inherits = ctx.TYPE(1).getText()
if(inherits == "IO"):
self.add_special_class_IO()
if(inherits.lower() in ["string", "int", "bool"]):
self.customErrors.append(f"Clase {self.current_class} no puede heredar de esta clase ({inherits})")
return "Error"
elif (not self.symbolTable.containsKey(inherits) and inherits != "IO"):
self.customErrors.append(f"Clase {self.current_class} no puede heredar de esta clase ({inherits}) porque no está definida")
return "Error"
else:
self.symbolTable.add_column([id, "Object", "Class", inherits, self.current_class, self.current_function, None, None, "Global", None, None])
# copiar todos los métodos de la clase heredada
all_ = self.symbolTable.getAllfromClass(inherits)
# print("all_ ",id, inherits, len(all_))
for element in all_:
temp = []
for i, e in enumerate(element):
if i == 4:
temp.append(id)
else:
temp.append(e)
# print("temp: ", temp)
if(temp[2] == "Instance" or temp[2] == "Param"):
self.displacement_cbclass += temp[-2]
self.symbolTable.columns.append(temp)
self.symbolTable.build_Table()
else:
self.symbolTable.add_column([id, None, "Class", "Object", self.current_class, self.current_function, None, None, "Global", None, None])
self.class_methods[id] = []
type_class = None
for step in ctx.feature():
type_step = self.visit(step)
val = None
if isinstance(type_step, tuple):
type_step, val = type_step
if type_step == "Error":
return "Error"
else:
if type_step != None:
type_class = type_step
if(id != "Main"):
self.symbolTable.add_info_to_cell(id, "Type_Value", type_class)
self.symbolTable.add_info_to_cell(self.current_class, "Space", self.count_bytes_class)
self.position.pop()
return type_class
def visitDefFunc(self, ctx: YAPLParser.DefFuncContext):
# print("visitDefFunc")
id = ctx.ID().getText()
type_id = ctx.TYPE().getText()
parent_class = ctx.parentCtx.TYPE(0).getText() if ctx.parentCtx.TYPE(0) else None
self.current_class = parent_class
self.current_function = id
self.count_bytes_func = 0
self.displacement_cbfunc = 0
self.letCount = 0
self.position.append(id)
# print("fun id ", id)
# print("init",id, type_id, parent_class)
formal_parameters = ctx.formal()
if formal_parameters:
if(id == "main"):
self.customErrors.append(f"Método main no puede tener parámetros formales")
return "Error"
scope = "Local"
for formal_param in formal_parameters:
tempSpaceId = 0
param_name = formal_param.ID().getText()
param_type = formal_param.TYPE().getText()
space = get_space_vars(param_type.lower())
if(not space):
space = 0
tempSpaceId = space
if(self.current_function):
self.count_bytes_func += space
self.displacement_cbfunc += space
else:
self.count_bytes_class += space
self.displacement_cbclass += space
# print(self.current_class, self.current_function, self.current_count_bytes)
if(self.current_function != None):
scope = f"{''.join(list('.'.join(self.position)))}.{param_name}"
else:
scope = f"{''.join(list('.'.join(self.position)))}.{param_name}"
res, val = self.symbolTable.add_column([param_name, param_type, "Param", None, parent_class, self.current_function, None, None, scope, space, None])
if parent_class in self.class_methods:
self.class_methods[parent_class].append(param_name)
else:
self.class_methods[parent_class] = [param_name]
tempValDis = 0
if(val):
if(val[-4] == None):
if(self.current_function):
tempValDis = self.displacement_cbfunc - tempSpaceId
if(tempValDis != None):
self.symbolTable.update_row_displacement(val, tempValDis)
else:
if(self.current_class):
tempValDis = self.displacement_cbclass - tempSpaceId
if(tempValDis != None):
self.symbolTable.update_row_displacement(val, tempValDis)
self.visit(formal_param)
if(self.symbolTable.containsKey(id)):
temp = self.symbolTable.get_cell(id)
if temp[1] != type_id:
parentV = self.symbolTable.get_cell(parent_class)
if(temp[4] == parentV[3]):
self.customErrors.append(f"Intento de override del método '{temp[0]}' en clase {parent_class} que hereda de {temp[4]}")
return "Error"
if parent_class in self.class_methods:
self.class_methods[parent_class].append(id)
if(self.current_function != id):
self.symbolTable.add_column([id, type_id, "Method", None, parent_class, self.current_function, None, None, "Local", None, None])
else:
self.symbolTable.add_column([id, type_id, "Method", None, parent_class, None, None, None, "Global", None, None])
else:
self.class_methods[parent_class] = [id]
self.symbolTable.add_info_to_cell(parent_class, "Contains", self.class_methods[parent_class])
type_id_b = self.visit(ctx.expr())
val = None
if isinstance(type_id_b, tuple):
type_id_b, val = type_id_b
if(val):
rowNewSpace = self.symbolTable.get_cell(val, type_id_b)
if rowNewSpace is not None:
if(rowNewSpace[2] == "Instance"):
self.count_bytes_func += rowNewSpace[-2]
self.symbolTable.add_info_to_cell(self.current_function, "Space", self.count_bytes_func)
else:
space_val = get_space_vars(type_id_b, val)
if(not space_val):
space_val = 0
if(self.current_function):
self.count_bytes_func += space_val
else:
self.count_bytes_class += space_val
self.symbolTable.add_info_to_cell(self.current_function, "Space", self.count_bytes_func)
else:
space_val = get_space_vars(type_id_b, val)
if(not space_val):
space_val = 0
if(self.current_function):
self.count_bytes_func += space_val
else:
self.count_bytes_class += space_val
self.symbolTable.add_info_to_cell(self.current_function, "Space", self.count_bytes_func)
if type_id_b == "Error":
return "Error"
if (type(type_id_b) == tuple):
if type_id_b[0] == 'Self':
return type_id_b
if type_id_b[0] != type_id:
self.customErrors.append(f"Función {id} definida como {type_id} pero se encontró {type_id_b[0]}")
return "Error"
return type_id_b
if type_id_b is None:
if type_id == "SELF_TYPE":
pass
elif type_id == "Object":
pass
else:
self.customErrors.append(f"Función definida como {type_id} pero se encontró None")
return "Error"
if type_id_b != type_id:
if type_id == "SELF_TYPE":
pass
elif type_id == "Object":
pass
elif type_id == "Void":
pass
else:
if not ((type_id == "Int" and type_id_b == "Bool") or (type_id == "Bool" and type_id_b == "Int")):
# print("Fun Type_id_B", type_id_b)
# print("ERRRRRRRRRRRROOOOOOOOORRRRRRRRRR",id, type_id, type_id_b)
self.customErrors.append(f"Función {id} definida como {type_id} pero se encontró {type_id_b}")
return "Error"
space_return = self.symbolTable.get_cell(type_id_b)[-2]
if(not space_return):
space_return = 0
self.count_bytes_func += space_return
self.symbolTable.add_info_to_cell(self.current_function, "Space", self.count_bytes_func)
self.count_bytes_class += self.count_bytes_func
self.current_function = None
self.position.pop()
return type_id_b
def visitDefAssign(self, ctx: YAPLParser.DefAssignContext):
# print("visitDefAssign")
id = ctx.ID().getText()
type_id = ctx.TYPE().getText()
space = get_space_vars(type_id.lower())
tempSpaceId = 0
parent_class = ctx.parentCtx.TYPE(0).getText() if ctx.parentCtx.TYPE(0) else None
self.current_class = parent_class
if(type_id == "Error"):
return "Error"
type_id_res = None
val = None
if(ctx.expr()):
type_id_res = self.visit(ctx.expr())
if isinstance(type_id_res, tuple):
type_id_res, val = type_id_res
if(type_id_res == "Error"):
return "Error"
if(type_id_res == "SELF_TYPE"):
pass
if(type_id != type_id_res):
if not ((type_id == 'Int' and type_id_res == 'Bool') or (type_id == 'Bool' and type_id_res == 'Int')):
self.customErrors.append(f"Mismatch entre tipos de datos en asignacion ({id}: {type_id} <- {type_id_res})")
return "Error"
else:
if (self.symbolTable.get_cell(type_id, "Declaration") != None):
val = self.symbolTable.get_cell(type_id, "Declaration")[-1]
new_row = None
if parent_class in self.class_methods:
if(self.symbolTable.containsKey(id, type_id, parent_class, self.current_function)):
# print(id, type_id, parent_class, self.current_function)
self.customErrors.append(f"El identificador '{id}' ya fue definido en este ámbito")
return "Error"
else:
# print("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", id, val)
scope = "Global"
if(val == None):
val = self.symbolTable.get_cell(type_id)[-1]
if (val != None):
self.class_methods[parent_class].append(id)
if(val != "''"):
newSpace = get_space_vars(type_id, val)
else:
newSpace = get_space_vars(type_id)
if(not newSpace):
newSpace = 0
tempSpaceId = newSpace
if(self.current_function):
self.count_bytes_func += newSpace
self.displacement_cbfunc += newSpace
else:
self.count_bytes_class += newSpace
self.displacement_cbclass += newSpace
# print("##################", self.symbolTable.containsKey(id, type_id, parent_class), id, type_id, parent_class)
# if(not(self.symbolTable.containsKey(id, type_id, parent_class))):
if(self.current_function != None):
scope = f"{''.join(list('.'.join(self.position))[:-1])}.{id}"
else:
scope = f"{''.join(list('.'.join(self.position)))}.{id}"
res, new_row = self.symbolTable.add_column([id, type_id, "Instance", None, parent_class, self.current_function, None, None, scope, newSpace, val])
else:
self.class_methods[parent_class].append(id)
newSpace = get_space_vars(type_id)
if(not newSpace):
tempNewSpace = self.symbolTable.get_cell(type_id)[-2]
if(tempNewSpace):
newSpace = tempNewSpace
else:
newSpace = 0
tempSpaceId = newSpace
if(self.current_function):
self.count_bytes_func += newSpace
self.displacement_cbfunc += newSpace
else:
self.count_bytes_class += newSpace
self.displacement_cbclass += newSpace
# print("##################", self.symbolTable.containsKey(id, type_id, parent_class), id, type_id, parent_class)
# if(not(self.symbolTable.containsKey(id, type_id, parent_class))):
if(self.current_function != None):
scope = f"{self.current_class}.{self.current_function}.{id}"
else:
scope = f"{self.current_class}.{id}"
res, new_row = self.symbolTable.add_column([id, type_id, "Instance", None, parent_class, self.current_function, None, None, scope, newSpace, val])
elif(val != None):
newSpace = get_space_vars(type_id, val)
tempSpaceId = newSpace
if(self.current_function):
self.count_bytes_func += newSpace
self.displacement_cbfunc += newSpace
else:
self.count_bytes_class += newSpace
self.displacement_cbclass += newSpace
# print("##################222", self.symbolTable.get_cell(id, type_id, parent_class), self.symbolTable.containsKey(id, type_id, parent_class), id, type_id, parent_class)
if(not(self.symbolTable.containsKey(id, type_id, parent_class))):
0 # do nothing
# print("##################333", id, type_id, "Instance", None, parent_class, self.current_function, None, None, "Global", newSpace, val)
if(self.current_function != None):
scope = f"{self.current_class}.{self.current_function}.{id}"
else:
scope = f"{self.current_class}.{id}"
res, new_row = self.symbolTable.add_column([id, type_id, "Instance", None, parent_class, self.current_function, None, None, scope, newSpace, val])
else:
self.class_methods[parent_class] = [id]
self.symbolTable.add_info_to_cell(parent_class, "Contains", self.class_methods[parent_class])
tempValDis = None
if(new_row):
if(new_row[-4] == None):
if(self.current_function):
tempValDis = self.displacement_cbfunc - tempSpaceId
if(tempValDis != None):
self.symbolTable.update_row_displacement(new_row, tempValDis)
else:
if(self.current_class):
tempValDis = self.displacement_cbclass - tempSpaceId
if(tempValDis != None):
self.symbolTable.update_row_displacement(new_row, tempValDis)
return type_id
def visitFormalAssign(self, ctx:YAPLParser.FormalAssignContext):
id = ctx.ID().getText()
type_id = ctx.TYPE().getText()
# print("AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", id, type_id, self.current_class, self.current_function)
return type_id
def visitAssignment(self, ctx: YAPLParser.AssignmentContext):
# print("visitAssignment")
id = ctx.ID().getText()
result = self.visit(ctx.expr())
# print("aasssiggnment",id, result)
type_id = None
tempSpaceId = 0
if isinstance(result, tuple):
type_id, val = result
else:
type_id = result
val = None
if(type_id == "Error"):
return "Error"
# print(id, type_id, val)
if(self.symbolTable.containsKey(id)):
if(val != None):
coins = self.symbolTable.get_coincidences(id)
if(len(coins) > 1):
for coin in coins:
newSpace = get_space_vars(coin[1], val)
if(not newSpace):
newSpace = 0
tempSpaceId = newSpace
if(self.current_function):
if(coin[5] == self.current_function):
self.count_bytes_func += newSpace
self.displacement_cbfunc += newSpace
else:
self.count_bytes_class += newSpace
self.displacement_cbclass += newSpace
if(self.current_function and self.current_class):
if(coin[5] == self.current_function and coin[4] == self.current_class):
self.symbolTable.add_info_to_cell(id, "Value", val, self.current_function, self.current_class)
self.symbolTable.add_info_to_cell(id, "Space", newSpace, self.current_function, self.current_class)
elif(self.current_function):
if(coin[5] == self.current_function):
self.symbolTable.add_info_to_cell(id, "Value", val, self.current_function)
self.symbolTable.add_info_to_cell(id, "Space", newSpace, self.current_function)
elif(self.current_class):
if(coin[4] == self.current_class):
self.symbolTable.add_info_to_cell(id, "Value", val, classF=self.current_class)
self.symbolTable.add_info_to_cell(id, "Space", newSpace, classF=self.current_class)
else:
self.symbolTable.add_info_to_cell(id, "Value", val)
else:
space = get_space_vars(type_id, val)
if(not space):
if(self.symbolTable.get_cell(type_id)):
space = self.symbolTable.get_cell(type_id)[-2]
if(not space):
space = 0
else:
space = 0
tempSpaceId = space
if(self.current_function):
self.count_bytes_func += space
self.displacement_cbfunc += space
else:
self.count_bytes_class += space
self.displacement_cbclass += space
if type_id == 'Error':
return 'Error'
row = None
if(self.current_function):
row = self.symbolTable.get_cell(id, addParent=self.current_class, addFunctionP=self.current_function)
if not row:
row = self.symbolTable.get_cell(id, addParent=self.current_class)
else:
row = self.symbolTable.get_cell(id, addParent=self.current_class)
if(row):
if(type_id != row[1]):
if not ((type_id == 'Int' and row[1] == 'Bool') or (type_id == 'Bool' and row[1] == 'Int')):
self.customErrors.append(f"Mismatch entre tipos de datos en asignacion ({id}: {type_id} <- {row[1]})")
return "Error"
else:
return "Error"
tempValDis = None
rowT = self.symbolTable.get_cell(id, addParent=self.current_class)
if(rowT):
if(rowT[-4] == None):
if(self.current_function):
tempValDis = self.displacement_cbfunc - tempSpaceId
if(tempValDis != None):
self.symbolTable.update_row_displacement(rowT, tempValDis)
else:
if(self.current_class):
tempValDis = self.displacement_cbclass - tempSpaceId
if(tempValDis != None):
self.symbolTable.update_row_displacement(rowT, tempValDis)
# print("SALE DE ASSIGNMENT",self.symbolTable.get_cell(id, addParent=self.current_class))
return type_id
def visitDispatchExplicit(self, ctx: YAPLParser.DispatchExplicitContext):
# print("visitDispatchExplicit")
method_name = ctx.ID().getText()
type_ = ctx.TYPE()
# print(ctx.getText())
id_ = str(ctx.ID().getText())
# print("id ", id_)
# print("ctx expr 0 ",ctx.expr(0).getText())
otra_clase = self.visit(ctx.expr(0))
val = None
if isinstance(otra_clase, tuple):
otra_clase, val = otra_clase
if otra_clase == 'Error':
return 'Error'
# print("otra_clase: ", otra_clase)
row = self.symbolTable.get_cell(id_)
if(row[4] != "IO"):
## Revisar que exista
if (not self.symbolTable.checkCanUse(id_, addParent=otra_clase)):
self.customErrors.append(f"{id_} no existe en {otra_clase}")
return 'Error'
row = self.symbolTable.get_cell(id_, addParent= otra_clase)
# print("row: ", row)
if row is None:
# try with Object
row = self.symbolTable.get_cell(id_, addParent= "Object")
# print("row: ", row)
type__ = row[1]
# parametros del actual
n = 1
params_acc = []
while(ctx.expr(n) is not None):
params_acc.append(ctx.expr(n))
n += 1
# parámetros que debería tener
params_def = self.symbolTable.get_parameters(method_name, otra_clase)
# print("params!!!!")
# print(params_def, method_name)
# print("par ", len(params_def), len(params_acc))
# verificar cantidad de parámetros
if (len(params_def) != len(params_acc)):
# print("-------------------------------------Hola DE")
self.customErrors.append(f"{method_name} (clase {self.current_class} y funcion {self.current_function}) requiere {len(params_def)} pero se le dieron {len(params_acc)}")
return "Error"
# verificar tipo de parámetros
for par in range(len(params_def)):
vis = self.visit(params_acc[par])
if vis == "Error":
return "Error"
if (type(vis) == tuple):
# print("tupla ex")
if(type(vis[0]) == str and type(params_def[par][1]) == str):
if (vis[0].lower() != params_def[par][1].lower()):
self.customErrors.append(f"En {method_name} el parámetro {params_def[par][0]} require ser {params_def[par][1]} pero se encontró {vis[0]}")
# print("print")
return "Error"
else:
if (vis[0] != params_def[par][1]):
self.customErrors.append(f"En {method_name} el parámetro {params_def[par][0]} require ser {params_def[par][1]} pero se encontró {vis[0]}")
# print("print")
return "Error"
else:
if(type(vis) == str and type(params_def[par][1]) == str):
if (vis.lower() != params_def[par][1].lower()):
self.customErrors.append(f"En {method_name} el parámetro {params_def[par][0]} require ser {params_def[par][1]} pero se encontró {vis}")
return "Error"
else:
if (vis.lower() != params_def[par][1].lower()):
self.customErrors.append(f"En {method_name} el parámetro {params_def[par][0]} require ser {params_def[par][1]} pero se encontró {vis}")
return "Error"
if (ctx.TYPE()):
if ctx.TYPE().getText() != type__:
self.customErrors.append(f"{ctx.getText()}: El tipo de dato definido no es el mismo al tipo que retorna: {ctx.TYPE().getText()}, {type__}")
return 'Error'
# print("oooooooooaaaa", row, self.current_class, self.current_function)
# print(self.symbolTable.get_cell(self.current_function))
if(type__ == "SELF_TYPE"):
# Retorno tipo padre
if (self.current_function):
rowPadre = self.symbolTable.get_cell(self.current_function)
# print("salida", rowPadre[1])
return rowPadre[1]
# print("salida", row[4])
return row[4]
# print("salida2", type__)
# print("Return dispatch exp : ", type__)
return type__
def visitDispatchImplicit(self, ctx: YAPLParser.DispatchImplicitContext):
# print("visitDispatchImplicit")
method_name = ctx.ID().getText()
# print(method_name)
# verificar existencia en la tabla
met = self.symbolTable.get_cell(method_name)
if met is None:
self.customErrors.append(f"Método {method_name} no está definido")
return "Error"
else:
if met[4] != self.current_class:
# verificar padre
# print("m", met[4])
inh = self.symbolTable.get_cell(self.current_class)
# print("i", inh[3])
if (met[4] != inh[3]):
self.customErrors.append(f"Método {method_name} no está definido")
return "Error"
# parametros del actual
n = 0
params_acc = []
while(ctx.expr(n) is not None):
params_acc.append(ctx.expr(n))
n += 1
# parámetros que debería tener
params_def = self.symbolTable.get_parameters(method_name, self.current_class)
# verificar cantidad de parámetros
if (len(params_def) != len(params_acc)):
# print("-------------------------------------Hola DI")
self.customErrors.append(f"{method_name} requiere {len(params_def)} pero se le dieron {len(params_acc)}")
return "Error"
# verificar tipo de parámetros
for par in range(len(params_def)):
vis = self.visit(params_acc[par])
param_space = 0
tempSpaceId = 0
if vis == "Error":
return "Error"
vis_val = None
if (type(vis) == tuple):
if(type(vis) == str and type(params_def[par][1]) == str):
if (vis[0].lower() != params_def[par][1].lower()):
self.customErrors.append(f"En {method_name} el parámetro {params_def[par][0]} require ser {params_def[par][1]} pero se encontró {vis[0]}")
return "Error"
else:
if (vis[0] != params_def[par][1]):
self.customErrors.append(f"En {method_name} el parámetro {params_def[par][0]} require ser {params_def[par][1]} pero se encontró {vis[0]}")
return "Error"
vis_val = vis[1]
newSpace = get_space_vars(params_def[par][1], vis[1])
if(not newSpace):
newSpace = 0
tempSpaceId = newSpace
if(self.current_function):
self.count_bytes_func += newSpace
self.displacement_cbfunc += newSpace
else:
self.count_bytes_class += newSpace
self.displacement_cbclass += newSpace
param_space += newSpace
self.symbolTable.add_info_to_cell(params_def[par][0], "Space", newSpace, classF=self.current_class, func=method_name)
self.symbolTable.add_info_to_cell(params_def[par][0], "Value", vis[1], classF=self.current_class, func=method_name)
self.symbolTable.add_info_to_cell(self.current_function, "Space", self.count_bytes_func)
else:
if(type(vis) == str and type(params_def[par][1]) == str):
if (vis.lower() != params_def[par][1].lower()):
self.customErrors.append(f"En {method_name} el parámetro {params_def[par][0]} require ser {params_def[par][1]} pero se encontró {vis}")
return "Error"
else:
if (vis != params_def[par][1]):
self.customErrors.append(f"En {method_name} el parámetro {params_def[par][0]} require ser {params_def[par][1]} pero se encontró {vis}")
return "Error"
newSpace = get_space_vars(params_def[par][1])
if(not newSpace):
newSpace = 0
tempSpaceId = newSpace
if(self.current_function):
self.count_bytes_func += newSpace
self.displacement_cbfunc += newSpace
else:
self.count_bytes_class += newSpace
self.displacement_cbclass += newSpace
param_space += newSpace
self.symbolTable.add_info_to_cell(params_def[par][0], "Space", newSpace, classF=self.current_class, func=method_name)
row_change = self.symbolTable.get_cell_Value(addParent=self.current_class, Value=vis_val)
if(row_change):
if(row_change[2] == "Instance"):
self.symbolTable.add_info_to_cell(params_def[par][0], "Name", row_change[0], classF=self.current_class, func=method_name)
tempValDis = None
rowT = self.symbolTable.get_cell(params_def[par][0], addParent=self.current_class)
if(rowT):
if(rowT[-4] == None):
if(self.current_function):
if(tempSpaceId):
tempValDis = self.displacement_cbfunc - tempSpaceId
self.symbolTable.add_info_to_cell(params_def[par][0], "Displacement", tempValDis, func=method_name, classF=self.current_class)
else:
if(self.current_class):
if(tempSpaceId):
tempValDis = self.displacement_cbclass - tempSpaceId
self.symbolTable.add_info_to_cell(params_def[par][0], "Displacement", tempValDis, func=method_name, classF=self.current_class)
self.symbolTable.add_info_to_cell(method_name, "Space", param_space, classF=self.current_class)
return_method_space = self.symbolTable.get_cell(met[1])[-2]
if(not return_method_space or return_method_space == 6):
return_method_space = 0
temp_space_sum = return_method_space + param_space
self.symbolTable.add_info_to_cell(method_name, "Space", temp_space_sum, classF=self.current_class)
if(self.current_function):
self.count_bytes_func += return_method_space
c = self.visitChildren(ctx)
# print(self.symbolTable.get_cell(method_name))
# print(method_name, self.current_class)
x = self.symbolTable.get_method2(method_name, self.current_class)
if(x):
return x[1]
else:
return self.symbolTable.get_cell(method_name)[1]
def visitDispatchAttribute(self, ctx: YAPLParser.DispatchAttributeContext):
# print("\nDispatchAttribute")
# print(ctx.getText())
iz = ctx.expr().getText()
der = ctx.ID()
temp = self.current_class
otra_clase = self.visit(ctx.expr())
val = None
if isinstance(otra_clase, tuple):
otra_clase, val = otra_clase
# print(iz," ", der, " -> ", otra_clase)
# print("Clase izquierda ", otra_clase)
# revisar que exista la variable
row = self.symbolTable.get_cell(str(der))
if(row[4] != "IO"):
if (not self.symbolTable.checkCanUse(str(der), addParent=otra_clase)):
self.customErrors.append(f"{str(der)} no existe en {otra_clase}")
return 'Error'
row = self.symbolTable.get_cell(str(der), addParent=otra_clase)
# print(row[1])
return row[1]
else:
row = self.symbolTable.get_cell(str(der))
# print(row[1])
return row[1]
def visitIf(self, ctx: YAPLParser.IfContext):
# print("visitIf")
condition_expr = self.visit(ctx.expr(0))
val = ""
if type(condition_expr) == tuple:
condition_expr, val = condition_expr
# print("if cond val", val)
if condition_expr.lower() != 'bool':
# Handle the type mismatch error here
self.customErrors.append("La condición dentro del if debe de retornar bool")
return "Error"
then_expr_type = self.visit(ctx.expr(1))
# print("then_expr", then_expr_type)
else_expr_type = self.visit(ctx.expr(2))
# print("else_expr", else_expr_type)
if then_expr_type == 'Error' or else_expr_type == 'Error':
self.customErrors.append("Error en el cuerpo del if o del else")
return 'Error'
else:
return ("Bool", then_expr_type[1] if val else else_expr_type[1])
def visitWhile(self, ctx: YAPLParser.WhileContext):
# print("visitWhile")
val = None
condition_expr = self.visit(ctx.expr(0))
# print("cond while", condition_expr)
if type(condition_expr) == tuple:
condition_expr, val = condition_expr
if condition_expr.lower() != 'bool':
# Handle the type mismatch error here
self.customErrors.append(f"La condición dentro del while debe de retornar bool pero se encontró {condition_expr}")
return "Error"
body_type = self.visit(ctx.expr(1))
return "Object"
def visitBlock(self, ctx: YAPLParser.BlockContext):
# print("visitBlock")
n = ctx.getChildCount() # Get the number of child expressions in the block
last_expr = None
for i in range(n):
child_expr_ctx = ctx.expr(i)
if child_expr_ctx is not None:
child_expr = self.visit(child_expr_ctx)
last_expr = child_expr # Keep track of the last expression's value
# print("blockSalida", last_expr)
return last_expr # Return the value of the last expression
def visitLetId(self, ctx: YAPLParser.LetIdContext):
# print("visitLetId")
self.letCount += 1
self.position.append(f"Let{self.letCount}")
expression_types = []
new_row = None
for i in range(len(ctx.ID())):
scope = ""
tempSpaceId = 0
id = ctx.ID(i).getText()
# print("TTTTTYPE ", ctx.TYPE(i))
if ctx.TYPE(i) is None:
self.customErrors.append(f"Durante el Let a {id} no se le indicó el tipo")
return 'Error'
_type = ctx.TYPE(i).getText()
space = get_space_vars(_type.lower())
if(not space):
space = 0
tempSpaceId = space
if(self.current_function):
self.count_bytes_func += space
self.displacement_cbfunc += space
else:
self.count_bytes_class += space
self.displacement_cbclass += space
if self.current_class in self.class_methods:
scope = "Local"
if(self.current_function != None):
scope = f"{''.join(list('.'.join(self.position)))}.{id}"
else:
scope = f"{''.join(list('.'.join(self.position)))}.{id}"
self.class_methods[self.current_class].append(id)
res, new_row = self.symbolTable.add_column([id, _type, "Variable", None, self.current_class, self.current_function, None, None, scope, space, None])
else:
scope = "Global"
if(self.current_function != None):
scope = f"{''.join(list('.'.join(self.position))[:-1])}.{id}"
else:
scope = f"{''.join(list('.'.join(self.position))[:-1])}.{id}"
res, new_row = self.symbolTable.add_column([id, _type, "Variable", None, self.current_class, self.current_function, None, None, scope, space, None])
self.class_methods[self.current_class] = [id]
self.symbolTable.add_info_to_cell(self.current_class, "Contains", self.class_methods[self.current_class])
tempValDis = None
if(new_row):
if(new_row[-4] == None):
if(self.current_function):
tempValDis = self.displacement_cbfunc - tempSpaceId
if(tempValDis != None):
self.symbolTable.update_row_displacement(new_row, tempValDis)
else:
if(self.current_class):
tempValDis = self.displacement_cbclass - tempSpaceId
if(tempValDis != None):
self.symbolTable.update_row_displacement(new_row, tempValDis)
for i in range(len(ctx.expr())):
expression_type = self.visit(ctx.expr(i))
expression_types.append(expression_type)