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Merged
merged 2 commits into from
May 16, 2021
Merged

V2.3 #24

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f948b51
commit v2.3
lucafs May 16, 2021
3800f32
final 2.3
lucafs May 16, 2021
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final 2.3
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@lucafs
lucafs committed May 16, 2021
commit 3800f32a2a3a2c7506da491e2304c20d0193b2be
10 changes: 7 additions & 3 deletions main.py
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Original file line number Diff line number Diff line change
Expand Up @@ -71,7 +71,7 @@ def getter(self, name):
try:
return self.sym[name]
except:
raise Exception("Symbol "+name+ " not declared")
return "error"


class Node():
Expand Down Expand Up @@ -126,16 +126,20 @@ def Evaluate(self,ST):
class FirstAssign(Node):
def Evaluate(self, ST):
type = self.children[0]
name = self.children[1]
name = self.children[1]
if(ST.getter(name) != "error"):
raise Exception ("Variable " + name + " aready declared")
ST.setter(name, None ,type)

class Assign(Node):
def Evaluate(self, ST):
name = self.children[0].value
expression = self.children[1].Evaluate(ST)
type = ST.getter(name)[1]
if(type == "error"):
raise Exception ("Symbol "+name+ " not declared")
if(expression[1] != type ):
raise Exception("Can't cast this variable")
raise Exception("Can't cast the "+ name +" variable")
ST.setter(name, expression[0],type)

class Identifier(Node):
Expand Down