def eq(a, b, ls):
if a is None:
return b is None
if isinstance(a, bool) or isinstance(a, str):
return a == b
if isinstance(a, int):
if isinstance(b, int):
return a == b
elif isinstance(b, float):
return float(a) == b
else:
return False
if isinstance(a, float):
if isinstance(b, float):
return a == b
elif isinstance(b, int):
return a == float(b)
else:
return False
if isinstance(a, LuaTable):
if isinstance(b, LuaTable) and a != b and ls:
mm = ls.get_metamethod(a, b, '__eq')
if mm:
return LuaValue.to_boolean(ls.call_metamethod(a, mm, b))
return a == b
def le(a, b, ls):
if isinstance(a, str) and isinstance(b, str):
return a <= b
if isinstance(a, int):
if isinstance(b, int):
return a <= b
elif isinstance(b, float):
return float(a) <= b
if isinstance(a, float):
if isinstance(b, float):
return a <= b
elif isinstance(b, int):
return a <= float(b)
mm = ls.get_metamethod(a, b, '__le')
if mm:
return LuaValue.to_boolean(ls.call_metamethod(a, mm, b))
mm = ls.get_metamethod(b, a, '__lt')
if mm:
return LuaValue.to_boolean(ls.call_metamethod(a, mm, b))
raise Exception('Comparison Error')
def to_boolean(self, idx):
return LuaValue.to_boolean(self.stack.get(idx))
