def createPropertyGet(self, target, namespace, name, memberTypeFlags):
if namespace is None and (memberTypeFlags == 0):
if target is None:
return self.createName(name)
self.checkActivationName(name, Token.GETPROP)
if ScriptRuntime.isSpecialProperty(name):
ref = Node(Token.REF_SPECIAL, target)
ref.putProp(Node.NAME_PROP, name)
return Node(Token.GET_REF, ref)
return Node(Token.GETPROP, target, self.createString(name))
elem = self.createString(name)
memberTypeFlags |= Node.PROPERTY_FLAG
return self.createMemberRefGet(target, namespace, elem, memberTypeFlags)
def createUnary(self, nodeType, child):
childType = child.getType()
if nodeType == Token.DELPROP:
n = None#Node()
if (childType == Token.NAME):
child.setType(Token.BINDNAME)
left = child
right = Node.newString(child.getString())
n = Node(nodeType, left, right)
else:
if (childType == Token.GETPROP) or (childType == Token.GETELEM):
left = child.getFirstChild()
right = child.getLastChild()
child.removeChild(left)
child.removeChild(right)
n = Node(nodeType, left, right)
else:
if (childType == Token.GET_REF):
ref = child.getFirstChild()
child.removeChild(ref)
n = Node(Token.DEL_REF, ref)
else:
n = Node(Token.TRUE)
return n
elif nodeType == Token.TYPEOF:
if (childType == Token.NAME):
child.setType(Token.TYPEOFNAME)
return child
elif nodeType == Token.BITNOT:
if (childType == Token.NUMBER):
value = ScriptRuntime.toInt32(child.getDouble())
child.setDouble(~value)
return child
elif nodeType == Token.NEG:
if (childType == Token.NUMBER):
child.setDouble(-child.getDouble())
return child
elif nodeType == Token.NOT:
status = self.isAlwaysDefinedBoolean(child)
if (status != 0):
type = 0
if (status == self.ALWAYS_TRUE_BOOLEAN):
type = Token.FALSE
else:
type = Token.TRUE
if (childType == Token.TRUE) or (childType == Token.FALSE):
child.setType(type)
return child
return Node(type)
return Node(nodeType, child)
def createBinary(self, nodeType, left, right):
if nodeType == Token.ADD:
if (left.type == Token.STRING):
s2 = ""
if (right.type == Token.STRING):
s2 = right.getString()
else:
if (right.type == Token.NUMBER):
s2 = ScriptRuntime.numberToString(right.getDouble(), 10)
else:
pass
s1 = left.getString()
left.setString(s1+s2)
return left
else:
if (left.type == Token.NUMBER):
if (right.type == Token.NUMBER):
left.setDouble(left.getDouble() + right.getDouble())
return left
else:
if (right.type == Token.STRING):
s1 = ""
s2 = ""
s1 = ScriptRuntime.numberToString(left.getDouble(), 10)
s2 = right.getString()
right.setString(s1.concat(s2))
return right
elif nodeType == Token.SUB:
if (left.type == Token.NUMBER):
ld = left.getDouble()
if (right.type == Token.NUMBER):
left.setDouble(ld - right.getDouble())
return left
else:
if (ld == 0.0):
return Node(Token.NEG, right)
else:
if (right.type == Token.NUMBER):
if (right.getDouble() == 0.0):
return Node(Token.POS, left)
elif nodeType == Token.MUL:
if (left.type == Token.NUMBER):
ld = left.getDouble()
if (right.type == Token.NUMBER):
left.setDouble(ld * right.getDouble())
return left
else:
if (ld == 1.0):
return Node(Token.POS, right)
else:
if (right.type == Token.NUMBER):
if (right.getDouble() == 1.0):
return Node(Token.POS, left)
elif nodeType == Token.DIV:
if (right.type == Token.NUMBER):
rd = right.getDouble()
if (left.type == Token.NUMBER):
left.setDouble(left.getDouble() / rd)
return left
else:
if (rd == 1.0):
return Node(Token.POS, left)
elif nodeType == Token.AND:
leftStatus = self.isAlwaysDefinedBoolean(left)
if (leftStatus == self.ALWAYS_FALSE_BOOLEAN):
return left
else:
if (leftStatus == self.ALWAYS_TRUE_BOOLEAN):
return right
elif nodeType == Token.OR:
leftStatus = self.isAlwaysDefinedBoolean(left)
if (leftStatus == self.ALWAYS_TRUE_BOOLEAN):
return left
else:
if (leftStatus == self.ALWAYS_FALSE_BOOLEAN):
return right
return Node(nodeType, left, right)
