def execute(self, stack, exec_env):
# Only works if at least 2 items in the stack
if len(stack) >= 2:
r = stack.pop()
l = stack.pop()
stack = common.stack_push(stack, r)
stack = common.stack_push(stack, l)
instr_t.execute(self, stack, exec_env)
def execute(self, stack, exec_env):
# Only works if something in the stack
if len(stack) >= 1:
a = stack.pop()
b = copy.deepcopy(a)
stack = common.stack_push(stack, a)
stack = common.stack_push(stack, b)
instr_t.execute(self, stack, exec_env)
def execute(self, stack, exec_env):
if len(stack) >= 2:
r = stack.pop()
l = stack.pop()
outer = (execflags.OUTEROP in exec_env.flgs)
stack = common.stack_push(stack, vindex_get(l, r, outer))
instr_t.execute(self, stack, exec_env)
def execute(self, stack, exec_env):
if len(stack) >= 3:
r = stack.pop()
m = stack.pop()
l = stack.pop()
stack = common.stack_push(stack, vindex_set(l, m, r))
instr_t.execute(self, stack, exec_env)
def execute(self, stack, exec_env):
if len(stack) >= 2:
r = stack.pop()
l = stack.pop()
outer = (execflags.OUTEROP in exec_env.flgs)
stack = common.stack_push(stack,
binary_operator(l, r, self.op, outer))
instr_t.execute(self, stack, exec_env)
def execute(self, stack, exec_env):
"""
Appends last item on stack to item before if it is a list,
if the stack only contains 1 item, make this item into a list
if the penultimate stack item isn't a list, make it so before appending the
item
"""
if len(stack) < 1:
instr_t.execute(self, stack, exec_env)
return
x = stack.pop()
if len(stack) == 0:
stack = common.stack_push(stack, [x])
instr_t.execute(self, stack, exec_env)
return
y = stack.pop()
outer = (execflags.OUTEROP in exec_env.flgs)
y = listpush(y, x, outer)
stack = common.stack_push(stack, y)
instr_t.execute(self, stack, exec_env)
def execute(self, stack, exec_env):
if len(stack) >= 1:
a = stack.pop()
stack = common.stack_push(stack, unary_operator(a, self.op))
instr_t.execute(self, stack, exec_env)
def execute(self, stack, exec_env):
if len(stack) < 1:
instr_t.execute(self, stack, exec_env)
return
stack = common.stack_push(stack, -1)
indexing.getat_t.execute(self, stack, exec_env)