def trystep(config):
(n, vs, I, O) = config
v = findn(vs, n)
(n, c) = v.params
if c.operator == END:
return (TERMINATED, None)
elif I == [] and (c.operator in (DOUNTIL, IFELSE)):
return (WAITING, None)
elif c.operator == DOONCE:
(a, n2) = c.params
doaction(a)
return (STEP, (n2, vs, I, [a] + O))
elif c.operator == DOUNTIL:
(a, cnd, n2) = c.params
b = checkcond(cnd)
doaction(a)
if b:
return (STEP, (n2, vs, I, [a] + O))
else:
return (STEP, (n, vs, I, [a] + O))
elif c.operator == IFELSE:
(cnd, n2, n3) = c.params
b = checkcond(cnd)
if b:
return (STEP, (n2, vs, I, O))
else:
return (STEP, (n3, vs, I, O))
elif c.operator == GOTO:
(n2, ) = c.params
return (STEP, (n2, vs, I, O))
else:
publisher.publish("Runtime Error: Unknown Content Operator?")
raise Exception("Runtime Error: Unknown Content Operator?")
def trystep(config):
(n, vs, I, O) = config
v = findn(vs, n)
(n, c) = v.params
if c.operator == END:
return (TERMINATED, None)
elif I == [] and (c.operator in (DOUNTIL, IFELSE)):
return (WAITING, None)
elif c.operator == DOONCE:
(a, n2) = c.params
doaction(a)
return (STEP, (n2, vs, I, [a] + O))
elif c.operator == DOUNTIL:
(a, cnd, n2) = c.params
b = checkcond(cnd)
doaction(a)
if b:
return (STEP, (n2, vs, I, [a] + O))
else:
return (STEP, (n, vs, I, [a] + O))
elif c.operator == IFELSE:
(cnd, n2, n3) = c.params
b = checkcond(cnd)
if b:
return (STEP, (n2, vs, I, O))
else:
return (STEP, (n3, vs, I, O))
elif c.operator == GOTO:
(n2,) = c.params
return (STEP, (n2, vs, I, O))
else:
raise Exception("Runtime Error: Unknown Content Operator?")
def trystep(self, config):
(n, vs, I, O) = config
v = findn(vs, n)
(n, c) = v.params
if c.operator == END:
return (TERMINATED, None)
elif I == [] and (c.operator in (DOUNTIL, IFELSE)):
return (WAITING, None)
elif c.operator == DOONCE:
(a, n2) = c.params
self._success = self.doaction(a, n)
result = STEP if self._success else FAIL
return (result, (n2, vs, I, [a] + O))
elif c.operator == DOUNTIL:
(a, cnd, n2) = c.params
b = checkcond(cnd)
self._sucess = self.doaction(a, n)
result = STEP if self._success else FAIL
if b:
return (result, (n2, vs, I, [a] + O))
else:
return (result, (n, vs, I, [a] + O))
elif c.operator == IFELSE:
(cnd, n2, n3) = c.params
b = checkcond(cnd)
if b:
return (STEP, (n2, vs, I, O))
else:
return (STEP, (n3, vs, I, O))
elif c.operator == GOTO:
(n2, ) = c.params
return (STEP, (n2, vs, I, O))
else:
self.publish_feedback("Runtime Error: Unsupported action!")
self._success = False
def trystep(self, config):
(n, vs, I, O) = config
v = findn(vs, n)
(n, c) = v.params
if c.operator == END:
return (TERMINATED, None)
elif I == [] and (c.operator in (DOUNTIL, IFELSE)):
return (WAITING, None)
elif c.operator == DOONCE:
(a, n2) = c.params
self._success = self.doaction(a)
result = STEP if self._success else FAIL
return (result, (n2, vs, I, [a] + O))
elif c.operator == DOUNTIL:
(a, cnd, n2) = c.params
b = checkcond(cnd)
self._sucess = self.doaction(a)
result = STEP if self._success else FAIL
if b:
return (result, (n2, vs, I, [a] + O))
else:
return (result, (n, vs, I, [a] + O))
elif c.operator == IFELSE:
(cnd, n2, n3) = c.params
b = checkcond(cnd)
if b:
return (STEP, (n2, vs, I, O))
else:
return (STEP, (n3, vs, I, O))
elif c.operator == GOTO:
(n2,) = c.params
return (STEP, (n2, vs, I, O))
else:
self.publish_feedback("Runtime Error: Unsupported action!");
self._success = False