def subst(self, new, old, env, symbols):
result = Concat(None)
result.elements = map(lambda x: x.subst(new, old, env, symbols),
self.elements)
types = map(lambda x: x.type(symbols), result.elements)
result.typeF = util.maxListType(types, symbols)
return result
def exec_inconcat(self, envr, pm):
result = ProofResult("")
result.source = self
if len(self.args) != 1:
raise ProofError("inconcat takes one argument, found: " + str(len(self.args)))
arg = self.resolveOrDont(self.args[0])
if isinstance(arg, expSemantics.Or) and arg.elements:
nt = False
elif isinstance(arg, expSemantics.And) and arg.elements:
nt = True
else:
raise ProofError("inconcat expects a non-empty conjuntion or disjuntion, found: " + arg.shortString())
fail = []
lhs = arg.elements[0].lhs
for e in arg.elements:
if not isinstance(e, judge.InTest) or e.nt != nt or e.lhs != lhs:
fail.append(e)
if fail:
raise ProofError("inconcat expects homogenous contains assertions, found: " + "; ".join(map(lambda e: e.shortString(), fail)))
r = judge.InTest(None)
r.nt = nt
r.lhs = lhs
r.rhs = expSemantics.Concat(None)
r.rhs.elements = map(lambda e: e.rhs, arg.elements)
r.rhs.typeF = util.maxListType(map(lambda x: x.rhs.type(pm.world.symList), arg.elements), pm.world.symList)
self.results = [r]
result.verbose = pm.getIndent() + self.results[0].shortString()
return result
def dom(self, envr, symbols):
for sym in symbols:
for case in sym.cases:
m = self.isSuperType(case, symbols)
#print self, case, m
if m and sym.maps:
l = symbol.List(None)
l.arg = sym.maps[0]
mm = m.match(l)
if mm:
return mm
result = Concat(None)
result.elements = map(lambda x: x.dom(envr, symbols), self.elements)
result.typeF = util.maxListType(map(lambda x: x.type(symbols), result.elements), symbols)
return result
def dom(self, envr, symbols):
for sym in symbols:
for case in sym.cases:
m = self.isSuperType(case, symbols)
#print self, case, m
if m and sym.maps:
l = symbol.List(None)
l.arg = sym.maps[0]
mm = m.match(l)
if mm:
return mm
result = Concat(None)
result.elements = map(lambda x: x.dom(envr, symbols), self.elements)
result.typeF = util.maxListType(
map(lambda x: x.type(symbols), result.elements), symbols)
return result
def type(self, symbols):
return util.maxListType([self.lhs, self.rhs], symbols)
def type(self, symbols):
return util.maxListType(self.elements, symbols)
def type(self, symbols): return util.maxListType([self.lhs, self.rhs], symbols)
def type(self, symbols): return util.maxListType(self.elements, symbols)
def subst(self, new, old, env, symbols): result = Concat(None) result.elements = map(lambda x: x.subst(new, old, env, symbols), self.elements) types = map(lambda x: x.type(symbols), result.elements) result.typeF = util.maxListType(types, symbols) return result
