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added test for f_neg_canonical form

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This commit is contained in:
Marcell Vazquez-Chanlatte 2017-11-13 12:44:39 -08:00
parent c495216626
commit f7f322148e
3 changed files with 33 additions and 14 deletions
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16
stl/ast.py
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@ -41,7 +41,7 @@ class AST(object):
@property
def children(self):
return set()
return tuple()
def walk(self):
"""Walk of the AST."""
@ -123,7 +123,7 @@ class AtomicPred(namedtuple("AP", ["id"]), AST):
@property
def children(self):
return set()
return tuple()
class LinEq(namedtuple("LinEquality", ["terms", "op", "const"]), AST):
@ -134,7 +134,7 @@ class LinEq(namedtuple("LinEquality", ["terms", "op", "const"]), AST):
@property
def children(self):
return set()
return tuple()
def __hash__(self):
# TODO: compute hash based on contents
@ -171,7 +171,7 @@ class NaryOpSTL(namedtuple('NaryOp', ['args']), AST):
@property
def children(self):
return set(self.args)
return tuple(self.args)
class Or(NaryOpSTL):
@ -203,7 +203,7 @@ class ModalOp(namedtuple('ModalOp', ['interval', 'arg']), AST):
@property
def children(self):
return {self.arg}
return (self.arg,)
class F(ModalOp):
@ -232,7 +232,7 @@ class Until(namedtuple('ModalOp', ['arg1', 'arg2']), AST):
@property
def children(self):
return {self.arg1, self.arg2}
return (self.arg1, self.arg2)
def __hash__(self):
# TODO: compute hash based on contents
@ -247,7 +247,7 @@ class Neg(namedtuple('Neg', ['arg']), AST):
@property
def children(self):
return {self.arg}
return (self.arg,)
def __hash__(self):
# TODO: compute hash based on contents
@ -262,7 +262,7 @@ class Next(namedtuple('Next', ['arg']), AST):
@property
def children(self):
return {self.arg}
return (self.arg,)
def __hash__(self):
# TODO: compute hash based on contents