def visit_Node(self, item):
color = (
GREEN
if item.interpretator
else BLUE
)
self.style(
item,
style(label=item.label, fillcolor=color)
)
if item.relation:
self.relations.add(item.relation, item)
def __call__(self, root):
graph = super(DotTreeTransformator, self).__call__(root)
for edge in self.relations.edges:
graph.add_edge(
edge.first,
edge.second,
style=style(
label=edge.relation.label,
dir='none',
style='dashed'
)
)
return graph
def visit_RelationRule(self, item):
self.style(item, style(label=item.relation.label, fillcolor=PURPLE))
def visit_InterpretationRule(self, item):
self.style(item, style(label=item.interpretator.label,
fillcolor=GREEN))
def visit_NamedRule(self, item):
self.style(item, style(label=item.name, fillcolor=RED))
def visit_MinMaxBoundedRule(self, item):
self.style(
item,
style(label='MinMaxBounded [item.min, item.max]'.format(item=item),
fillcolor=ORANGE))
def visit_MaxBoundedRule(self, item):
self.style(item,
style(label='MaxBounded <=%d' % item.max, fillcolor=ORANGE))
def visit_PipelineRule(self, item):
self.style(item, style(label=item.pipeline.label, fillcolor=PURPLE))
def visit_OptionalRule(self, item):
self.style(item, style(label='Optional', fillcolor=ORANGE))
def visit_OrRule(self, item):
self.style(item, style(label='Or', fillcolor=BLUE))
def visit_PipelineProduction(self, item):
self.style(item, style(label='PipelineProduction', fillcolor=BLUE))
def visit_EmptyProduction(self, item):
self.style(item, style(label='EmptyProduction'))
def visit_Production(self, item):
self.graph.add_node(item, style(label='Production', fillcolor=BLUE))
for index, child in enumerate(item.children):
styling = (style(color=DARKGRAY)
if item.main > 0 and item.main == index else None)
self.graph.add_edge(item, child, style=styling)
def visit_Predicate(self, item):
self.style(item, style(label=item.label))
def visit_Leaf(self, item):
self.style(
item,
style(label=item.label)
)
def visit_ForwardRule(self, item):
self.style(item, style(label='Forward', fillcolor=PURPLE))
def visit_EmptyRule(self, item):
self.style(item, style(label='Empty'))
def visit_RepeatableOptionalRule(self, item):
self.style(item, style(label='RepeatableOptional', fillcolor=ORANGE))
def visit_BNFRule(self, item):
self.style(item, style(label=item.label, fillcolor=GREEN))
def visit_MinBoundedRule(self, item):
self.style(item,
style(label='MinBounded >=%d' % item.min, fillcolor=ORANGE))
