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(WIP) implementing CBD language... Meta-meta-model: Association inherits from Class. Matcher accepts pivot. Add generic graphviz renderer.

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This commit is contained in:
Joeri Exelmans 2024-11-07 09:46:29 +01:00
parent a26ceef10f
commit 1eb8a84553
25 changed files with 542 additions and 170 deletions
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12
transformation/matcher/matcher.py
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@ -76,10 +76,12 @@ class MatcherState:
self.boundary = None
@staticmethod
def make_initial(host, guest):
def make_initial(host, guest, pivot):
state = MatcherState()
state.h_unmatched_vtxs = host.vtxs
state.g_unmatched_vtxs = guest.vtxs
state.h_unmatched_vtxs = [vtx for vtx in host.vtxs if vtx not in pivot.values()]
state.g_unmatched_vtxs = [vtx for vtx in guest.vtxs if vtx not in pivot.keys()]
state.mapping_vtxs = pivot
state.r_mapping_vtxs = { v: k for k,v in state.mapping_vtxs.items() }
return state
# Grow the match set (creating a new copy)
@ -138,9 +140,9 @@ class MatcherVF2:
# print("number of guest connected components:", len(self.guest_component_to_vtxs))
def match(self):
def match(self, pivot={}):
yield from self._match(
state=MatcherState.make_initial(self.host, self.guest),
state=MatcherState.make_initial(self.host, self.guest, pivot),
already_visited=set())