2 Merge OpenType Layout tables (GDEF / GPOS / GSUB).
63             assert method.__name__ == "merge"
72                         "Oops, class '%s' has merge function for '%s' defined already."
139             # need to special-case Enums as have __dict__ but are not regular 'objects',
171 def merge(merger, self, lst):  function
213     - Combined glyph list,
214     - If values_lst is None, return input glyph lists, but padded with None when a glyph
215       was missing in a list.  Otherwise, return values_lst list-of-list, padded with None
248 def merge(merger, self, lst):  function
256 def merge(merger, self, lst):  function
309 def merge(merger, self, lst):  function
349             # Note!!! This *might* result in behavior change if ValueFormat2-zeroedness
361     # Merge everything else; though, there shouldn't be anything else. :)
371 def merge(merger, self, lst):  function
429     # Merge everything else; makes sure Format is the same.
471     # Class-0 is special.  It's "everything else".
476         # Collect anything without a non-zero class into class=zero.
529                 # Follow-up to e6125b353e1f54a0280ded5434b8e40d042de69f,
557                 rec1 = matrix[klass]  # TODO handle out-of-range?
623             assert l == subtables[-1]
632 def merge(merger, self, lst):  function
650     # as merge might have created new values.
675 def _MarkBasePosFormat1_merge(self, lst, merger, Mark="Mark", Base="Base"):  argument
687         [getattr(l, Base + "Coverage").glyphs for l in lst],
688         [getattr(getattr(l, Base + "Array"), Base + "Record") for l in lst],
690     getattr(self, Base + "Coverage").glyphs = BaseCoverageGlyphs
709         # "top-right" in another master, we shouldn't do that, as any
738             rec = getattr(ot, Base + "Record")()
740             setattr(rec, Base + "Anchor", anchors)
742                 [] if r is None else getattr(r, Base + "Anchor") for r in glyphRecords
745                 l.extend([None] * (self.ClassCount - len(l)))
755     array = getattr(ot, Base + "Array")()
756     setattr(array, Base + "Record", records)
757     setattr(array, Base + "Count", len(records))
758     setattr(self, Base + "Array", array)
762 def merge(merger, self, lst):  function
766             subtable="mark-to-base positioning lookup",
773         raise UnsupportedFormat(merger, subtable="mark-to-base positioning lookup")
777 def merge(merger, self, lst):  function
781             subtable="mark-to-mark positioning lookup",
788         raise UnsupportedFormat(merger, subtable="mark-to-mark positioning lookup")
872     """Merge multiple Format1 subtables at the beginning of lst,
873     and merge multiple consecutive Format2 subtables that have the same
885     while i > 0 and lst[i - 1].Format == 2:
886         i -= 1
917 def merge(merger, self, lst):  function
941 def merge(merger, self, lst):  function
950 def merge(merger, self, lst):  function
975         # Merge those before continuing.
1009         # If format-1 subtable created during canonicalization is empty, remove it.
1013             self.SubTableCount -= 1
1015         # If format-2 subtable created during canonicalization is empty, remove it.
1016         assert len(self.SubTable) >= 1 and self.SubTable[-1].Format == 2
1017         if not self.SubTable[-1].Coverage.glyphs:
1018             self.SubTable.pop(-1)
1019             self.SubTableCount -= 1
1067 def merge(merger, self, lst):  function
1078 def merge(merger, self, lst):  function
1093 def merge(merger, self, lst):  function
1131 def merge(merger, self, lst):  function
1153 def merge(merger, self, lst):  function
1183 def merge(merger, self, lst):  function
1257     base, varIdx = store_builder.storeMasters(master_values)
1258     return base, builder.buildVarDevTable(varIdx)
1262 def merge(merger, self, lst):  function
1274 def merge(merger, self, lst):  function
1286 def merge(merger, self, lst):  function
1302 def merge(merger, self, lst):  function
1323     multiple delta-set indices (via VarIndexBase).
1325     as they become variable (e.g. Affine2x3 -> VarAffine2x3) so this merger takes
1349             # The merger modifies the destination COLR table in-place. If this contains
1355             # unique layers referenced from non-overlapping PaintColrLayers throughout
1356             # the base paint graphs.
1411         # VarStore treats deltas for fixed-size floats as integers, so we
1430     def storeVariationIndices(self, varIdxes) -> int:
1438             for i in range(len(self.varIdxes) - len(varIdxes) + 1):
1445             for n in range(len(varIdxes) - 1, 0, -1):
1446                 if self.varIdxes[-n:] == varIdxes[:n]:
1447                     varIndexBase = len(self.varIdxes) - n
1459     def mergeVariableAttrs(self, out, lst, attrs) -> int:
1478                 getattr(type(path[-1].value), "VarType", None) is not None
1481             st = path[-1]
1487             parent = path[-2].value
1497         Each base paint graph is fully DFS-traversed (with exception of PaintColrGlyph
1520                     # de-treeify any nested PaintColrLayers, append unique copies to
1542 def merge(merger, self, lst):  function
1549             # missing base glyphs don't participate in the merge
1553             e.cause["location"] = f"base glyph {g!r}"
1560 def merge(merger, self, lst):  function
1561     # nothing to merge for LayerList, assuming we have already merged all PaintColrLayers
1607     # if the list is still too big we need to tree-fy it
1647 def merge(merger, self, lst):  function
1680             # Convert Affine2x3 -> VarAffine2x3, ColorLine -> VarColorLine, etc.
1688 def merge(merger, self, lst):  function
1705 def merge(merger, self, lst):  function
1714 def merge(merger, self, lst):  function
1715     # 'sparse' in that we allow non-default masters to omit ClipBox entries