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Quote: path expressions such as self.parent.frame.left are error prone; brittle under reorganization; use get_child and get_parent instead
Topic:
access to objects by a path
Quotation Skeleton
Path expressions: boon and curse In both Garnet … their way through a composite object. For example, … a constraint's formula might use the pathname 'self.parent.frame.left' … [p. 1295] Unfortunately, two common problems arose with path … when objects are moved around the composite object … A limited solution that worked reasonably well in … [p. 1296] we never arrived at a satisfactory solution … [for moving objects within the hierarchy or renaming them] … Google-1 Google-2
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Topic: access to objects by a path (13 items)