dot-assemble_parent_col: Assemble the parent id column for 'unnest_tree()' output

In tibblify: Rectangle Nested Lists

Assemble the parent id column for unnest_tree() output

Description

Assemble the parent id column for unnest_tree() output

Usage

.assemble_parent_col(out, parent_to, tree_levels, id_col, call)

Arguments

out	(data.frame) The partially assembled output.
parent_to	(character(1)) The column name ("parent" by default) in which to store the parent id of an observation. Use NULL if you don't need this information.
tree_levels	(list) The object returned by .collect_tree_levels(), containing level_data, out_ptype, level_sizes, level_parent_ids, and level_ancestors.
id_col	(character(1), integer(1), or symbol) The column that uniquely identifies each observation.
call	(environment) The environment to use for error messages.

Value

A vector of parent ids with the same type as out[[id_col]] and the same length as nrow(out).

tibblify documentation built on May 9, 2026, 5:07 p.m.