styler (version 1.10.3)

create_node_from_nested_root: Convert a nested data frame into a node tree

Description

This function is convenient to display all nesting levels of a nested data frame at once.

Usage

create_node_from_nested_root(pd_nested, structure_only)

Value

An object of class "Node" and "R6".

Arguments

pd_nested

A nested data frame.

structure_only

Whether or not create a tree that represents the structure of the expression without any information on the tokens. Useful to check whether two structures are identical.

Examples

if (rlang::is_installed("data.tree")) {
  withr::with_options(
    list(styler.cache_name = NULL), # temporarily deactivate cache
    {
      code <- "a <- function(x) { if(x > 1) { 1+1 } else {x} }"
      nested_pd <- compute_parse_data_nested(code)
      initialized <- styler:::pre_visit_one(
        nested_pd, default_style_guide_attributes
      )
      styler:::create_node_from_nested_root(initialized,
        structure_only = FALSE
      )
    }
  )
}