tree_root_node {treesitter}

Retrieve the root node of the tree

Description

tree_root_node() is the entry point for accessing nodes within a specific tree. It returns the "root" of the tree, from which you can use other ⁠node_*()⁠ functions to navigate around.

Usage

tree_root_node(x)

Arguments

x

⁠[tree_sitter_tree]⁠

A tree.

Value

A node.

Examples

language <- treesitter.r::language()
parser <- parser(language)

text <- "fn <- function() { 1 + 1 }"
tree <- parser_parse(parser, text)
node <- tree_root_node(tree)

# Trees and nodes have a similar print method, but you can
# only use other `node_*()` functions on nodes.
tree
node

node |>
  node_child(1) |>
  node_children()