treesitter (version 0.3.0)

is_node: Is x a node?

Description

Checks if x is a tree_sitter_node or not.

Usage

is_node(x)

Value

TRUE if x is a tree_sitter_node, otherwise FALSE.

Arguments

x

[object]

An object.

Examples

if (FALSE) { # rlang::is_installed("treesitter.r")
language <- treesitter.r::language()
parser <- parser(language)

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

is_node(node)

is_node(1)
}