treesitter (version 0.3.0)

tree-accessors: Tree accessors

Description

• tree_text() retrieves the tree's text that it was parsed with.

• tree_language() retrieves the tree's language that it was parsed with.

• tree_included_ranges() retrieves the tree's included_ranges that were provided to parser_set_included_ranges(). Note that if no ranges were provided originally, then this still returns a default that always covers the entire document.

Usage

tree_included_ranges(x)
tree_text(x)
tree_language(x)

Value

• tree_text() returns a string.

• tree_language() returns a tree_sitter_language.

• tree_included_ranges() returns a list of range() objects.

Arguments

x

[tree_sitter_tree]

A tree.

Examples

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

text <- "1 + foo"
tree <- parser_parse(parser, text)

tree_text(tree)
tree_language(tree)
tree_included_ranges(tree)
}