Struct ParseCache 

pub struct ParseCache { /* private fields */ }

Concurrent parse cache.

Implementations

impl ParseCache

pub fn new() -> Self

New empty cache.

pub fn parse( &self, language_name: &str, language: &Language, source: &[u8], ) -> Result<Arc<Tree>, ParserError>

Parse source for language, returning a shared tree.

Errors

Returns ParserError if tree-sitter rejects the language.

pub fn clear(&self)

Drop all cached trees.

pub fn len(&self) -> usize

Number of cached trees.

pub fn is_empty(&self) -> bool

true if the cache is empty.

Trait Implementations

impl Clone for ParseCache

fn clone(&self) -> ParseCache

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ParseCache

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for ParseCache

fn default() -> ParseCache

Returns the “default value” for a type.