Struct tree_sitter_graph::functions::Functions

pub struct Functions { /* fields omitted */ }

A library of named functions.

Implementations

impl Functions

pub fn new() -> Functions

Creates a new, empty library of functions.

pub fn stdlib(ctx: &mut Context) -> Functions

Returns the standard library of functions, as defined in the language reference.

pub fn add<F>(&mut self, name: Identifier, function: F) where
    F: Function + 'static, 

Adds a new function to this library.

pub fn call(
    &mut self,
    ctx: &Context,
    name: Identifier,
    graph: &mut Graph<'_>,
    source: &str,
    parameters: &mut dyn Parameters
) -> Result<Value, ExecutionError>

Calls a named function, returning an error if there is no function with that name.

Trait Implementations

impl Default for Functions

fn default() -> Functions

Returns the “default value” for a type.