Struct FunctionRegistry 

pub struct FunctionRegistry { /* private fields */ }

Registry of built-in functions

Implementations

impl FunctionRegistry

pub fn new() -> Self

Creates a new function registry with all built-in functions

pub fn register(&mut self, name: &'static str, func: BuiltinFn, arity: usize)

Registers a function

pub fn lookup(&self, name: &str) -> Option<(BuiltinFn, usize)>

Looks up a function by name

pub fn exists(&self, name: &str) -> bool

Checks if a function exists

pub fn function_names(&self) -> Vec<&'static str>

Gets all function names

Trait Implementations

impl Default for FunctionRegistry

fn default() -> Self

Returns the “default value” for a type.