use crate::symbol::constructor_symbol::ConstructorSymbol;
use crate::symbol::function_symbol::FunctionSymbol;
use crate::symbol::parameter_symbol::ParameterSymbol;
use std::rc::Rc;

pub enum CallableSymbol {
    Function(Rc<FunctionSymbol>),
    Constructor(Rc<ConstructorSymbol>),
    ErrorPlaceholder,
}

impl CallableSymbol {
    pub fn parameters(&self) -> Vec<Rc<ParameterSymbol>> {
        match self {
            CallableSymbol::Function(function_symbol) => function_symbol.parameters().to_vec(),
            CallableSymbol::Constructor(constructor_symbol) => {
                constructor_symbol.parameters().to_vec()
            }
            CallableSymbol::ErrorPlaceholder => Vec::new(),
        }
    }
}