use crate::symbol::variable_symbol::VariableSymbol;
use std::collections::HashMap;
use std::rc::Rc;

pub struct BlockScope {
    debug_name: String,
    parent_id: usize,
    variable_symbols: HashMap<Rc<str>, Rc<VariableSymbol>>,
}

impl BlockScope {
    pub fn new(debug_name: &str, parent_id: usize) -> Self {
        Self {
            debug_name: debug_name.into(),
            parent_id,
            variable_symbols: HashMap::new(),
        }
    }

    pub fn variable_symbols(&self) -> &HashMap<Rc<str>, Rc<VariableSymbol>> {
        &self.variable_symbols
    }

    pub fn variable_symbols_mut(&mut self) -> &mut HashMap<Rc<str>, Rc<VariableSymbol>> {
        &mut self.variable_symbols
    }

    pub fn parent_id(&self) -> usize {
        self.parent_id
    }
}