lovm2_core 0.4.8

a lightweight virtual machine with a focus on simplicity and extendability.
Documentation 
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//! Own type for maintaining callable functions inside a module

use std::collections::HashMap;

use crate::code::CallableRef;
use crate::var::Variable;

/// Own type for maintaining callable functions inside a module
#[derive(Clone, Debug)]
pub struct Slots(HashMap<Variable, CallableRef>);

impl Slots {
    pub fn new() -> Self {
        Self(HashMap::new())
    }

    pub fn from(slots: HashMap<Variable, CallableRef>) -> Self {
        Self(slots)
    }

    pub fn iter(&self) -> std::collections::hash_map::Iter<'_, Variable, CallableRef> {
        self.0.iter()
    }

    pub fn iter_mut(&mut self) -> std::collections::hash_map::IterMut<'_, Variable, CallableRef> {
        self.0.iter_mut()
    }

    pub fn get(&self, var: &Variable) -> Option<&CallableRef> {
        self.0.get(var)
    }

    pub fn insert<T>(&mut self, var: T, val: CallableRef)
    where
        T: Into<Variable>,
    {
        self.0.insert(var.into(), val);
    }
}