Struct VM 

pub struct VM<'a> { /* private fields */ }

Virtual machine state

Implementations

impl<'a> VM<'a>

pub fn new(arena: &'a mut Arena) -> Self

Create a new VM

pub fn with_primitives(arena: &'a mut Arena) -> Self

Create a VM with all primitives registered

pub fn register_primitives(&mut self)

Register all arena-based primitives in the global environment

pub fn define_global(&mut self, name: String, value_id: ValueId)

Set a global variable

pub fn lookup_global(&self, name: &str) -> Option<ValueId>

Look up a global variable

pub fn get_globals(&self) -> HashMap<String, ValueId>

Get a clone of all global variables

pub fn set_globals(&mut self, globals: HashMap<String, ValueId>)

Set all global variables (replaces existing globals)

pub fn extend_globals(&mut self, additional: HashMap<String, ValueId>)

Extend global variables with additional bindings (merges, doesn’t replace)

pub fn get_user_globals(&self) -> HashMap<String, ValueId>

Get only user-defined global variables (excluding primitives)

pub fn run( &mut self, instructions: &[Instruction], start_ip: usize, ) -> Result<ValueId, String>

Execute bytecode instructions starting at the given instruction pointer