Struct Context

pub struct Context { /* private fields */ }

The state of the virtual machine

This contains all necessary runtime data and gets shared with objects that implement CallProtocol as well as interrupts.

Implementations

impl Context

pub fn new() -> Self

pub fn lookup_code_object(&self, name: &Variable) -> Lovm2Result<CallableRef>

Try to resolve the given name to a callable

pub fn stack_mut(&mut self) -> &mut Vec<Value>

Get a mutable reference to the value stack itself

pub fn lstack_mut(&mut self) -> &mut Vec<Frame>

Get a mutable reference to the value lstack itself

pub fn frame_mut(&mut self) -> Lovm2Result<&mut Frame>

Get a mutable reference to the last stack frame

pub fn set_global<T>(&mut self, var: T, val: Value)

where T: AsRef<str>,

Set value of a global variable

pub fn push_frame(&mut self, argn: u8)

Create a frame on the callstack

pub fn pop_frame(&mut self)

Remove a frame from the callstack

pub fn push_value(&mut self, value: Value)

Put a new value on the stack

pub fn pop_value(&mut self) -> Lovm2Result<Value>

Remove the last value on stack

pub fn last_value_mut(&mut self) -> Lovm2Result<&mut Value>

Get a mutable reference to the last value on stack

pub fn value_of<T>(&self, var: T) -> Lovm2Result<&Value>

where T: AsRef<str>,

Lookup a global value

Trait Implementations

impl Debug for Context

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.