Struct janetrs::function::JanetTryState

pub struct JanetTryState { /* private fields */ }

A structure that holds the old and new states of the Janet VM.

This can be used to execute a JanetCFunction and capture its Janet panics.

Implementations

impl JanetTryState

pub fn init() -> Self

Initializes the state.

pub fn is_valid_to_run(&self) -> bool

Check if the VM have a valid JanetFiber.

pub unsafe fn signal_unchecked(&mut self) -> JanetSignal

Get the JanetSignal of the state without checking if the environment is set to catch Janet Panics.

Safety

If this is called with the invalid environment to catch Janet Panics it will cause undefined behaviour.

pub fn signal(&mut self) -> Option<JanetSignal>

Get the JanetSignal of the state if the environment is set to catch Janet Panics.

pub fn payload(&self) -> Janet

Get the output of the execution.

Trait Implementations

impl Drop for JanetTryState

fn drop(&mut self)

Executes the destructor for this type.