Struct BuiltinCommand 

pub struct BuiltinCommand {
    name: String,
    handler: Arc<dyn for<'a> Fn(&FunctionEnvMut<'a, WasiEnv>, &str, &mut Option<WasiEnv>) -> Result<TaskJoinHandle, SpawnError> + Send + Sync + 'static>,
}

Fields

name: String

handler: Arc<dyn for<'a> Fn(&FunctionEnvMut<'a, WasiEnv>, &str, &mut Option<WasiEnv>) -> Result<TaskJoinHandle, SpawnError> + Send + Sync + 'static>

Implementations

impl BuiltinCommand

pub fn new<Name, Handler>(name: Name, handler: Handler) -> Self

where Name: Into<String>, Handler: for<'a> Fn(&FunctionEnvMut<'a, WasiEnv>, &str, &mut Option<WasiEnv>) -> Result<TaskJoinHandle, SpawnError> + Send + Sync + 'static,

Trait Implementations

impl Clone for BuiltinCommand

fn clone(&self) -> BuiltinCommand

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for BuiltinCommand

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

Formats the value using the given formatter.

impl VirtualCommand for BuiltinCommand

fn name(&self) -> &str

Returns the canonical name of the command.

fn as_any(&self) -> &dyn Any

Retrieve the command as a std::any::Any reference.

fn exec( &self, parent_ctx: &FunctionEnvMut<'_, WasiEnv>, path: &str, config: &mut Option<WasiEnv>, ) -> Result<TaskJoinHandle, SpawnError>

Executes the command.