Struct TrapHandlerConfig 

pub struct TrapHandlerConfig { /* private fields */ }

Configuration for trap handlers in the shell.

Implementations

impl TrapHandlerConfig

pub fn iter_handlers(&self) -> impl Iterator<Item = (TrapSignal, &TrapHandler)>

Iterates over the registered handlers for trap signals.

pub fn get_handler(&self, signal_type: TrapSignal) -> Option<&TrapHandler>

Tries to find the handler associated with the given signal.

Arguments

• signal_type - The type of signal to get the handler for.

pub fn handles(&self, signal_type: TrapSignal) -> bool

Returns whether a handler is registered for the given signal.

pub fn register_handler( &mut self, signal_type: TrapSignal, command: String, source_info: SourceInfo, )

Registers a handler for a trap signal.

Arguments

• signal_type - The type of signal to register a handler for.
• command - The command to execute when the signal is trapped.
• source_info - The source info for where the trap handler was defined.

pub fn remove_handlers(&mut self, signal_type: TrapSignal)

Removes handlers for a trap signal.

Arguments

• signal_type - The type of signal to remove handlers for.

Trait Implementations

impl Clone for TrapHandlerConfig

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Default for TrapHandlerConfig

fn default() -> Self

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for TrapHandlerConfig

Available on crate feature serde only.

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for TrapHandlerConfig

Available on crate feature serde only.

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.