Struct LeftFunction 

pub struct LeftFunction { /* private fields */ }

The LEFT function.

Implementations

impl LeftFunction

pub fn new() -> Rc<Self>

Creates a new instance of the function.

Trait Implementations

impl Callable for LeftFunction

fn metadata(&self) -> Rc<CallableMetadata>

Returns the metadata for this function.

fn exec(&self, scope: Scope<'_>) -> CallResult<()>

Executes the callable if it is synchronous.

fn async_exec<'life0, 'life1, 'async_trait>( &'life0 self, _scope: Scope<'life1>, ) -> Pin<Box<dyn Future<Output = Result<(), CallError>> + 'async_trait>>

where 'life0: 'async_trait, 'life1: 'async_trait, Self: 'async_trait,

Executes the callable if it is asynchronous.