Trait rustyline::ConditionalEventHandler

pub trait ConditionalEventHandler: Send + Sync {
    fn handle(
        &self,
        evt: &Event,
        n: RepeatCount,
        positive: bool,
        ctx: &EventContext<'_>
    ) -> Option<Cmd>;
}

Available on crate feature custom-bindings only.

May behave differently depending on:

• edit mode (emacs vs vi)
• vi input mode (insert vs replace vs command modes)
• empty line
• cursor position
• repeat count
• original key pressed (when same command is bound to different key)
• hint
• …

Required Methods

fn handle(
    &self,
    evt: &Event,
    n: RepeatCount,
    positive: bool,
    ctx: &EventContext<'_>
) -> Option<Cmd>

Takes the current input state and returns the command to be performed or None to perform the default one.

Implementors