Trait rustyline::hint::Hinter

pub trait Hinter {
    type Hint: Hint + 'static;
    pub fn hint(
        &self, 
        line: &str, 
        pos: usize, 
        ctx: &Context<'_>
    ) -> Option<Self::Hint> { ... }
}

Hints provider

Associated Types

type Hint: Hint + 'static

Specific hint type

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Provided methods

pub fn hint(
    &self,
    line: &str,
    pos: usize,
    ctx: &Context<'_>
) -> Option<Self::Hint>

Takes the currently edited line with the cursor position and returns the string that should be displayed or None if no hint is available for the text the user currently typed.

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Implementations on Foreign Types

impl Hinter for ()

type Hint = String

impl<'r, H: ?Sized + Hinter> Hinter for &'r H

type Hint = H::Hint

pub fn hint(
    &self,
    line: &str,
    pos: usize,
    ctx: &Context<'_>
) -> Option<Self::Hint>

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Implementors

impl Hinter for HistoryHinter

type Hint = String

pub fn hint(&self, line: &str, pos: usize, ctx: &Context<'_>) -> Option<String>

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