Struct rline::Readline

pub struct Readline { /* private fields */ }

A struct representing a context for reading a line using libreadline.

Implementations

impl Readline

pub fn new() -> Self

Create a new Readline instance.

Panics

Panics on failure to allocate internally used C objects.

pub fn feed<C>(&mut self, c: C) -> Option<CString>where
    C: Into<c_int>,

Feed a character to libreadline.

pub fn reset<'s, S>(&'s mut self, line: S, cursor: usize, clear_undo: bool)where
    S: AsRef<CStr>,

Reset libreadline’s line state to the given line with the given cursor position. If clear_undo is set, the undo list associated with the current line is cleared

Panics

Panics if the cursor is not less than or equal to the number of characters in the given line.

pub fn inspect<F, R>(&mut self, inspector: F) -> Rwhere
    F: FnOnce(&CStr, usize) -> R,

Inspect the current line state through a closure.

Trait Implementations

impl Debug for Readline

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

Formats the value using the given formatter.

impl Drop for Readline

fn drop(&mut self)

Executes the destructor for this type.