Enum nom::Needed

pub enum Needed {
    Unknown,
    Size(usize),
}

Contains information on needed data if a parser returned Incomplete

Variants

Unknown

needs more data, but we do not know how much

Size(usize)

contains the required data size

Methods

impl Needed

fn is_known(&self) -> bool

fn map<F: FnOnce(usize) -> usize>(self, f: F) -> Needed

Maps a Needed to Needed by appling a function to a contained Size value.

Trait Implementations

impl Copy for Needed

impl Clone for Needed

fn clone(&self) -> Needed

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Eq for Needed

impl PartialEq for Needed

fn eq(&self, __arg_0: &Needed) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, __arg_0: &Needed) -> bool

This method tests for !=.

impl Debug for Needed

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.