Struct hatter::Token

pub struct Token<'s> {
    pub pos: usize,
    pub len: usize,
    pub kind: Syntax,
    // some fields omitted
}

A Token is an element of source code, a Syntax and its position.

Fields

pos: usize

len: usize

kind: Syntax

Implementations

impl<'s> Token<'s>

pub fn new(kind: Syntax, pos: usize, len: usize, lit: &'s str) -> Token<'s>

Create a Token.

pub fn is_literal(&self) -> bool

Will it produce a literal()?

pub fn literal(&self) -> &str

Get the literal value in source code, if it has one.

pub fn to_str(&self) -> &str

Also...

pub fn to_sym(&self) -> Symbol

Intern string.

pub fn to_string(&self) -> String

Create a string of the literal value.

pub fn to_f64(&self) -> Result<f64>

Convert into native number or error. No weak typing.

Trait Implementations

impl<'s> Clone for Token<'s>

fn clone(&self) -> Token<'s>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<'s> Copy for Token<'s>

impl<'s> Debug for Token<'s>

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

Formats the value using the given formatter.