Enum TokenKind 

pub enum TokenKind {
    Identifier,
    Keyword(String),
    Number,
    String,
    Operator,
    Punctuation,
    EndOfInput,
    Whitespace,
    Comment,
    Unknown,
}

Token kinds for better error messages

Variants

Identifier

Keyword(String)

Number

String

Operator

Punctuation

EndOfInput

Whitespace

Comment

Unknown

Trait Implementations

impl Clone for TokenKind

fn clone(&self) -> TokenKind

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for TokenKind

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

Formats the value using the given formatter.

impl PartialEq for TokenKind

fn eq(&self, other: &TokenKind) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl StructuralPartialEq for TokenKind