Struct Lexer

pub struct Lexer<'s> { /* private fields */ }

Implementations

impl<'s> Lexer<'s>

pub fn new(text: &'s str, file_id: FileId) -> Self

pub fn cursor(&self) -> usize

The index in the string at which the last token ended and the next token will start

pub fn jump(&mut self, index: usize)

Jump to the given index in the string.

pub fn newline(&self) -> bool

Whether the last token had a trailing newline

pub fn column(&self, index: usize) -> usize

The number of characters until the most recent newline from an index.

impl Lexer<'_>

pub fn next(&mut self) -> (SyntaxKind, SyntaxNode)

Trait Implementations

impl<'s> Clone for Lexer<'s>

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

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl<'s> Debug for Lexer<'s>

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

Formats the value using the given formatter.

impl<'a> LexerAssert<'a> for Lexer<'a>

fn assert_next( &mut self, kind: SyntaxKind, text: &str, range: Range<usize>, ) -> &mut Lexer<'a>

fn assert_next_error( &mut self, kind: SyntaxKind, message: &str, text: &str, range: Range<usize>, ) -> &mut Lexer<'a>

fn assert_end(&mut self, index: usize) -> &mut Lexer<'a>