Struct boa::syntax::lexer::Lexer

pub struct Lexer<'a> {
    pub tokens: Vec<Token>,
    // some fields omitted
}

A lexical analyzer for JavaScript source code

Fields

tokens: Vec<Token>

Methods

impl<'a> Lexer<'a>

pub fn new(buffer: &'a str) -> Lexer<'a>

Returns a Lexer with a buffer inside

Arguments

• buffer - A string slice that holds the source code.
  The buffer needs to have a lifetime as long as the Lexer instance itself

Example

let buffer = std::fs::read_to_string("yourSourceCode.js").unwrap();
let lexer = boa::syntax::lexer::Lexer::new(&buffer);

pub fn lex(&mut self) -> Result<(), LexerError>