Trait syntax::parse::lexer::Reader [−] [src]

pub trait Reader {
    fn is_eof(&self) -> bool;
    fn try_next_token(&mut self) -> Result<TokenAndSpan, ()>;
    fn fatal(&self, &str) -> FatalError;
    fn err(&self, &str);
    fn emit_fatal_errors(&mut self);
    fn peek(&self) -> TokenAndSpan;

    fn next_token(&mut self) -> TokenAndSpan where Self: Sized { ... }
    fn unwrap_or_abort(&mut self, res: Result<TokenAndSpan, ()>) -> TokenAndSpan { ... }
    fn try_real_token(&mut self) -> Result<TokenAndSpan, ()> { ... }
    fn real_token(&mut self) -> TokenAndSpan { ... }
}
Unstable (rustc_private)

Required Methods

fn is_eof(&self) -> bool

Unstable (rustc_private)

fn try_next_token(&mut self) -> Result<TokenAndSpan, ()>

Unstable (rustc_private)

fn fatal(&self, &str) -> FatalError

Unstable (rustc_private)

Report a fatal error with the current span.

fn err(&self, &str)

Unstable (rustc_private)

Report a non-fatal error with the current span.

fn emit_fatal_errors(&mut self)

Unstable (rustc_private)

fn peek(&self) -> TokenAndSpan

Unstable (rustc_private)

Provided Methods

fn next_token(&mut self) -> TokenAndSpan where Self: Sized

Unstable (rustc_private)

fn unwrap_or_abort(&mut self, res: Result<TokenAndSpan, ()>) -> TokenAndSpan

Unstable (rustc_private)

fn try_real_token(&mut self) -> Result<TokenAndSpan, ()>

Unstable (rustc_private)

Get a token the parser cares about.

fn real_token(&mut self) -> TokenAndSpan

Unstable (rustc_private)

Implementors