pub fn check_strict_keywords(&mut self) {
        if token::is_strict_keyword(&self.token) {
            let token_str = self.this_token_to_str();
            self.span_err(self.span,
                          format!("found `{}` in ident position", token_str));
        }
    }
// signal an error if the given string is a strict keyword
signal an error if the given string is a strict keyword
signal an error if the given string is a strict keyword
pub fn check_strict_keywords(&mut self) {
        if token::is_strict_keyword(&self.token) {
            let token_str = self.this_token_to_str();
            self.span_err(self.span,
                          format!("found `{}` in ident position", token_str));
        }
    }
pub fn check_strict_keywords ( & mut self ) { if token :: is_strict_keyword ( & self . token ) { let token_str = self . this_token_to_str ( ) ; self . span_err ( self . span , format ! ( " " token_str ) ) ; } }
signal an error if the given string is a strict keyword
signal an error if the given string is a strict keyword
&mut self
&mut self