Method parse_run_returns

cranelift/reader/src/parser.rs:2596–2608

Parse the expected return values of a run invocation. expected ::= "[" "]" | data-value | "[" data-value-list "]"

(&mut self, sig: &Signature)

    ///            | data-value
    ///            | "[" data-value-list "]"
    fn parse_run_returns(&mut self, sig: &Signature) -> ParseResult<Vec<DataValue>> {
        if sig.returns.len() != 1 {
            self.match_token(Token::LBracket, "expected a left bracket [")?;
        }

        let returns = self
            .parse_data_value_list(&sig.returns.iter().map(|a| a.value_type).collect::<Vec<_>>())?;

        if sig.returns.len() != 1 {
            self.match_token(Token::RBracket, "expected a right bracket ]")?;
        }
        Ok(returns)
    }

    /// Parse a comma-separated list of data values.
    ///