Method parse_match_statement

parser/src/parser/parser.rs:707–724

https://peps.python.org/pep-0622/#appendix-a-full-grammar

(&mut self)

    // https://peps.python.org/pep-0622/#appendix-a-full-grammar
    fn parse_match_statement(&mut self) -> Result<Statement, ParsingError> {
        let node = self.start_node();
        // This identifier is match word
        // match is a soft keyword
        self.bump(Kind::Identifier);
        let subject = self.parse_subject()?;
        self.expect(Kind::Colon)?;
        self.expect(Kind::NewLine)?;
        self.expect(Kind::Indent)?;
        let cases = self.parse_cases()?;
        self.expect_any(vec![Kind::Dedent, Kind::Eof])?;

        Ok(Statement::MatchStmt(Box::new(Match {
            node: self.finish_node(node),
            subject,
            cases,
        })))
    }

    // This is inaccuracy, but I don't know how
    // the grammar should be