Method parse_match_pattern_literal

crates/ruff_python_parser/src/parser/pattern.rs:403–570

Parses a literal pattern. See:

(&mut self)

    ///
    /// See: <https://docs.python.org/3/reference/compound_stmts.html#grammar-token-python-grammar-literal_pattern>
    fn parse_match_pattern_literal(&mut self) -> Pattern {
        let start = self.node_start();
        match self.current_token_kind() {
            TokenKind::None => {
                self.bump(TokenKind::None);
                Pattern::MatchSingleton(ast::PatternMatchSingleton {
                    value: Singleton::None,
                    range: self.node_range(start),
                    node_index: AtomicNodeIndex::NONE,
                })
            }
            TokenKind::True => {
                self.bump(TokenKind::True);
                Pattern::MatchSingleton(ast::PatternMatchSingleton {
                    value: Singleton::True,
                    range: self.node_range(start),
                    node_index: AtomicNodeIndex::NONE,
                })
            }
            TokenKind::False => {
                self.bump(TokenKind::False);
                Pattern::MatchSingleton(ast::PatternMatchSingleton {
                    value: Singleton::False,
                    range: self.node_range(start),
                    node_index: AtomicNodeIndex::NONE,
                })
            }
            TokenKind::String | TokenKind::FStringStart | TokenKind::TStringStart => {
                let str = self.parse_strings();

                Pattern::MatchValue(ast::PatternMatchValue {
                    value: Box::new(str),
                    range: self.node_range(start),
                    node_index: AtomicNodeIndex::NONE,
                })
            }
            TokenKind::Complex => {
                let (real, imag) = self.bump_complex();
                let range = self.node_range(start);

                Pattern::MatchValue(ast::PatternMatchValue {
                    value: Box::new(Expr::NumberLiteral(ast::ExprNumberLiteral {
                        value: Number::Complex { real, imag },
                        range,
                        node_index: AtomicNodeIndex::NONE,
                    })),
                    range,
                    node_index: AtomicNodeIndex::NONE,
                })
            }
            TokenKind::Int => {
                let value = self.bump_int();
                let range = self.node_range(start);

                Pattern::MatchValue(ast::PatternMatchValue {
                    value: Box::new(Expr::NumberLiteral(ast::ExprNumberLiteral {
                        value: Number::Int(value),
                        range,