SwitchStatement {
    patterns: [],
    span: 0..11,
}
SwitchStatement {
    patterns: [
        PatternBranch {
            condition: PatternWhenNode {
                guard: true,
                span: 22..34,
            },
            continuation: [
                1,
            ],
            span: 22..34,
        },
        PatternBranch {
            condition: Guaranteed,
            continuation: [
                2,
            ],
            span: 36..43,
        },
    ],
    span: 13..44,
}
SwitchStatement {
    patterns: [
        PatternBranch {
            condition: PatternCaseNode {
                pattern: IdentifierPattern {
                    modifiers: [],
                    identifier: Identifier("", 0..0),
                },
                guard: None,
                span: 59..76,
            },
            continuation: [
                a,
            ],
            span: 59..76,
        },
        PatternBranch {
            condition: PatternTypeNode {
                typing: B,
                guard: None,
                span: 82..99,
            },
            continuation: [
                b,
            ],
            span: 82..99,
        },
        PatternBranch {
            condition: PatternWhenNode {
                guard: InfixNode {
                    infix: >,
                    lhs: c,
                    rhs: 0,
                },
                span: 105..126,
            },
            continuation: [
                c,
            ],
            span: 105..126,
        },
        PatternBranch {
            condition: Guaranteed,
            continuation: [
                d,
            ],
            span: 132..147,
        },
    ],
    span: 46..150,
}