[
    Token {
        kind: OpenTag(
            Full,
        ),
        span: (
            1,
            1,
        ),
    },
    Token {
        kind: Namespace,
        span: (
            3,
            1,
        ),
    },
    Token {
        kind: QualifiedIdentifier(
            "A\B\C\D\E",
        ),
        span: (
            3,
            11,
        ),
    },
    Token {
        kind: SemiColon,
        span: (
            3,
            20,
        ),
    },
    Token {
        kind: Function,
        span: (
            5,
            1,
        ),
    },
    Token {
        kind: Identifier(
            "foo",
        ),
        span: (
            5,
            10,
        ),
    },
    Token {
        kind: LeftParen,
        span: (
            5,
            13,
        ),
    },
    Token {
        kind: Identifier(
            "string",
        ),
        span: (
            5,
            14,
        ),
    },
    Token {
        kind: Variable(
            "s",
        ),
        span: (
            5,
            21,
        ),
    },
    Token {
        kind: RightParen,
        span: (
            5,
            23,
        ),
    },
    Token {
        kind: Colon,
        span: (
            5,
            24,
        ),
    },
    Token {
        kind: Self_,
        span: (
            5,
            26,
        ),
    },
    Token {
        kind: LeftBrace,
        span: (
            5,
            31,
        ),
    },
    Token {
        kind: Identifier(
            "exit",
        ),
        span: (
            6,
            6,
        ),
    },
    Token {
        kind: LeftParen,
        span: (
            6,
            10,
        ),
    },
    Token {
        kind: LiteralInteger(
            0,
        ),
        span: (
            6,
            11,
        ),
    },
    Token {
        kind: RightParen,
        span: (
            6,
            12,
        ),
    },
    Token {
        kind: SemiColon,
        span: (
            6,
            13,
        ),
    },
    Token {
        kind: RightBrace,
        span: (
            7,
            1,
        ),
    },
]