[
    Token {
        kind: OpenTag(
            Full,
        ),
        span: (
            1,
            1,
        ),
    },
    Token {
        kind: Function,
        span: (
            1,
            7,
        ),
    },
    Token {
        kind: Identifier(
            "foo",
        ),
        span: (
            1,
            16,
        ),
    },
    Token {
        kind: LeftParen,
        span: (
            1,
            19,
        ),
    },
    Token {
        kind: Identifier(
            "string",
        ),
        span: (
            1,
            20,
        ),
    },
    Token {
        kind: Pipe,
        span: (
            1,
            26,
        ),
    },
    Token {
        kind: Identifier(
            "int",
        ),
        span: (
            1,
            27,
        ),
    },
    Token {
        kind: Pipe,
        span: (
            1,
            30,
        ),
    },
    Token {
        kind: Identifier(
            "float",
        ),
        span: (
            1,
            31,
        ),
    },
    Token {
        kind: Variable(
            "b",
        ),
        span: (
            1,
            37,
        ),
    },
    Token {
        kind: RightParen,
        span: (
            1,
            39,
        ),
    },
    Token {
        kind: LeftBrace,
        span: (
            1,
            41,
        ),
    },
    Token {
        kind: RightBrace,
        span: (
            1,
            42,
        ),
    },
]