PRINT-ATTR INPUT (DISPLAY): fn main() { match() { | () => () } }
PRINT-ATTR INPUT (DEBUG): TokenStream [
    Ident {
        ident: "fn",
        span: $DIR/issue-76182-leading-vert-pat.rs:14:1: 14:3 (#0),
    },
    Ident {
        ident: "main",
        span: $DIR/issue-76182-leading-vert-pat.rs:14:4: 14:8 (#0),
    },
    Group {
        delimiter: Parenthesis,
        stream: TokenStream [],
        span: $DIR/issue-76182-leading-vert-pat.rs:14:8: 14:10 (#0),
    },
    Group {
        delimiter: Brace,
        stream: TokenStream [
            Ident {
                ident: "match",
                span: $DIR/issue-76182-leading-vert-pat.rs:15:5: 15:10 (#0),
            },
            Group {
                delimiter: Parenthesis,
                stream: TokenStream [],
                span: $DIR/issue-76182-leading-vert-pat.rs:15:11: 15:13 (#0),
            },
            Group {
                delimiter: Brace,
                stream: TokenStream [
                    Punct {
                        ch: '|',
                        spacing: Alone,
                        span: $DIR/issue-76182-leading-vert-pat.rs:15:16: 15:17 (#0),
                    },
                    Group {
                        delimiter: Parenthesis,
                        stream: TokenStream [],
                        span: $DIR/issue-76182-leading-vert-pat.rs:15:18: 15:20 (#0),
                    },
                    Punct {
                        ch: '=',
                        spacing: Joint,
                        span: $DIR/issue-76182-leading-vert-pat.rs:15:21: 15:23 (#0),
                    },
                    Punct {
                        ch: '>',
                        spacing: Alone,
                        span: $DIR/issue-76182-leading-vert-pat.rs:15:21: 15:23 (#0),
                    },
                    Group {
                        delimiter: Parenthesis,
                        stream: TokenStream [],
                        span: $DIR/issue-76182-leading-vert-pat.rs:15:24: 15:26 (#0),
                    },
                ],
                span: $DIR/issue-76182-leading-vert-pat.rs:15:14: 15:28 (#0),
            },
        ],
        span: $DIR/issue-76182-leading-vert-pat.rs:14:11: 16:2 (#0),
    },
]