File: span-api-tests.rs

package info (click to toggle)
rustc 1.85.0%2Bdfsg3-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental, sid, trixie
  • size: 893,396 kB
  • sloc: xml: 158,127; python: 35,830; javascript: 19,497; cpp: 19,002; sh: 17,245; ansic: 13,127; asm: 4,376; makefile: 1,051; perl: 29; lisp: 29; ruby: 19; sql: 11
file content (61 lines) | stat: -rw-r--r-- 1,771 bytes parent folder | download | duplicates (3)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
//@ run-pass
//@ proc-macro: span-api-tests.rs
//@ aux-build:span-test-macros.rs
//@ compile-flags: -Ztranslate-remapped-path-to-local-path=yes

#[macro_use]
extern crate span_test_macros;

extern crate span_api_tests;

// FIXME(69775): Investigate `assert_fake_source_file`.

use span_api_tests::{reemit, assert_source_file, macro_stringify};

macro_rules! say_hello {
    ($macname:ident) => ( $macname! { "Hello, world!" })
}

assert_source_file! { "Hello, world!" }

say_hello! { assert_source_file }

reemit_legacy! {
    assert_source_file! { "Hello, world!" }
}

say_hello_extern! { assert_source_file }

reemit! {
    assert_source_file! { "Hello, world!" }
}

fn main() {
    let s = macro_stringify!(Hello, world!);
    assert_eq!(s, "Hello, world!");
    assert_eq!(macro_stringify!(Hello, world!), "Hello, world!");
    assert_eq!(reemit_legacy!(macro_stringify!(Hello, world!)), "Hello, world!");
    reemit_legacy!(assert_eq!(macro_stringify!(Hello, world!), "Hello, world!"));
    // reemit change the span to be that of the call site
    assert_eq!(
        reemit!(macro_stringify!(Hello, world!)),
        "reemit!(macro_stringify!(Hello, world!))"
    );
    let r = "reemit!(assert_eq!(macro_stringify!(Hello, world!), r))";
    reemit!(assert_eq!(macro_stringify!(Hello, world!), r));

    assert_eq!(macro_stringify!(
        Hello,
        world!
    ), "Hello,\n        world!");

    assert_eq!(macro_stringify!(Hello, /*world */ !), "Hello, /*world */ !");
        assert_eq!(macro_stringify!(
        Hello,
        // comment
        world!
    ), "Hello,\n        // comment\n        world!");

    assert_eq!(say_hello! { macro_stringify }, "\"Hello, world!\"");
    assert_eq!(say_hello_extern! { macro_stringify }, "\"Hello, world!\"");
}