traced-test 1.0.4

this crate lets us use #[traced_test] to automatically configure sane default tracing for a rust test
Documentation 
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

// ---------------- [ File: src/generate_new_block.rs ]
crate::ix!();

pub trait GenerateNewBlock {

    type Error;

    fn generate_new_block(&self) -> Result<Box<syn::Block>,Self::Error>;
}

impl GenerateNewBlock for TracedTestGenerator {

    type Error = TracedTestError;

    fn generate_new_block(&self) -> Result<Box<syn::Block>, Self::Error> {
        let use_statements         = self.use_statements_for_new_block();
        let captured_result        = self.wrap_the_original_block()?;
        let result_handling_tokens = self.result_handling_tokens();
        let tracing_setup          = self.tracing_setup_tokens();

        let new_block = if *self.is_async() {
            quote! {
                {
                    #use_statements

                    #tracing_setup

                    // Async context allows `await`
                    let result = {
                        #captured_result
                    };

                    #result_handling_tokens
                }
            }
        } else {
            quote! {
                {
                    #use_statements

                    #tracing_setup

                    let result = std::panic::catch_unwind(std::panic::AssertUnwindSafe(|| {
                        #captured_result
                    }));

                    match result {
                        Ok(result) => { #result_handling_tokens },
                        Err(err) => std::panic::resume_unwind(err),
                    }
                }
            }
        };

        Ok(Box::new(parse_or_compile_error(new_block)?))
    }
}