Method finish

crates/wasmtime/src/runtime/profiling.rs:252–261

When the guest finishes running, call this function to write the profile to the given `output`. The output is a JSON-formatted object in the [Firefox "processed profile format"][fmt]. Files in this format may be visualized at . [fmt]: https://github.com/firefox-devtools/profiler/blob/main/docs-developer/processed-profile-format.md

(mut self, output: impl std::io::Write)

    ///
    /// [fmt]: https://github.com/firefox-devtools/profiler/blob/main/docs-developer/processed-profile-format.md
    pub fn finish(mut self, output: impl std::io::Write) -> Result<()> {
        let now = Timestamp::from_nanos_since_reference(
            self.start.elapsed().as_nanos().try_into().unwrap(),
        );
        self.profile.set_thread_end_time(self.thread, now);
        self.profile.set_process_end_time(self.process, now);

        serde_json::to_writer(output, &self.profile)?;
        Ok(())
    }
}

fn module_symbols(name: String, module: &Module) -> Option<LibraryInfo> {