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lintcheck: don't run clippy in parallel by default

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Matthias Krüger 2021-02-27 01:34:45 +01:00
parent d931d1b5e6
commit 2d9932d720
1 changed files with 31 additions and 18 deletions
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15
clippy_dev/src/lintcheck.rs
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@ -588,7 +588,10 @@ pub fn run(clap_config: &ArgMatches) {
.flatten()
.collect()
} else {
let counter = std::sync::atomic::AtomicUsize::new(0);
if config.max_jobs > 1 {
// run parallel with rayon
let counter = AtomicUsize::new(0);
// Ask rayon for thread count. Assume that half of that is the number of physical cores
// Use one target dir for each core so that we can run N clippys in parallel.
@ -610,6 +613,16 @@ pub fn run(clap_config: &ArgMatches) {
.map(|krate| krate.run_clippy_lints(&cargo_clippy_path, &counter, num_cpus, num_crates))
.flatten()
.collect()
} else {
// run sequential
let num_crates = crates.len();
crates
.into_iter()
.map(|krate| krate.download_and_extract())
.map(|krate| krate.run_clippy_lints(&cargo_clippy_path, &AtomicUsize::new(0), 1, num_crates))
.flatten()
.collect()
}
};
// generate some stats