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Improve the diagnostics around misspelled mir dump filenames

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This commit is contained in:
Oliver Scherer 2020-07-29 22:39:50 +02:00
parent f7a1e64fdb
commit 1864a973b3
1 changed files with 13 additions and 2 deletions
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15
src/tools/compiletest/src/runtest.rs
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@ -3239,8 +3239,19 @@ impl<'test> TestCx<'test> {
}
fn diff_mir_files(&self, before: PathBuf, after: PathBuf) -> String {
let before = self.get_mir_dump_dir().join(before);
let after = self.get_mir_dump_dir().join(after);
let to_full_path = |path: PathBuf| {
let full = self.get_mir_dump_dir().join(&path);
if !full.exists() {
panic!(
"the mir dump file for {} does not exist (requested in {})",
path.display(),
self.testpaths.file.display(),
);
}
full
};
let before = to_full_path(before);
let after = to_full_path(after);
debug!("comparing the contents of: {} with {}", before.display(), after.display());
let before = fs::read_to_string(before).unwrap();
let after = fs::read_to_string(after).unwrap();