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nuno maduro
2026-04-23 10:56:17 -07:00
parent 470a5833d4
commit caabebf2a1
2 changed files with 39 additions and 5 deletions
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31
src/Plugins/Tia/ChangedFiles.php
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@ -42,7 +42,7 @@ final readonly class ChangedFiles
* @param array<string, string> $lastRunTree path → content hash from last run.
* @return array<int, string>
*/
public function filterUnchangedSinceLastRun(array $files, array $lastRunTree): array
public function filterUnchangedSinceLastRun(array $files, array $lastRunTree, ?string $sha = null): array
{
if ($lastRunTree === []) {
return $files;
@ -87,9 +87,36 @@ final readonly class ChangedFiles
$hash = ContentHash::of($absolute);
if ($hash === false || $hash !== $snapshot) {
if ($hash === false) {
$remaining[] = $file;
continue;
}
if ($hash === $snapshot) {
// Same state as the last TIA invocation — unchanged.
continue;
}
// Differs from the snapshot, but may still be a revert back
// to the committed version (scenario: last run had an edit,
// this run reverted it). Skipping this check causes stale
// snapshots from previous scenarios to cascade into the
// current run's invalidation set. Cheap to verify via
// `git show <sha>:<path>`.
if ($sha !== null && $sha !== '') {
$baselineContent = $this->contentAtSha($sha, $file);
if ($baselineContent !== null) {
$baselineHash = ContentHash::ofContent($file, $baselineContent);
if ($hash === $baselineHash) {
continue;
}
}
}
$remaining[] = $file;
}
return $remaining;