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This commit is contained in:
nuno maduro
2026-04-20 13:48:05 -07:00
parent 55a3394f8c
commit 59e781e77b
6 changed files with 383 additions and 247 deletions
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52
src/Plugins/Tia/Graph.php
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@ -374,19 +374,15 @@ final class Graph
}
}
public static function load(string $projectRoot, string $path): ?self
/**
* Rebuilds a graph from its JSON representation. Returns `null` when
* the payload is missing, unreadable, or schema-incompatible. Separated
* from transport (state backend, file, etc.) so tests can feed bytes
* directly without touching disk.
*/
public static function decode(string $json, string $projectRoot): ?self
{
if (! is_file($path)) {
return null;
}
$raw = @file_get_contents($path);
if ($raw === false) {
return null;
}
$data = json_decode($raw, true);
$data = json_decode($json, true);
if (! is_array($data) || ($data['schema'] ?? null) !== 1) {
return null;
@ -402,14 +398,14 @@ final class Graph
return $graph;
}
public function save(string $path): bool
/**
* Serialises the graph to its JSON on-disk form. Returns `null` if the
* payload can't be encoded (extremely rare — pathological UTF-8 only).
* Persistence is the caller's responsibility: write the returned bytes
* through whatever `State` implementation is in play.
*/
public function encode(): ?string
{
$dir = dirname($path);
if (! is_dir($dir) && ! @mkdir($dir, 0755, true) && ! is_dir($dir)) {
return false;
}
$payload = [
'schema' => 1,
'fingerprint' => $this->fingerprint,
@ -418,25 +414,9 @@ final class Graph
'baselines' => $this->baselines,
];
$tmp = $path.'.'.bin2hex(random_bytes(4)).'.tmp';
$json = json_encode($payload, JSON_UNESCAPED_SLASHES);
if ($json === false) {
return false;
}
if (@file_put_contents($tmp, $json) === false) {
return false;
}
if (! @rename($tmp, $path)) {
@unlink($tmp);
return false;
}
return true;
return $json === false ? null : $json;
}
/**