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Generate splitter with fallback #709

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JakeQZ wants to merge 1 commit into from
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Generate splitter with fallback #709

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45 changes: 36 additions & 9 deletions generator/src/Generator/FileCreator.php
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Original file line number Diff line number Diff line change
Expand Up @@ -63,20 +63,47 @@ public function generatePhpFile(
public function generateVersionSplitters(string $module, string $path, array $versions, bool $return = false): void
{
$lcModule = \lcfirst($module);
$availableVersions = \array_filter(
$versions,
static function (string $version) use ($path, $lcModule): bool {
return \file_exists("$path/$version/$lcModule.php");
}
);
if ($availableVersions === []) {
throw new \RuntimeException('No versions found for '.$module);
}

$stream = \fopen($path.$lcModule.'.php', 'w');
if ($stream === false) {
throw new \RuntimeException('Unable to write to '.$path);
}
// Pick up the latest compatible version
\rsort($availableVersions);
$versionsArrayContent = \implode(
', ',
\array_map(
function (string $version): string {
return '\'' . $version . '\'';
},
$availableVersions
)
);
$return = $return ? "return " : "";
\fwrite($stream, "<?php\n");
foreach ($versions as $version) {
if (file_exists("$path/$version/$lcModule.php")) {
\fwrite($stream, "\nif (str_starts_with(PHP_VERSION, \"$version.\")) {");
\fwrite($stream, "\n {$return}require_once __DIR__ . '/$version/$lcModule.php';");
\fwrite($stream, "\n}");
}
}
\fwrite($stream, "\n");
\fwrite(
$stream,
"<?php\n\n" .
'\call_user_func(' . "\n" .
' function() {' . "\n" .
' foreach ([' . $versionsArrayContent . '] as $phpVersion) {' . "\n" .
' if (\version_compare(PHP_VERSION, $phpVersion) >= 0) {' . "\n" .
' ' . $return . 'require_once __DIR__ . \'/\' . $phpVersion . \'/' . $lcModule . '.php;\'' . "\n" .
' break;' . "\n" .
' }' . "\n" .
' }' . "\n" .
' }' . "\n" .
');' . "\n"
);

\fclose($stream);
}

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