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getModulesToPreload example
$manager = $this->createImportMapManager(
['assets' => '', 'assets2' => 'namespaced_assets2'],
__DIR__.'/../fixtures/importmaps/'
);
$this->assertEquals([
'https://unpkg.com/@hotwired/stimulus@3.2.1/dist/stimulus.js',
'/assets/app-ea9ebe6156adc038aba53164e2be0867.js',
// these are non-lazily imported from app.js '/assets/pizza/index-b3fb5ee31adaf5e1b32d28edf1ab8e7a.js',
'/assets/popcorn-c0778b84ef9893592385aebc95a2896e.js',
], $manager->getModulesToPreload());
}
public function testGetImportMapJson()
{
$manager = $this->createImportMapManager(
['assets' => '', 'assets2' => 'namespaced_assets2'],
__DIR__.'/../fixtures/importmaps/'
);
$this->assertEquals(['imports' => [
'@hotwired/stimulus' => 'https://unpkg.com/@hotwired/stimulus@3.2.1/dist/stimulus.js',
'lodash' => '/assets/vendor/lodash-ad7bd7bf42edd09654255a82b9027810.js',
if (is_file($importMapPath)) {
$this->filesystem->remove($importMapPath);
}
$this->filesystem->dumpFile($importMapPath, $this->importMapManager->getImportMapJson());
$importMapPreloadPath = $outputDir.'/'.ImportMapManager::IMPORT_MAP_PRELOAD_FILE_NAME;
if (is_file($importMapPreloadPath)) {
$this->filesystem->remove($importMapPreloadPath);
}
$this->filesystem->dumpFile(
$importMapPreloadPath,
json_encode($this->importMapManager->getModulesToPreload(), \JSON_PRETTY_PRINT | \JSON_UNESCAPED_SLASHES)
);
$io->comment(sprintf('Import map written to <info>%s</info> and <info>%s</info> for quick importmap dumping onto the page.', $this->shortenPath($importMapPath), $this->shortenPath($importMapPreloadPath)));
if ($this->isDebug) {
$io->warning(sprintf(
'You are compiling assets in development. Symfony will not serve any changed assets until you delete the "%s" directory.',
$this->shortenPath($outputDir)
));
}
return 0;
}
$this->filesystem->remove($importMapPath);
}
$this->filesystem->dumpFile($importMapPath, $this->importMapManager->getImportMapJson());
$importMapPreloadPath = $outputDir.'/'.ImportMapManager::IMPORT_MAP_PRELOAD_FILE_NAME;
if (is_file($importMapPreloadPath)) {
$this->filesystem->remove($importMapPreloadPath);
}
$this->filesystem->dumpFile(
$importMapPreloadPath,
json_encode($this->importMapManager->getModulesToPreload(), \JSON_PRETTY_PRINT | \JSON_UNESCAPED_SLASHES)
);
$io->comment(sprintf('Import map written to <info>%s</info> and <info>%s</info> for quick importmap dumping onto the page.', $this->shortenPath($importMapPath), $this->shortenPath($importMapPreloadPath)));
if ($this->isDebug) {
$io->warning(sprintf(
'You are compiling assets in development. Symfony will not serve any changed assets until you delete the "%s" directory.',
$this->shortenPath($outputDir)
));
}
return 0;
}
if ($this->polyfillUrl) {
$url = $this->escapeAttributeValue($this->polyfillUrl);
$output .= <<<HTML <!-- ES Module Shims: Import maps polyfill for modules browsers without import maps support --> <script async src="$url"$attributeString></script> HTML;
}
foreach ($this->importMapManager->getModulesToPreload() as $url) {
$url = $this->escapeAttributeValue($url);
$output .= "\n<link rel=\"modulepreload\" href=\"{$url}\">";
}
if (null !== $entryPoint) {
$output .= "\n<script type=\"module\"$attributeString>import '".str_replace("'", "\\'", $entryPoint)."';</script>";
}
return $output;
}
$url = $this->escapeAttributeValue($this->polyfillUrl);
$output .= <<<HTML <!-- ES Module Shims: Import maps polyfill for modules browsers without import maps support --> <script async src="$url"$attributeString></script> HTML;
}
foreach ($this->importMapManager->getModulesToPreload() as $url) {
$url = $this->escapeAttributeValue($url);
$output .= "\n<link rel=\"modulepreload\" href=\"{$url}\">";
}
if (null !== $entryPoint) {
$output .= "\n<script type=\"module\"$attributeString>import '".str_replace("'", "\\'", $entryPoint)."';</script>";
}
return $output;
}