public function testGetMethodsForCall_SpecificPlaceholdersHavePriorityOverPotentialFrontmatter()
{
// Frontmatter must not accidentally replace a @toc@ call even though it *theoretically* would be frontmatter.
$collection = new PlaceholderCollection([new TOC(), new Frontmatter()]);
$document = new Document("---\ntoc: foo\n---\n@toc@");
$call = Call::extractFirstCall($document, Placeholder::PRIORITY_FIRST);
$methods = $collection->getMethodsForCall($call);
$this->assertCount(0, $methods);
$tocCall = Call::extractFirstCall($document, Placeholder::PRIORITY_LAST);
$methods = $collection->getMethodsForCall($tocCall);
$this->assertCount(1, $methods);
$this->assertSame(TOC::class, get_class($methods[0]->getPlaceholder()));
}
/**
* applyPlaceholdersAtPriority by calling only the placeholders that are relevant at a certain priority.
*
* @param Document $document The document to modify.
* @param int $priority The priority stage to consider.
* Placeholders are only called when they've
* listed that priority. See
* `Placeholder::getCallPriorities()`
* @param \nochso\WriteMe\Placeholder\PlaceholderCollection $placeholders
*/
private function applyPlaceholdersAtPriority(Document $document, $priority, PlaceholderCollection $placeholders)
{
$offset = 0;
$call = Call::extractFirstCall($document, $priority, $offset);
while ($call !== null) {
$methods = $placeholders->getMethodsForCall($call);
$isReplaced = false;
foreach ($methods as $method) {
$method->call($call);
if ($call->isReplaced()) {
$isReplaced = true;
break;
}
}
if ($isReplaced) {
// Anything could have changed in content. Start from the beginning.
$offset = 0;
} else {
// The call was skipped by all placeholders. Ignore it at this priority.
$offset = $call->getEndPositionOfRawCall();
}
$call = Call::extractFirstCall($document, $priority, $offset);
}
}
