Finder: improved exception when directory is missing

Author: dg

src/Utils/Finder.php

@@ -345,7 +345,7 @@ private function traverseDir(string $dir, array $searches, array $subdirs = []):
 		if ($this->maxDepth >= 0 && count($subdirs) > $this->maxDepth) {
 			return;
 		} elseif (!is_dir($dir)) {
-			throw new Nette\InvalidStateException("Directory '$dir' not found.");
+			throw new Nette\InvalidStateException(sprintf("Directory '%s' does not exist.", rtrim($dir, '/\\')));
 		}
 
 		try {
@@ -450,6 +450,10 @@ private function buildPlan(): array
 					? glob($base, GLOB_NOSORT | GLOB_ONLYDIR | GLOB_NOESCAPE)
 					: [strtr($base, ['[[]' => '[', '[]]' => ']'])]; // unescape [ and ]
 
+				if (!$dirs) {
+					throw new Nette\InvalidStateException(sprintf("Directory '%s' does not exist.", rtrim($base, '/\\')));
+				}
+
 				$search = (object) ['pattern' => $this->buildPattern($rest), 'mode' => $mode, 'recursive' => $recursive];
 				foreach ($dirs as $dir) {
 					$plan[$dir][] = $search;

tests/Utils/Finder.errors.phpt

@@ -17,7 +17,7 @@ test('missing folder', function () {
 	Assert::exception(
 		fn() => iterator_to_array(Finder::findFiles('*')->in('unknown')),
 		Nette\InvalidStateException::class,
-		"Directory 'unknown/' not found.",
+		"Directory 'unknown' does not exist.",
 	);
 });
 
@@ -29,3 +29,12 @@ test('absolute mask', function () {
 		"You cannot combine the absolute path in the mask '/*' and the directory to search '.'.",
 	);
 });
+
+
+test('globing', function () {
+	Assert::exception(
+		fn() => iterator_to_array(Finder::findFiles('fixtures.finder/*/unknown/*')),
+		Nette\InvalidStateException::class,
+		"Directory './fixtures.finder/*/unknown' does not exist.",
+	);
+});