3 files changed, 132 insertions, 0 deletions
diff --git a/vendor/vlucas/phpdotenv/src/Loader/Loader.php b/vendor/vlucas/phpdotenv/src/Loader/Loader.php
new file mode 100644
index 0000000..d8e194c
--- /dev/null
+++ b/vendor/vlucas/phpdotenv/src/Loader/Loader.php
@@ -0,0 +1,47 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Dotenv\Loader;
+
+use Dotenv\Parser\Entry;
+use Dotenv\Parser\Value;
+use Dotenv\Repository\RepositoryInterface;
+
+final class Loader implements LoaderInterface
+{
+    /**
+     * Load the given entries into the repository.
+     *
+     * We'll substitute any nested variables, and send each variable to the
+     * repository, with the effect of actually mutating the environment.
+     *
+     * @param \Dotenv\Repository\RepositoryInterface $repository
+     * @param \Dotenv\Parser\Entry[]                 $entries
+     *
+     * @return array<string,string|null>
+     */
+    public function load(RepositoryInterface $repository, array $entries)
+    {
+        return \array_reduce($entries, static function (array $vars, Entry $entry) use ($repository) {
+            $name = $entry->getName();
+
+            $value = $entry->getValue()->map(static function (Value $value) use ($repository) {
+                return Resolver::resolve($repository, $value);
+            });
+
+            if ($value->isDefined()) {
+                $inner = $value->get();
+                if ($repository->set($name, $inner)) {
+                    return \array_merge($vars, [$name => $inner]);
+                }
+            } else {
+                if ($repository->clear($name)) {
+                    return \array_merge($vars, [$name => null]);
+                }
+            }
+
+            return $vars;
+        }, []);
+    }
+}
diff --git a/vendor/vlucas/phpdotenv/src/Loader/LoaderInterface.php b/vendor/vlucas/phpdotenv/src/Loader/LoaderInterface.php
new file mode 100644
index 0000000..275d98e
--- /dev/null
+++ b/vendor/vlucas/phpdotenv/src/Loader/LoaderInterface.php
@@ -0,0 +1,20 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Dotenv\Loader;
+
+use Dotenv\Repository\RepositoryInterface;
+
+interface LoaderInterface
+{
+    /**
+     * Load the given entries into the repository.
+     *
+     * @param \Dotenv\Repository\RepositoryInterface $repository
+     * @param \Dotenv\Parser\Entry[]                 $entries
+     *
+     * @return array<string,string|null>
+     */
+    public function load(RepositoryInterface $repository, array $entries);
+}
diff --git a/vendor/vlucas/phpdotenv/src/Loader/Resolver.php b/vendor/vlucas/phpdotenv/src/Loader/Resolver.php
new file mode 100644
index 0000000..36d7a4b
--- /dev/null
+++ b/vendor/vlucas/phpdotenv/src/Loader/Resolver.php
@@ -0,0 +1,65 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Dotenv\Loader;
+
+use Dotenv\Parser\Value;
+use Dotenv\Repository\RepositoryInterface;
+use Dotenv\Util\Regex;
+use Dotenv\Util\Str;
+use PhpOption\Option;
+
+final class Resolver
+{
+    /**
+     * This class is a singleton.
+     *
+     * @codeCoverageIgnore
+     *
+     * @return void
+     */
+    private function __construct()
+    {
+        //
+    }
+
+    /**
+     * Resolve the nested variables in the given value.
+     *
+     * Replaces ${varname} patterns in the allowed positions in the variable
+     * value by an existing environment variable.
+     *
+     * @param \Dotenv\Repository\RepositoryInterface $repository
+     * @param \Dotenv\Parser\Value                   $value
+     *
+     * @return string
+     */
+    public static function resolve(RepositoryInterface $repository, Value $value)
+    {
+        return \array_reduce($value->getVars(), static function (string $s, int $i) use ($repository) {
+            return Str::substr($s, 0, $i).self::resolveVariable($repository, Str::substr($s, $i));
+        }, $value->getChars());
+    }
+
+    /**
+     * Resolve a single nested variable.
+     *
+     * @param \Dotenv\Repository\RepositoryInterface $repository
+     * @param string                                 $str
+     *
+     * @return string
+     */
+    private static function resolveVariable(RepositoryInterface $repository, string $str)
+    {
+        return Regex::replaceCallback(
+            '/\A\${([a-zA-Z0-9_.]+)}/',
+            static function (array $matches) use ($repository) {
+                return Option::fromValue($repository->get($matches[1]))
+                    ->getOrElse($matches[0]);
+            },
+            $str,
+            1
+        )->success()->getOrElse($str);
+    }
+}