Avoid choking on non-string constraints, fixes #5807

8 years ago · f320c67534
parent e32c09e13a
commit f320c67534
1 changed files with 3 additions and 0 deletions
--- a/src/Composer/Package/Loader/ArrayLoader.php
+++ b/src/Composer/Package/Loader/ArrayLoader.php
@ -232,6 +232,9 @@ class ArrayLoader implements LoaderInterface
    {
        $res = array();
        foreach ($links as $target => $constraint) {
+            if (!is_string($constraint)) {
+                throw new \UnexpectedValueException('Link constraint in '.$source.' '.$description.' > '.$target.' should be a string, got '.gettype($constraint) . ' (' . var_export($constraint, true) . ')');
+            }
            if ('self.version' === $constraint) {
                $parsedConstraint = $this->versionParser->parseConstraints($sourceVersion);
            } else {