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diff --git a/web/modules/contrib/drupalmoduleupgrader/src/TargetInterface.php b/web/modules/contrib/drupalmoduleupgrader/src/TargetInterface.php
new file mode 100644
index 000000000..9e98baecd
--- /dev/null
+++ b/web/modules/contrib/drupalmoduleupgrader/src/TargetInterface.php
@@ -0,0 +1,126 @@
+<?php
+
+namespace Drupal\drupalmoduleupgrader;
+
+use Pharborist\Node;
+
+/**
+ * Represents a Drupal 7 module being run through the DMU.
+ */
+interface TargetInterface {
+
+  /**
+   * Returns the machine name of the target module.
+   *
+   * @return string
+   */
+  public function id();
+
+  /**
+   * Returns the base path of the target module.
+   *
+   * @return string
+   */
+  public function getBasePath();
+
+  /**
+   * Returns the path to a particular file, relative to the CWD.
+   *
+   * @param string $file
+   *  The file, relative to the module root. If $file begins with a period,
+   *  it will be prefixed with the module name (.module --> MODULE.module)
+   *
+   * @return string
+   */
+  public function getPath($file);
+
+  /**
+   * Returns a fully configured Finder which can iterate over the target
+   * module's code files. Any file type which doesn't contain PHP code
+   * should be ignored.
+   *
+   * @return \Symfony\Component\Finder\Finder
+   */
+  public function getFinder();
+
+  /**
+   * Returns an indexer for this target.
+   *
+   * @param string $which
+   *  The type of indexer to get. Should be the ID of an indexer plugin.
+   *
+   * @return IndexerInterface
+   */
+  public function getIndexer($which);
+
+  /**
+   * Returns services defined by the target module.
+   *
+   * @return \Doctrine\Common\Collections\ArrayCollection
+   */
+  public function getServices();
+
+  /**
+   * Returns if the target module implements a particular hook.
+   *
+   * @param string $hook
+   *  The hook to look for, without the hook_ prefix.
+   *
+   * @return boolean
+   */
+  public function implementsHook($hook);
+
+  /**
+   * Executes a hook implementation and returns the result.
+   *
+   * @param string $hook
+   *  The hook to execute, without the hook_ prefix.
+   * @param array $arguments
+   *  Additional parameters to pass to the hook implementation.
+   *
+   * @return mixed
+   *
+   * @throws
+   *  \InvalidArgumentException if the module doesn't implement the hook.
+   *  \LogicException if the hook contains non-executable logic.
+   */
+  public function executeHook($hook, array $arguments = []);
+
+  /**
+   * Parses a file into a syntax tree, keeping a reference to it, and
+   * returns it.
+   *
+   * @param string $file
+   *  The path of the file to open, relative to the CWD.
+   *
+   * @return \Pharborist\RootNode|NULL
+   */
+  public function open($file);
+
+  /**
+   * Saves the file in which a particular node appears.
+   *
+   * @param \Pharborist\Node|NULL $node
+   *  The node to save. This can be positioned anywhere in the
+   *  syntax tree. If NULL, all open files will be saved.
+   *
+   * @throws \Drupal\drupalmoduleupgrader\IOException
+   */
+  public function save(Node $node = NULL);
+
+  /**
+   * Creates a new, empty document.
+   *
+   * @param string $file
+   *  The path of the file to create, relative to the CWD.
+   *
+   * @return \Pharborist\RootNode
+   */
+  public function create($file);
+
+  /**
+   * Clears internal references to all open documents, discarding changes.
+   */
+  public function flush();
+
+}