added config for Phan (Static Analyser), referencing https://github.c…

…om/etsy/phan

.phan/config.php

@@ -0,0 +1,30 @@
+<?php
+/** 
+ * Phan Configuration
+ *
+ * This configuration will overlaid on top of the default configuration. 
+ * Command line arguments will be applied after this file is read.
+ * See Config for all configurable options.
+ *
+ * @link https://github.com/etsy/phan
+ * @see  src/Phan/Config.php  
+ */
+return [   
+    // whitelist 
+    'directory_list'                                => [ '.', 'test', 'extensions'],
+    // blacklist
+    'exclude_analysis_directory_list'               => [ './vendor', '.\vendor', 'vendor/', 'doc/', 'packages/', 'tutorials/'],
+    // suppression
+    'suppress_issue_types'                          => [ 'PhanUndeclaredClassMethod'],
+    // checks
+    'allow_missing_properties'                      => false,
+    'analyze_signature_compatibility'               => true,
+    'backward_compatibility_checks'                 => true,
+    'dead_code_detection'                           => true,
+    'ignore_undeclared_variables_in_global_scope'   => false,
+    'minimum_severity'                              => 10,
+    'null_casts_as_any_type'                        => true,
+    'quick_mode'                                    => false,
+    'scalar_implicit_cast'                          => true,
+    'should_visit_all_nodes'                        => true,
+];

Changelog.md

@@ -5,6 +5,7 @@
 **currently working on: fixing mock objects & references**
 
 ### Changes
+* added configuration file for Phan (Static Analyzer)
 * HtmlReporter: renamed $character_set to $charset and set "utf-8" as default charset
 * cleanup of reference handling
   - removed explicit assign-new-object-by-reference ampersands