Add phpstan-autoload-file variable and phpstan-get-autoload-file function

Author: zonuexe

phpstan.el

@@ -117,6 +117,24 @@ NIL
                          (and (eq 'root (car v)) (stringp (cdr v)))
                        (null v) (stringp v)))))
 
+;;;###autoload
+(progn
+  (defvar-local phpstan-autoload-file nil
+    "Path to autoload file for PHPStan.
+
+STRING
+     Path to `phpstan' autoload file.
+
+`(root . STRING)'
+     Relative path to `phpstan' configuration file from project root directory.
+
+NIL
+     If `phpstan-enable-on-no-config-file', search \"vendor/autoload.php\" in (phpstan-get-working-dir).")
+  (put 'phpstan-autoload-file 'safe-local-variable
+       #'(lambda (v) (if (consp v)
+                         (and (eq 'root (car v)) (stringp (cdr v)))
+                       (null v) (stringp v)))))
+
 ;;;###autoload
 (progn
   (defvar-local phpstan-level nil
@@ -197,6 +215,14 @@ NIL
                  if dir
                  return (expand-file-name name dir))))))
 
+(defun phpstan-get-autoload-file ()
+  "Return path to autoload file or NIL."
+  (when phpstan-autoload-file
+    (if (and (consp phpstan-autoload-file)
+             (eq 'root (car phpstan-autoload-file)))
+        (expand-file-name (cdr phpstan-autoload-file) (php-project-get-root-dir))
+      phpstan-autoload-file)))
+
 (defun phpstan-normalize-path (source-original &optional source)
   "Return normalized source file path to pass by `SOURCE-ORIGINAL' OR `SOURCE'.