Merge pull request PHPOffice#458 from h6w/develop

Report enumerated style options available when style unknown.

Author: Progi1984

CHANGELOG.md

@@ -26,6 +26,7 @@ This release added form fields (textinput, checkbox, and dropdown), drawing shap
 - MsDOC Reader: Basic MsDOC Reader - @Progi1984 GH-23 GH-287
 - "absolute" horizontal and vertical positioning of Frame - @basjan GH-302
 - Add new-page function for PDF generation. For multiple PDF-backends - @chc88 GH-426
+- Report style options enumerated when style unknown - @h6w
 
 ### Bugfixes
 

src/PhpWord/Style/AbstractStyle.php

@@ -284,7 +284,7 @@ protected function setFloatVal($value, $default = null)
     protected function setEnumVal($value = null, $enum = array(), $default = null)
     {
         if ($value != null && trim($value) != '' && !empty($enum) && !in_array($value, $enum)) {
-            throw new \InvalidArgumentException("Invalid style value: {$value}");
+            throw new \InvalidArgumentException("Invalid style value: {$value} Options:".join(',', $enum));
         } elseif ($value === null || trim($value) == '') {
             $value = $default;
         }