Can't use function return value in write context [#2396635]

[soumya@localhost d7]$ drush en entity_scaffold
PHP Fatal error: Can't use function return value in write context in /var/www/html/d7/sites/all/modules/contrib/entity_scaffold/entity_scaffold.drush.inc on line 50
PHP Stack trace:
PHP 1. {main}() /usr/local/share/drush/drush.php:0
PHP 2. drush_main() /usr/local/share/drush/drush.php:16
PHP 3. _drush_bootstrap_and_dispatch() /usr/local/share/drush/drush.php:61
PHP 4. drush_dispatch() /usr/local/share/drush/drush.php:92
PHP 5. call_user_func_array() /usr/local/share/drush/includes/command.inc:175
PHP 6. drush_command() /usr/local/share/drush/includes/command.inc:175
PHP 7. _drush_invoke_hooks() /usr/local/share/drush/includes/command.inc:208
PHP 8. call_user_func_array() /usr/local/share/drush/includes/command.inc:334
PHP 9. drush_pm_enable_validate() /usr/local/share/drush/includes/command.inc:334
PHP 10. _drush_add_commandfiles() /usr/local/share/drush/commands/pm/pm.drush.inc:878
Drush command terminated abnormally due to an unrecoverable error. [error]
Error: Can't use function return value in write context in
/var/www/html/d7/sites/all/modules/contrib/entity_scaffold/entity_scaffold.drush.inc, line 50

Comment	File	Size	Author
#2	return_value_error-2396635-2.patch	635 bytes	luizsgpetri

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Comments

Comment #1

luizsgpetri CreditAttribution: luizsgpetri commented 4 February 2015 at 18:24

Assigned:

Unassigned

» luizsgpetri

Comment #2

luizsgpetri CreditAttribution: luizsgpetri at CI&T for Pfizer, Inc. commented 29 October 2015 at 18:32

File	Size
return_value_error-2396635-2.patch	635 bytes

This issue exists on php version <= 5.4. The code was developed in PHP 5.5, where its ok to use functions as "empty" parameter.
See http://php.net/manual/en/function.empty.php