PHP 7 compatibility: Fix variable interpolation in DataOutputFormatter.php
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Description

For clarity and less unexpected behavior between PHP5 and PHP7, break

mediawiki-extensions/Echo/includes/DataOutputFormatter.php's line
$formatter = new self::$formatters[$format]( $user, $lang );

into two explicit lines, due to

reference	old meaning	new meaning in PHP7
Foo::$bar['baz']()	Foo::{$bar['baz']}()	(Foo::$bar)['baz']()

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Imported this task into GCI.
I'd appreciate if noone outside of GCI worked on this task for the next two weeks. :)

Change 330142 had a related patch set uploaded (by Georggi199):
Fixed variable interpolation in DataOutputFormatter.php

I just CR+2'd that patch... Should they have been fixing both?

Change 330142 merged by jenkins-bot:
Fixed variable interpolation in DataOutputFormatter.php

@Reedy: What do you mean with "both"?

In T154369#2912915, @Florian wrote:

@Reedy: What do you mean with "both"?

From the description

into two explicit lines, due to

From (one implicit line):

$formatter = new self::$formatters[$format]( $user, $lang );

to (two explicit lines):

$class = self::$formatters[$format];
$formatter = new $class( $user, $lang );

?? :D

Reedy closed this task as Resolved.Jan 3 2017, 4:46 PM

Reedy assigned this task to Georggi1999.