PHPCS/PHPCBF PSR-2 auto-formatting example

1. temp.php (before fixing)

<?php
namespace Vendor\Package;
use FooInterface; use BarClass as Bar; use OtherVendor\OtherPackage\BazClass;
class Foo extends Bar implements FooInterface {
public function sampleFunction($a,$b=null) {
if ($a === $b) { bar();
} else if ($a>$b) {
$foo->bar( $arg1 ); }
else {
BazClass::bar($arg2,$arg3 );
    }
}

final public static function bar() {
// method body
}
}

2. PHPCS Output

$ phpcs temp.php --standard=PSR2

FILE: temp.php
--------------------------------------------------------------------------------
FOUND 24 ERRORS AND 1 WARNING AFFECTING 11 LINES
--------------------------------------------------------------------------------
  2 | ERROR   | [x] There must be one blank line after the namespace
    |         |     declaration
  3 | ERROR   | [x] Each PHP statement must be on a line by itself
  3 | ERROR   | [x] There must be one blank line after the last USE statement;
    |         |     0 found;
  3 | ERROR   | [x] Each PHP statement must be on a line by itself
  4 | ERROR   | [x] Opening brace of a class must be on the line after the
    |         |     definition
  5 | ERROR   | [x] Line indented incorrectly; expected at least 4 spaces,
    |         |     found 0
  5 | ERROR   | [x] Incorrect spacing between argument "$b" and equals sign;
    |         |     expected 1 but found 0
  5 | ERROR   | [x] Incorrect spacing between default value and equals sign for
    |         |     argument "$b"; expected 1 but found 0
  5 | ERROR   | [x] Expected 1 space between comma and argument "$b"; 0 found
  5 | ERROR   | [x] Opening brace should be on a new line
  6 | ERROR   | [x] Line indented incorrectly; expected 8 spaces, found 0
  6 | ERROR   | [x] Expected 1 newline after opening brace; 0 found
  7 | WARNING | [x] Usage of ELSE IF is discouraged; use ELSEIF instead
  8 | ERROR   | [x] Line indented incorrectly; expected at least 4 spaces,
    |         |     found 0
  8 | ERROR   | [x] Space after opening parenthesis of function call prohibited
  8 | ERROR   | [x] Expected 0 spaces before closing bracket; 1 found
  8 | ERROR   | [x] Closing brace must be on a line by itself
  8 | ERROR   | [x] Expected 1 space after closing brace; newline found
 10 | ERROR   | [x] Line indented incorrectly; expected at least 4 spaces,
    |         |     found 0
 10 | ERROR   | [x] Expected 0 spaces before closing bracket; 1 found
 10 | ERROR   | [x] No space found after comma in function call
 11 | ERROR   | [x] Line indented incorrectly; expected 0 spaces, found 4
 11 | ERROR   | [x] Closing brace indented incorrectly; expected 0 spaces,
    |         |     found 4
 14 | ERROR   | [x] Opening brace should be on a new line
 17 | ERROR   | [x] Expected 1 newline at end of file; 0 found
--------------------------------------------------------------------------------
PHPCBF CAN FIX THE 25 MARKED SNIFF VIOLATIONS AUTOMATICALLY
--------------------------------------------------------------------------------

Time: 19ms; Memory: 3.25Mb

3. PHPCBF Output

$ phpcbf temp.php --standard=PSR2
Processing temp.php [PHP => 142 tokens in 17 lines]... DONE in 4ms (25 fixable violations)
        => Fixing file: 0/25 violations remaining [made 4 passes]... DONE in 14ms
Patched 1 file
Time: 42ms; Memory: 3.5Mb

4. temp.php (after fixing)

<?php
namespace Vendor\Package;

use FooInterface;
use BarClass as Bar;
use OtherVendor\OtherPackage\BazClass;

class Foo extends Bar implements FooInterface
{
    public function sampleFunction($a, $b = null)
    {
        if ($a === $b) {
            bar();
        } elseif ($a>$b) {
            $foo->bar($arg1);
        } else {
            BazClass::bar($arg2, $arg3);
        }
    }

    final public static function bar()
    {
    // method body
    }
}