Formatting updates for PSR-2 compliance.

src/Composer/Package/Version/VersionParser.php

@@ -277,10 +277,15 @@ class VersionParser
         if (preg_match('{^~(\d+)(?:\.(\d+))?(?:\.(\d+))?(?:\.(\d+))?'.self::$modifierRegex.'?$}i', $constraint, $matches)) {
 
             // Work out which position in the version we are operating at 
-            if (isset($matches[4]) && '' !== $matches[4]) $position = 4;
-            else if (isset($matches[3]) && '' !== $matches[3]) $position = 3;
-            else if (isset($matches[2]) && '' !== $matches[2]) $position = 2;
-            else $position = 1;
+            if (isset($matches[4]) && '' !== $matches[4]) {
+                $position = 4;
+            } elseif (isset($matches[3]) && '' !== $matches[3]) {
+                $position = 3;
+            } elseif (isset($matches[2]) && '' !== $matches[2]) {
+                $position = 2;
+            } else {
+                $position = 1;
+            }
 
             // Calculate the stability suffix
             $stabilitySuffix = '';
@@ -317,9 +322,13 @@ class VersionParser
 
         // match wildcard constraints
         if (preg_match('{^(\d+)(?:\.(\d+))?(?:\.(\d+))?\.[x*]$}', $constraint, $matches)) {
-            if (isset($matches[3]) && '' !== $matches[3]) $position = 3;
-            else if (isset($matches[2]) && '' !== $matches[2]) $position = 2;
-            else $position = 1;
+            if (isset($matches[3]) && '' !== $matches[3]) {
+                $position = 3;
+            } elseif (isset($matches[2]) && '' !== $matches[2]) {
+                $position = 2;
+            } else {
+                $position = 1;
+            }
 
             $highVersion = $this->manipulateVersionString($matches, $position, 0, '9999999');
             $lowVersion = $this->manipulateVersionString($matches, $position, -1, '9999999');