Apply fixes from StyleCI (#113)

Author: overtrue

src/Pinyin.php

@@ -34,7 +34,7 @@
 define('PINYIN_KEEP_PUNCTUATION', 256);
 
 /**
- * Class Pinyin
+ * Class Pinyin.
  *
  * @author overtrue <[email protected]>
  */
@@ -62,7 +62,7 @@ class Pinyin
         '”' => '"',
         '‘' => "'",
         '’' => "'",
-        '_' => "_",
+        '_' => '_',
     );
 
     /**
@@ -180,7 +180,7 @@ public function sentence($string, $delimiter = ' ', $option = \PINYIN_NO_TONE)
             list($option, $delimiter) = array($delimiter, ' ');
         }
 
-        return implode($delimiter, $this->convert($string, $option | \PINYIN_KEEP_PUNCTUATION | \PINYIN_KEEP_ENGLISH | \PINYIN_KEEP_NUMBER));;
+        return implode($delimiter, $this->convert($string, $option | \PINYIN_KEEP_PUNCTUATION | \PINYIN_KEEP_ENGLISH | \PINYIN_KEEP_NUMBER));
     }
 
     /**
@@ -325,7 +325,7 @@ protected function prepare($string, $option = \PINYIN_DEFAULT)
             \array_push($regex, preg_quote(implode(array_merge(array_keys($this->punctuations), $this->punctuations)), '~'));
         }
 
-        return preg_replace(\sprintf("~[^%s]~u", join($regex)), '', $string);
+        return preg_replace(\sprintf('~[^%s]~u', implode($regex)), '', $string);
     }
 
     /**
@@ -351,7 +351,7 @@ protected function formatTone($pinyin, $option = \PINYIN_NO_TONE)
                 $umlaut = $replacement[0];
 
                 // https://zh.wikipedia.org/wiki/%C3%9C
-                if ($this->hasOption($option, \PINYIN_UMLAUT_V) && $umlaut == 'yu') {
+                if ($this->hasOption($option, \PINYIN_UMLAUT_V) && 'yu' == $umlaut) {
                     $umlaut = 'v';
                 }
 

tests/AbstractDictLoaderTestCase.php

@@ -21,7 +21,7 @@ public function testConvert()
     {
         $pinyin = $this->pinyin;
 
-        $this->assertSame(array('nin', 'hao', '2018i', 'New', 'Year'), $pinyin->convert('您好&^2018i New Year!√ç', \PINYIN_KEEP_NUMBER|\PINYIN_KEEP_ENGLISH));
+        $this->assertSame(array('nin', 'hao', '2018i', 'New', 'Year'), $pinyin->convert('您好&^2018i New Year!√ç', \PINYIN_KEEP_NUMBER | \PINYIN_KEEP_ENGLISH));
         $this->assertSame(array('nin', 'hao', 'i', 'New', 'Year'), $pinyin->convert('您好&^2018i New Year!√ç', \PINYIN_KEEP_ENGLISH));
         $this->assertSame(array('nin', 'hao', '2018'), $pinyin->convert('您好&^2018i New Year!√ç', \PINYIN_KEEP_NUMBER));