ICanBoogie /
CLDR
| Conditions | 11 |
| Paths | 19 |
| Total Lines | 53 |
| Code Lines | 32 |
| Lines | 0 |
| Ratio | 0 % |
| Changes | 1 | ||
| Bugs | 0 | Features | 0 |
Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.
For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.
Commonly applied refactorings include:
If many parameters/temporary variables are present:
| 1 | <?php |
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| 19 | public static function tokenize(string $pattern): array |
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| 20 | { |
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| 21 | static $cache = []; |
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| 22 | |||
| 23 | if (isset($cache[$pattern])) { |
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| 24 | return $cache[$pattern]; |
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| 25 | } |
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| 26 | |||
| 27 | $tokens = []; |
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| 28 | $is_literal = false; |
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| 29 | $literal = ''; |
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| 30 | $z = mb_strlen($pattern); |
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| 31 | |||
| 32 | for ($i = 0; $i < $z; ++$i) { |
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| 33 | $c = mb_substr($pattern, $i, 1); |
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| 34 | |||
| 35 | if ($c === self::QUOTE) { |
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| 36 | // Two adjacent single vertical quotes (''), which represent a literal single quote, |
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| 37 | // either inside or outside a quoted text. |
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| 38 | if (mb_substr($pattern, $i + 1, 1) === self::QUOTE) { |
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| 39 | $i++; |
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| 40 | $literal .= self::QUOTE; |
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| 41 | } else { |
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| 42 | // Toggle literal |
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| 43 | $is_literal = !$is_literal; |
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| 44 | } |
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| 45 | } elseif ($is_literal) { |
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| 46 | $literal .= $c; |
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| 47 | } elseif (ctype_alpha($c)) { |
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| 48 | if ($literal) { |
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| 49 | $tokens[] = $literal; |
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| 50 | $literal = ''; |
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| 51 | } |
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| 52 | |||
| 53 | for ($j = $i + 1; $j < $z; ++$j) { |
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| 54 | $nc = mb_substr($pattern, $j, 1); |
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| 55 | if ($nc !== $c) { |
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| 56 | break; |
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| 57 | } |
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| 58 | } |
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| 59 | $tokens[] = [ $c, $j - $i ]; |
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| 60 | $i = $j - 1; // because +1 from the for loop |
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| 61 | } else { |
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| 62 | $literal .= $c; |
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| 63 | } |
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| 64 | } |
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| 65 | |||
| 66 | // If the pattern ends with literal (could also be a malformed quote) |
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| 67 | if ($literal) { |
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| 68 | $tokens[] = $literal; |
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| 69 | } |
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| 70 | |||
| 71 | return $cache[$pattern] = $tokens; |
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| 72 | } |
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| 74 |
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