feat: scan

app/Services/MnemonicDetector.php

@@ -237,8 +237,8 @@ class MnemonicDetector
     }
 
     /**
-     * Keep list indices (1. 2. 12) from breaking a phrase, but digits/units
-     * like 200 or 1.5 split a run so "pipe 200 cable" is not 12 words.
+     * Keep list indices (1 / 1. / 1.during / 12)wrist) from breaking a phrase,
+     * but digits/units like 200 or 1.5 split a run so "pipe 200 cable" is not 12 words.
      *
      * @return list<string>
      */
@@ -247,6 +247,9 @@ class MnemonicDetector
         $out = [];
         foreach (preg_split('/\s+/u', strtolower($text)) ?: [] as $raw) {
             $word = trim($raw, ".,!?;:\"'()[]");
+            if ($word === '') {
+                continue;
+            }
             if (preg_match('/^[a-z]{3,8}$/', $word) === 1) {
                 $out[] = $word;
 
@@ -255,6 +258,11 @@ class MnemonicDetector
             if (preg_match('/^\d{1,2}\.?$/', $word) === 1) {
                 continue;
             }
+            if (preg_match('/^\d{1,2}[.)\]、．:：]?([a-z]{3,8})$/u', $word, $m) === 1) {
+                $out[] = $m[1];
+
+                continue;
+            }
             $out[] = '';
         }