Support _ placeholder for like

Author: GromNaN

src/Query/Builder.php

@@ -1067,24 +1067,15 @@ protected function compileWhereBasic(array $where): array
 
         // Replace like with a Regex instance.
         if (in_array($operator, ['like', 'not like'])) {
-            if (str_starts_with($operator, 'not')) {
-                $operator = 'not';
-            } else {
+            if ($operator === 'like') {
                 $operator = '=';
+            } else {
+                $operator = 'not';
             }
 
             // Convert to regular expression.
-            $regex = preg_replace('#(^|[^\\\])%#', '$1.*', preg_quote($value));
-
-            // Convert like to regular expression.
-            if (! str_starts_with($value, '%')) {
-                $regex = '^'.$regex;
-            }
-            if (! str_ends_with($value, '%')) {
-                $regex .= '$';
-            }
-
-            $value = new Regex($regex, 'i');
+            $regex = preg_replace(['#(^|[^\\\])%#', '#(^|[^\\\])_#'], ['$1.*', '$1.'], preg_quote($value));
+            $value = new Regex('^'.$regex.'$', 'i');
         } // Manipulate regex operations.
         elseif (in_array($operator, ['regex', 'not regex'])) {
             // Automatically convert regular expression strings to Regex objects.

tests/Query/BuilderTest.php

@@ -446,13 +446,18 @@ function (Builder $builder) {
         ];
 
         yield 'where like escape' => [
-            ['find' => [['name' => new Regex('^\^acme\$$', 'i')], []]],
-            fn (Builder $builder) => $builder->where('name', 'like', '^acme$'),
+            ['find' => [['name' => new Regex('^\^ac\.me\$$', 'i')], []]],
+            fn (Builder $builder) => $builder->where('name', 'like', '^ac.me$'),
         ];
 
         yield 'where like %' => [
-            ['find' => [['name' => new Regex('.*acme.*', 'i')], []]],
-            fn (Builder $builder) => $builder->where('name', 'like', '%acme%'),
+            ['find' => [['name' => new Regex('^.*ac.*me.*$', 'i')], []]],
+            fn (Builder $builder) => $builder->where('name', 'like', '%ac%me%'),
+        ];
+
+        yield 'where like _' => [
+            ['find' => [['name' => new Regex('^.ac.me.$', 'i')], []]],
+            fn (Builder $builder) => $builder->where('name', 'like', '_ac_me_'),
         ];
 
         $regex = new Regex('^acme$', 'si');