Add option to prepend command in hook

app/FileJson.php

@@ -80,6 +80,9 @@ protected function getSchemaValidation(): ?\stdClass
                     'properties' => [],
                     'additionalProperties' => false,
                 ],
+                'prepend' => [
+                    'type' => 'string',
+                ],
             ],
             'required' => ['hooks'],
             'additionalProperties' => false,

app/Hook.php

@@ -38,7 +38,10 @@ public function uninstall(): bool
 
         $contents = File::get($path);
         $commands = $this->getSnippets()
-            ->map(fn (string $snippet): string => $snippet.PHP_EOL)
+            ->map(fn (string $snippet): array => [$this->getPrepend().$snippet.PHP_EOL, $snippet.PHP_EOL])
+            ->collapse()
+            ->unique()
+            ->values()
             ->toArray();
 
         if (! Str::contains($contents, $commands)) {
@@ -113,7 +116,7 @@ public function install(): void
     {
         File::append(
             Platform::cwd(".git/hooks/{$this->hook}"),
-            $this->getSnippets()->first().PHP_EOL,
+            $this->getPrepend().$this->getSnippets()->first().PHP_EOL,
         );
     }
 
@@ -130,6 +133,17 @@ public function getScripts(): Collection
         return collect(Whisky::readConfig("hooks.{$this->hook}"));
     }
 
+    public function getPrepend(): string
+    {
+        $prepend = Whisky::readConfig('prepend');
+
+        if (empty($prepend)) {
+            return '';
+        }
+
+        return trim($prepend, ' ').' ';
+    }
+
     /**
      * Collect the bash snippet history for calling the Whisky bin.
      * The current version of the snippet should always be first.
@@ -172,9 +186,10 @@ public static function all(int $flags = self::FROM_CONFIG): Collection
         $result = collect();
 
         if ($flags & self::FROM_GIT) {
-            $result->push(...collect(File::files(Platform::cwd('.git/hooks')))
-                ->map(fn (SplFileInfo $file) => $file->getFilename())
-                ->filter(fn (string $filename) => ! str_ends_with($filename, 'sample'))
+            $result->push(
+                ...collect(File::files(Platform::cwd('.git/hooks')))
+                    ->map(fn (SplFileInfo $file) => $file->getFilename())
+                    ->filter(fn (string $filename) => ! str_ends_with($filename, 'sample'))
             );
         }
 

stubs/whisky.json

@@ -7,5 +7,6 @@
     "pre-push": [
       "composer test"
     ]
-  }
+  },
+  "prepend": ""
 }

tests/Unit/ValidationFileJsonTest.php

@@ -150,6 +150,7 @@
     '{ "hooks": {  } }',
     '{ "hooks": { "pre-commit": [ "composer lint -- --test" ] } }',
     '{ "disabled": [ "pre-commit" ], "hooks": { "pre-commit": [ "composer lint -- --test" ] } }',
+    '{ "prepend": "vendor/bin/sail php", "disabled": [ "pre-commit" ], "hooks": { "pre-commit": [ "composer lint -- --test" ] } }',
 ]);
 
 it('accepts valid json with invalid schema when validation skipped', function ($test_json) {