add file property to SearchResult class

Author: patinthehat

src/Results/FileSearchResults.php

@@ -30,7 +30,7 @@ public function addLocation(CodeLocation $location): self
     {
         $snippet = $this->makeSnippet($location->startLine());
 
-        $this->results[] = new SearchResult($location, $snippet);
+        $this->results[] = new SearchResult($location, $snippet, $this->file);
 
         return $this;
     }

src/Results/SearchResult.php

@@ -5,6 +5,7 @@
 use Permafrost\PhpCodeSearch\Code\CodeLocation;
 use Permafrost\PhpCodeSearch\Code\CodeSnippet;
 use Permafrost\PhpCodeSearch\Code\FunctionCallLocation;
+use Permafrost\PhpCodeSearch\Support\File;
 
 class SearchResult
 {
@@ -14,9 +15,23 @@ class SearchResult
     /** @var CodeSnippet|null */
     public $snippet;
 
-    public function __construct(CodeLocation $location, ?CodeSnippet $snippet)
+    /** @var File */
+    protected $file;
+
+    /**
+     * @param CodeLocation $location
+     * @param CodeSnippet|null $snippet
+     * @param File|string $file
+     */
+    public function __construct(CodeLocation $location, ?CodeSnippet $snippet, $file)
     {
         $this->location = $location;
         $this->snippet = $snippet;
+        $this->file = is_string($file) ? new File($file) : $file;
+    }
+
+    public function file(): File
+    {
+        return $this->file;
     }
 }

tests/Results/SearchResultTest.php

@@ -16,9 +16,10 @@ class SearchResultTest extends TestCase
     /** @test */
     public function it_creates_the_object_with_correct_properties()
     {
+        $file = new File(tests_path('data/file2.txt'));
         $location = new FunctionCallLocation('my_func', 1, 1);
-        $snippet = (new CodeSnippet())->fromFile(new File(tests_path('data/file2.txt')));
-        $result = new SearchResult($location, $snippet);
+        $snippet = (new CodeSnippet())->fromFile($file);
+        $result = new SearchResult($location, $snippet, $file);
 
         $this->assertMatchesObjectSnapshot($result);
     }