diff --git a/src/Dumper.php b/src/Dumper.php
index 1199db4..99b997b 100644
--- a/src/Dumper.php
+++ b/src/Dumper.php
@@ -7,7 +7,6 @@
 use Symfony\Component\VarDumper\Cloner\VarCloner;
 use Symfony\Component\VarDumper\Dumper\CliDumper;
 use Symfony\Component\VarDumper\Dumper\ContextProvider\ContextProviderInterface;
-use Symfony\Component\VarDumper\Dumper\ContextProvider\SourceContextProvider;
 use Symfony\Component\VarDumper\Dumper\ContextualizedDumper;
 use Symfony\Component\VarDumper\Dumper\HtmlDumper;
 use think\Request;
diff --git a/src/SourceContextProvider.php b/src/SourceContextProvider.php
new file mode 100644
index 0000000..45647cd
--- /dev/null
+++ b/src/SourceContextProvider.php
@@ -0,0 +1,106 @@
+<?php
+
+namespace think\dumper;
+
+use Symfony\Component\VarDumper\Cloner\VarCloner;
+use Symfony\Component\VarDumper\Dumper\ContextProvider\ContextProviderInterface;
+use Symfony\Component\VarDumper\Dumper\HtmlDumper;
+use Twig\Template;
+
+final class SourceContextProvider implements ContextProviderInterface
+{
+
+    public function __construct(
+        private ?string $charset = null,
+        private ?string $projectDir = null,
+        private int     $limit = 9,
+    )
+    {
+    }
+
+    public function getContext(): ?array
+    {
+        $trace = debug_backtrace(\DEBUG_BACKTRACE_PROVIDE_OBJECT | \DEBUG_BACKTRACE_IGNORE_ARGS, $this->limit);
+
+        $file        = $trace[1]['file'];
+        $line        = $trace[1]['line'];
+        $name        = '-' === $file || 'Standard input code' === $file ? 'Standard input code' : false;
+        $fileExcerpt = false;
+
+        for ($i = 2; $i < $this->limit; ++$i) {
+            if (isset($trace[$i]['class'], $trace[$i]['function'])
+                && 'dump' === $trace[$i]['function']
+                && Dumper::class === $trace[$i]['class']
+            ) {
+                $file = $trace[$i]['file'] ?? $file;
+                $line = $trace[$i]['line'] ?? $line;
+
+                while (++$i < $this->limit) {
+                    if (isset($trace[$i]['function'], $trace[$i]['file']) && empty($trace[$i]['class']) && !str_starts_with($trace[$i]['function'], 'call_user_func')) {
+                        $file = $trace[$i]['file'];
+                        $line = $trace[$i]['line'];
+
+                        break;
+                    } elseif (isset($trace[$i]['object']) && $trace[$i]['object'] instanceof Template) {
+                        $template = $trace[$i]['object'];
+                        $name     = $template->getTemplateName();
+                        $src      = method_exists($template, 'getSourceContext') ? $template->getSourceContext()
+                            ->getCode() : (method_exists($template, 'getSource') ? $template->getSource() : false);
+                        $info     = $template->getDebugInfo();
+                        if (isset($info[$trace[$i - 1]['line']])) {
+                            $line = $info[$trace[$i - 1]['line']];
+                            $file = method_exists($template, 'getSourceContext') ? $template->getSourceContext()
+                                ->getPath() : null;
+
+                            if ($src) {
+                                $src         = explode("\n", $src);
+                                $fileExcerpt = [];
+
+                                for ($i = max($line - 3, 1), $max = min($line + 3, \count($src)); $i <= $max; ++$i) {
+                                    $fileExcerpt[] = '<li' . ($i === $line ? ' class="selected"' : '') . '><code>' . $this->htmlEncode($src[$i - 1]) . '</code></li>';
+                                }
+
+                                $fileExcerpt = '<ol start="' . max($line - 3, 1) . '">' . implode("\n", $fileExcerpt) . '</ol>';
+                            }
+                        }
+                        break;
+                    }
+                }
+                break;
+            }
+        }
+
+        if (false === $name) {
+            $name = str_replace('\\', '/', $file);
+            $name = substr($name, strrpos($name, '/') + 1);
+        }
+
+        $context                 = ['name' => $name, 'file' => $file, 'line' => $line];
+        $context['file_excerpt'] = $fileExcerpt;
+
+        if (null !== $this->projectDir) {
+            $context['project_dir'] = $this->projectDir;
+            if (str_starts_with($file, $this->projectDir)) {
+                $context['file_relative'] = ltrim(substr($file, \strlen($this->projectDir)), \DIRECTORY_SEPARATOR);
+            }
+        }
+
+        return $context;
+    }
+
+    private function htmlEncode(string $s): string
+    {
+        $html = '';
+
+        $dumper = new HtmlDumper(function ($line) use (&$html) {
+            $html .= $line;
+        }, $this->charset);
+        $dumper->setDumpHeader('');
+        $dumper->setDumpBoundaries('', '');
+
+        $cloner = new VarCloner();
+        $dumper->dump($cloner->cloneVar($s));
+
+        return substr(strip_tags($html), 1, -1);
+    }
+}
diff --git a/tests/DumperTest.php b/tests/DumperTest.php
index 9673a6e..44d495f 100644
--- a/tests/DumperTest.php
+++ b/tests/DumperTest.php
@@ -11,5 +11,6 @@ public function testDump()
     {
         Dumper::dump('aa', 'cc');
         d(['aa' => 'bbb', 'cc' => 'dd']);
+        d($this);
     }
 }