Merge branch 'fix-edge-cases'

jfhbrook · jfhbrook · commit 599d987f8840 · 2019-04-20T12:29:11.000-04:00
diff --git a/lib/ecstatic/show-dir/index.js b/lib/ecstatic/show-dir/index.js
@@ -42,11 +42,7 @@ module.exports = (opts) => {
 
     fs.stat(dir, (statErr, stat) => {
       if (statErr) {
-        if (handleError) {
-          status[500](res, next, { error: statErr });
-        } else {
-          next();
-        }
+        status[500](res, next, { error: statErr, handleError });
         return;
       }
 
@@ -55,11 +51,7 @@ module.exports = (opts) => {
         let files = _files;
 
         if (readErr) {
-          if (handleError) {
-            status[500](res, next, { error: readErr });
-          } else {
-            next();
-          }
+          status[500](res, next, { error: readErr, handleError });
           return;
         }
 
@@ -152,11 +144,7 @@ module.exports = (opts) => {
           if (path.resolve(dir, '..').slice(0, root.length) === root) {
             fs.stat(path.join(dir, '..'), (err, s) => {
               if (err) {
-                if (handleError) {
-                  status[500](res, next, { error: err });
-                } else {
-                  next();
-                }
+                status[500](res, next, { error: err, handleError });
                 return;
               }
               dirs.unshift(['..', s]);
diff --git a/lib/ecstatic/status-handlers.js b/lib/ecstatic/status-handlers.js
@@ -54,6 +54,17 @@ exports['416'] = (res, next) => {
 // flagrant error
 exports['500'] = (res, next, opts) => {
   res.statusCode = 500;
+
+  if (!opts.handleError && next) {
+    next(opts.error);
+    return;
+  }
+
+  if (res.headersSent) {
+    res.destroy();
+    return;
+  }
+
   res.setHeader('content-type', 'text/html');
   const error = String(opts.error.stack || opts.error || 'No specified error');
   const html = `${[
@@ -76,21 +87,25 @@ exports['500'] = (res, next, opts) => {
 // bad request
 exports['400'] = (res, next, opts) => {
   res.statusCode = 400;
-  res.setHeader('content-type', 'text/html');
-  const error = opts && opts.error ? String(opts.error) : 'Malformed request.';
-  const html = `${[
-    '<!doctype html>',
-    '<html>',
-    '  <head>',
-    '    <meta charset="utf-8">',
-    '    <title>400 Bad Request</title>',
-    '  </head>',
-    '  <body>',
-    '    <p>',
-    `      ${he.encode(error)}`,
-    '    </p>',
-    '  </body>',
-    '</html>',
-  ].join('\n')}\n`;
-  res.end(html);
+  if (typeof next === 'function') {
+    next();
+  } else {
+    res.setHeader('content-type', 'text/html');
+    const error = opts && opts.error ? String(opts.error) : 'Malformed request.';
+    const html = `${[
+      '<!doctype html>',
+      '<html>',
+      '  <head>',
+      '    <meta charset="utf-8">',
+      '    <title>400 Bad Request</title>',
+      '  </head>',
+      '  <body>',
+      '    <p>',
+      `      ${he.encode(error)}`,
+      '    </p>',
+      '  </body>',
+      '</html>',
+    ].join('\n')}\n`;
+    res.end(html);
+  }
 };
