fix: empty streaming body

lib/client-base.js

@@ -737,6 +737,17 @@ function write (client, request) {
     if (method !== 'PUT' && method !== 'POST' && method !== 'PATCH') {
       contentLength = undefined
     }
+
+    if (streaming && typeof body.destroy === 'function' && !body.destroyed) {
+      // Wait for 'end' before destroying to avoid close before end errors.
+      body
+        .on('end', function () {
+          this.destroy()
+        })
+        .resume()
+    }
+
+    body = null
   }
 
   if (request.contentLength !== undefined && request.contentLength !== contentLength) {
@@ -752,20 +763,18 @@ function write (client, request) {
     socket.write(`content-length: ${contentLength}\r\n`, 'ascii')
   }
 
+  // TODO: What if HEAD and body?
   // TODO: What if not HEAD and headers['content-length'] !== contentLength?
 
-  if (contentLength === 0) {
+  if (!body) {
     socket.write(CRLF)
-    socket.write(CRLF)
-    if (body && typeof body.destroy === 'function' && !body.destroyed) {
-      body.destroy()
+    if (contentLength === 0 && method !== 'HEAD') {
+      socket.write(CRLF)
     }
   } else if (!streaming) {
     socket.write(CRLF)
-    if (body && contentLength !== undefined) {
-      socket.write(body)
-      socket.write(CRLF)
-    }
+    socket.write(body)
+    socket.write(CRLF)
   } else {
     const chunked = contentLength === undefined