From 4344ac11119abd20ba911d72cf540321277dd150 Mon Sep 17 00:00:00 2001
From: "Justin M. Keyes" <justinkz@gmail.com>
Date: Mon, 26 Aug 2019 03:15:09 +0200
Subject: [PATCH] paste: tickle cursor

HACK: The cursor does not get repositioned after the paste completes.
Scheduling a dummy event seems to fix it.

Test case:
0. Revert this commit.
1. Paste some text in Normal-mode.
2. Notice the cursor is still in the cmdline area.
---
 src/nvim/api/vim.c    | 8 ++++++--
 src/nvim/event/loop.c | 4 ++++
 src/nvim/tui/tui.c    | 6 +-----
 3 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/src/nvim/api/vim.c b/src/nvim/api/vim.c
index 6d6fd85266..3631fbff66 100644
--- a/src/nvim/api/vim.c
+++ b/src/nvim/api/vim.c
@@ -1252,11 +1252,15 @@ Boolean nvim_paste(String data, Integer phase, Error *err)
       }
     }
   }
+  api_free_object(rv);
+  api_free_array(args);
   if (!(State & CMDLINE) && !(State & INSERT) && (phase == -1 || phase == 3)) {
     AppendCharToRedobuff(ESC);  // Dot-repeat.
   }
-  api_free_object(rv);
-  api_free_array(args);
+  if (phase == -1 || phase == 3) {
+    // XXX: Tickle main loop to ensure cursor is updated.
+    loop_schedule_deferred(&main_loop, event_create(loop_dummy_event, 0));
+  }
 
   return ok;
 }
diff --git a/src/nvim/event/loop.c b/src/nvim/event/loop.c
index 93ec28bb81..529ddd8eba 100644
--- a/src/nvim/event/loop.c
+++ b/src/nvim/event/loop.c
@@ -162,6 +162,10 @@ size_t loop_size(Loop *loop)
   return rv;
 }
 
+void loop_dummy_event(void **argv)
+{
+}
+
 static void async_cb(uv_async_t *handle)
 {
   Loop *l = handle->loop->data;
diff --git a/src/nvim/tui/tui.c b/src/nvim/tui/tui.c
index 9fdc6eceba..ea8f9d9f71 100644
--- a/src/nvim/tui/tui.c
+++ b/src/nvim/tui/tui.c
@@ -430,7 +430,7 @@ static void tui_main(UIBridgeData *bridge, UI *ui)
     tui_terminal_after_startup(ui);
     // Tickle `main_loop` with a dummy event, else the initial "focus-gained"
     // terminal response may not get processed until user hits a key.
-    loop_schedule_deferred(&main_loop, event_create(tui_dummy_event, 0));
+    loop_schedule_deferred(&main_loop, event_create(loop_dummy_event, 0));
   }
   // "Passive" (I/O-driven) loop: TUI thread "main loop".
   while (!tui_is_stopped(ui)) {
@@ -449,10 +449,6 @@ static void tui_main(UIBridgeData *bridge, UI *ui)
   xfree(data);
 }
 
-static void tui_dummy_event(void **argv)
-{
-}
-
 /// Handoff point between the main (ui_bridge) thread and the TUI thread.
 static void tui_scheduler(Event event, void *d)
 {