Use abort() instead of assert(false) for things that should never happen

assert() is compiled out for release builds, but we don't want to
continue running in these impossible situations.

This also resolves the "implicit fallthrough" warnings for the asserts
in switch cases.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/nvim/tui/input.c b/src/nvim/tui/input.c
index 124f96e039..3e683a4926 100644
--- a/src/nvim/tui/input.c
+++ b/src/nvim/tui/input.c
@@ -297,7 +297,7 @@ static void forward_mouse_event(TermInput *input, TermKeyKey *key)
       len += (size_t)snprintf(buf + len, sizeof(buf) - len, "Release");
       break;
     case TERMKEY_MOUSE_UNKNOWN:
-      assert(false);
+      abort();
   }
 
   len += (size_t)snprintf(buf + len, sizeof(buf) - len, "><%d,%d>", col, row);