fix: safer teardown of buffer previewer (#1158)

2021-08-23 20:20:41 +02:00
parent f45c170f28
commit 50e5e86ac3
1 changed files with 11 additions and 9 deletions
--- a/lua/telescope/previewers/buffer_previewer.lua
+++ b/lua/telescope/previewers/buffer_previewer.lua
@@ -921,6 +921,7 @@ previewers.buffers = defaulter(function(opts)
      return state
    end,
    teardown = function(self)
+      if self.state then
        -- reapply proper buffer-window options..
        for opt, value in pairs(self.state.win_options) do
          vim.api.nvim_win_set_option(self.state.winid, opt, value)
@@ -932,6 +933,7 @@ previewers.buffers = defaulter(function(opts)
            vim.api.nvim_buf_clear_namespace(buf, ns_previewer, 0, -1)
          end
        end
+      end
      previewer_active = false
    end,
    dyn_title = function(_, entry)