Disable qf.lua's active configuration (we'll still use it to toggle the list) and add an autocmd that closes quickfix if it's the last window

vim/bundle/ale

@@ -1 +1 @@
-Subproject commit 6db58b33795430a6165f27c7f796c420c0e098e4
+Subproject commit 7516e2e4849fb633555d5d40c2137e585ed10b64

vim/bundle/nvim-surround

@@ -1 +1 @@
-Subproject commit 84a26afce16cffa7e3322cfa80a42cddf60616eb
+Subproject commit a4e30d33add8a9743b4f518b3a788b3c8e5def71

vim/bundle/nvim-treesitter

@@ -1 +1 @@
-Subproject commit c16f66cca0c38b4e21371d8330b7f2ad6404f6dc
+Subproject commit b350369740e885c85f0f62dd8fe645c6f887ddc6

vim/bundle/nvim-treesitter-textobjects

@@ -1 +1 @@
-Subproject commit 2aa454e4037424c678a8ff033951a5be39e54b9c
+Subproject commit 23b820146956b3b681c19e10d3a8bc0cbd9a1d4c

vim/bundle/nvim-ts-context-commentstring

@@ -1 +1 @@
-Subproject commit 734ebad31c81c6198dfe102aa23280937c937c42
+Subproject commit a6382f744f584bbf71d0a563af789af7190aabda

vim/bundle/vim-polyglot-darkcloud

@@ -1 +1 @@
-Subproject commit 9ebf4af97b5d673b249b12f359b872f0890309bf
+Subproject commit 2ff2d78fb8933e7ac1b165c250d077c2afc1eaff

vim/config/after.vim

@@ -64,4 +64,7 @@ autocmd FileChangedRO * nested set noreadonly
 
     "disable the whitespace plugin for mail
     autocmd BufEnter,FileType mail hi ExtraWhitespace ctermbg=NONE guibg=NONE
+
+    "close the quickfix if it's the last window
+    autocmd WinEnter * if winnr("$") == 1 && &buftype == "quickfix"|q|endif
 "}}}

vim/config/plugins/qf.lua

@@ -1,39 +0,0 @@
-require("qf").setup {
-    -- Location list configuration
-    l = {
-        auto_close = true, -- Automatically close location/quickfix list if empty
-        auto_follow = 'prev', -- Follow current entry, possible values: prev,next,nearest, or false to disable
-        auto_follow_limit = 8, -- Do not follow if entry is further away than x lines
-        follow_slow = true, -- Only follow on CursorHold
-        auto_open = false, -- Automatically open list on QuickFixCmdPost
-        auto_resize = true, -- Auto resize and shrink location list if less than `max_height`
-        max_height = 12, -- Maximum height of location/quickfix list
-        min_height = 5, -- Minimum height of location/quickfix list
-        wide = true, -- Open list at the very bottom of the screen, stretching the whole width.
-        number = false, -- Show line numbers in list
-        relativenumber = false, -- Show relative line numbers in list
-        unfocus_close = false, -- Close list when window loses focus
-        focus_open = false, -- Auto open list on window focus if it contains items
-    },
-
-    -- Quickfix list configuration
-    c = {
-        auto_close = true, -- Automatically close location/quickfix list if empty
-        auto_follow = 'prev', -- Follow current entry, possible values: prev,next,nearest, or false to disable
-        auto_follow_limit = 8, -- Do not follow if entry is further away than x lines
-        follow_slow = true, -- Only follow on CursorHold
-        auto_open = false, -- Automatically open list on QuickFixCmdPost
-        auto_resize = true, -- Auto resize and shrink location list if less than `max_height`
-        max_height = 12, -- Maximum height of location/quickfix list
-        min_height = 5, -- Minimum height of location/quickfix list
-        wide = true, -- Open list at the very bottom of the screen, stretching the whole width.
-        number = false, -- Show line numbers in list
-        relativenumber = false, -- Show relative line numbers in list
-        unfocus_close = false, -- Close list when window loses focus
-        focus_open = false, -- Auto open list on window focus if it contains items
-    },
-
-    close_other = false, -- Close location list when quickfix list opens
-    pretty = false, -- Pretty print quickfix lists
-    silent = true, -- Suppress messages like "(1 of 3): *line content*" on jump
-}