Fix quickfix with bashdb

Author: sakhnik

lua/nvimgdb/efmmgr.lua

@@ -2,43 +2,27 @@
 -- vim: set et ts=2 sw=2:
 
 ---@class EfmMgr errorformat manager
----@field private counters table<string, number> specific errorformat counter
+---@field private prev_o_efm string previous 'errorformat' value
 local efmmgr = {
-  counters = {}
+  prev_o_efm = '',
+  prev_bo_efm = '',
 }
 
----Destructor
-function efmmgr.cleanup()
-  for f, _ in pairs(efmmgr.counters) do
-    vim.api.nvim_command("set efm-=" .. f)
-  end
-end
-
 ---Add 'efm' for some backend.
 ---@param formats string[]
 function efmmgr.setup(formats)
+  efmmgr.prev_o_efm = vim.o.efm
+  efmmgr.prev_bo_efm = vim.bo.efm
+  vim.o.efm = ''
   for _, f in ipairs(formats) do
-    local c = efmmgr.counters[f]
-    if c == nil then
-      c = 0
-      vim.api.nvim_command("set efm+=" .. f)
-    end
-    efmmgr.counters[f] = c + 1
+    vim.api.nvim_command("set efm+=" .. f)
   end
 end
 
 ---Remove 'efm' entries for some backend.
----@param formats string[]
-function efmmgr.teardown(formats)
-  for _, f in ipairs(formats) do
-    local c = efmmgr.counters[f] - 1
-    if c <= 0 then
-      vim.api.nvim_command("set efm-=" .. f)
-      efmmgr.counters[f] = nil
-    else
-      efmmgr.counters[f] = c
-    end
-  end
+function efmmgr.teardown()
+  vim.o.efmmgr = efmmgr.prev_o_efm
+  vim.bo.efmmgr = efmmgr.prev_bo_efm
 end
 
 return efmmgr

lua/nvimgdb/win.lua

@@ -310,12 +310,11 @@ function Win:lopen(cmd, mods)
           local backend = NvimGdb.here.backend
           -- Setup 'errorformat' for the given backend. Do it locally because 'efm' can change be reset when editing files.
           efmmgr.setup(backend.get_error_formats())
-          log.debug({win = self.jump_win, valid = vim.api.nvim_win_is_valid(self.jump_win), llist = llist})
-          local res = vim.fn.setloclist(0, {}, ' ', {lines = llist})
-          log.debug({res = res, loclist = vim.fn.getloclist(0, {lines = 1})})
+          log.debug({llist = llist})
+          log.debug({efm = backend.get_error_formats()})
+          vim.fn.setloclist(0, {}, ' ', {lines = llist})
           vim.cmd(mods .. ' lopen')
-          log.debug({win = vim.api.nvim_get_current_win(), loclist = vim.fn.getloclist(vim.api.nvim_get_current_win())})
-          efmmgr.teardown(backend.get_error_formats())
+          efmmgr.teardown()
         end)
       end)
     end)