file locations only now...

nvim/.config/nvim/init.lua

@@ -8,18 +8,43 @@ vim.g.python3_host_prog = get_python_venv_path()
 
 -- POPULATE QFLIST ON ERROR {{{1
 do
-    local orig_traceback = debug.traceback
-    debug.traceback = function(...)
-        local trace = orig_traceback(...)
+  local function full_trace()
+    local lines = {}
 
-        -- push full trace to quickfix
-        vim.fn.setqflist({}, "a", {
-            title = "Traceback",
-            lines = vim.split(trace, "\n"),
-        })
+    local level = 2
+    while true do
+      local info = debug.getinfo(level, "Sln")
+      if not info then break end
 
-        return trace
+      local src = info.source or "?"
+      local file = src:gsub("^@", "") -- remove @ prefix
+
+      local line = string.format(
+        "%s:%d: in %s",
+        file,
+        info.currentline or 0,
+        info.name or "?"
+      )
+
+      table.insert(lines, line)
+      level = level + 1
     end
+
+    return table.concat(lines, "\n")
+  end
+
+  local orig = debug.traceback
+
+  debug.traceback = function(...)
+    local trace = full_trace()
+
+    vim.fn.setqflist({}, "a", {
+      title = "Traceback",
+      lines = vim.split(trace, "\n"),
+    })
+
+    return trace
+  end
 end
 
 -- GENERAL SETTINGS {{{1