:3

1 files changed, 22 insertions, 0 deletions

diff --git a/.config/awesome/quarrel/const.lua b/.config/awesome/quarrel/const.lua
new file mode 100644
index 0000000..342ae41
--- /dev/null
+++ b/.config/awesome/quarrel/const.lua
@@ -0,0 +1,22 @@
+local M = {}
+
+---@param protected (fun(): table) | table
+function M.protect(protected)
+    ---@type table
+    local tbl
+    if type(protected) == "table" then
+        tbl = protected
+    elseif type(protected) == "function" then
+        tbl = protected()
+    else
+        error("expected a table or a function that returns a table, got " .. type(protected), 2)
+    end
+    return setmetatable({}, {
+        __index = tbl,
+        __newindex = function(_, k, v)
+            error("attempted to change constant " .. tostring(k) .. " to " .. tostring(v), 2)
+        end,
+    })
+end
+
+return M