Improved error message when encoding mixed/bad key types

float69 · Sep 5, 2015 · 19b61e0 · 19b61e0
1 parent 4fb28bb
commit 19b61e0
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/json.lua b/json.lua
@@ -55,7 +55,7 @@ local function encode_table(val, stack)
     local n = 0
     for k in pairs(val) do
       if type(k) ~= "number" then
-        error("invalid table: mixed key types")
+        error("invalid table: mixed or invalid key types")
       end
       n = n + 1
     end
@@ -73,7 +73,7 @@ local function encode_table(val, stack)
     -- Treat as an object
     for k, v in pairs(val) do
       if type(k) ~= "string" then
-        error("invalid table: mixed key types")
+        error("invalid table: mixed or invalid key types")
       end
       table.insert(res, encode(k, stack) .. ":" .. encode(v, stack))
     end