Module:Yesno: Difference between revisions

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 -- Function allowing for consistent treatment of boolean-like wikitext input.
 -- It works similarly to the template {{yesno}}.
 return function (val, default)
-	-- If your wiki uses non-ascii characters for any of "yes", "no", etc., you
+    val = type(val) == 'string' and mw.ustring.lower(val) or val -- put in lower case
-	-- should replace "val:lower()" with "mw.ustring.lower(val)" in the
+    if val == nil then
-	-- following line.
+        return nil
-	val = type(val) == 'string' and val:lower() or val
+    elseif val == false or val == 'no' or val == 'n' or val == 'false' or tonumber(val) == 0 then
-	if val == nil then
+        return false
-		return nil
+    elseif val == true or val == 'yes' or val == 'y' or val == 'true' or tonumber(val) == 1 then
-	elseif val == true
+        return true
-		or val == 'yes'
+    else
-		or val == 'y'
+        return default
-		or val == 'true'
+    end
-		or tonumber(val) == 1
-	then
-		return true
-	elseif val == false
-		or val == 'no'
-		or val == 'n'
-		or val == 'false'
-		or tonumber(val) == 0
-	then
-		return false
-	else
-		return default
-	end
 end