settings.get_table can now convert values.

doc/modules/settings.html

@@ -378,7 +378,8 @@ <h3>Parameters:</h3>
                       nil.
         </li>
         <li><span class="parameter">...</span>
-         The name of the keys.
+         The name of the keys, or a table with the name and the conversion
+            function.
         </li>
     </ul>
 

mods/utils/settings.lua

@@ -164,7 +164,8 @@ end
 -- @param name The name of the value to get.
 -- @param default_value The default value to return if the value is nil, can be
 --                      nil.
--- @param ... The name of the keys.
+-- @param ... The name of the keys, or a table with the name and the conversion
+--            function.
 -- @return The table with the given name and the given keys, or the default
 --         value it is nil.
 function settings.get_table(name, default_value, ...)
@@ -175,7 +176,11 @@ function settings.get_table(name, default_value, ...)
 		
 		if ... ~= nil then
 			for index, key in ipairs({...}) do
-				table[key] = value:get(index)
+				if type(key) == "table" then
+					table[key.name] = key.convert(value:get(index))
+				else
+					table[key] = value:get(index)
+				end
 			end
 		end
 		

test/settings.lua

@@ -110,5 +110,11 @@ test.run("get_table", function()
 	test.equals({ a = "a", b = "b", c = "c", d = "d", e = "e" }, settings.get_table("list", nil, "a", "b", "c", "d", "e"))
 	test.equals({ a = "a", b = "b", [3] = "c", [4] = "d", [5] = "e" }, settings.get_table("list", nil, "a", "b"))
 	test.equals({ a = "a", b = "b", c = "c", d = "d", e = "e" }, settings.get_table("list", nil, "a", "b", "c", "d", "e", "f", "g", "h"))
+
+	local convert_function = function(value)
+		return tonumber(value) - 10
+	end
+
+	test.equals({ min = 33.23, max = 19.89 }, settings.get_table("pos2d", nil, { name = "min", convert = convert_function }, { name = "max", convert = convert_function }))
 end)