Fix minor style / formatting nitpicks

games/devtest/mods/unittests/misc.lua

@@ -2,31 +2,31 @@ local function test_pseudo_random()
 	local gen1 = PseudoRandom(13)
 	assert(gen1:next() == 22290)
 	assert(gen1:next() == 13854)
-	
-	for n=2,128 do
+
+	for n = 2, 128 do
 		gen1:next()
 	end
-	
+
 	local gen2 = PseudoRandom(gen1:get_state())
-	
-	for n=128,256 do
-		assert(gen1:next()==gen2:next())
+
+	for n = 128, 256 do
+		assert(gen1:next() == gen2:next())
 	end
 end
 unittests.register("test_pseudo_random", test_pseudo_random)
 
 local function test_pcg_random()
 	local gen1 = PcgRandom(55)
-	
-	for n=0,128 do
+
+	for n = 0, 128 do
 		gen1:next()
 	end
-	
+
 	local gen2 = PcgRandom(26)
 	gen2:set_state(gen1:get_state())
-	
-	for n=128,256 do
-		assert(gen1:next()==gen2:next())
+
+	for n = 128, 256 do
+		assert(gen1:next() == gen2:next())
 	end
 end
 unittests.register("test_pcg_random", test_pcg_random)

src/script/lua_api/l_noise.cpp

@@ -534,13 +534,10 @@ int LuaPcgRandom::l_set_state(lua_State *L)
 	NO_MAP_LOCK_REQUIRED;
 
 	LuaPcgRandom *o = checkObject<LuaPcgRandom>(L, 1);
-	if (!lua_isstring(L, 2)) {
-		throw LuaError("PcgRandom.set_state(): Expected hex strings");
-	}
 
-	std::string l_string = lua_tostring(L, 2);
-	if (l_string.size()!=32) {
-		throw LuaError("PcgRandom.set_state(): Expected hex strings of 32 characters");
+	std::string l_string = readParam<std::string>(L, 2);
+	if (l_string.size() != 32) {
+		throw LuaError("PcgRandom:set_state: Expected hex string of 32 characters");
 	}
 
 	std::istringstream s_state_0(l_string.substr(0, 16));