Fix a typo

src/scripting/lua_terrainfilter.cpp

@@ -790,7 +790,7 @@ static lua_mapgen::filter* luaW_push_mgfilter(lua_State *L, T&&... params)
 /**
  * Create a filter.
 */
-int intf_terainfilter_create(lua_State *L)
+int intf_terrainfilter_create(lua_State *L)
 {
 	try {
 		int res_index = 0;
@@ -816,7 +816,7 @@ int intf_terainfilter_create(lua_State *L)
  * - Arg 2: string containing the name of the property.
  * - Ret 1: something containing the attribute.
  */
-static int impl_terainfilter_get(lua_State *L)
+static int impl_terrainfilter_get(lua_State *L)
 {
 	lua_mapgen::filter& f = luaW_check_mgfilter(L, 1);
 	UNUSED(f);
@@ -829,7 +829,7 @@ static int impl_terainfilter_get(lua_State *L)
  * - Arg 2: string containing the name of the property.
  * - Arg 3: something containing the attribute.
  */
-static int impl_terainfilter_set(lua_State *L)
+static int impl_terrainfilter_set(lua_State *L)
 {
 	lua_mapgen::filter& f = luaW_check_mgfilter(L, 1);
 	UNUSED(f);
@@ -852,7 +852,7 @@ static int intf_clearcache(lua_State *L)
 /**
  * Destroys a map object before it is collected (__gc metamethod).
  */
-static int impl_terainfilter_collect(lua_State *L)
+static int impl_terrainfilter_collect(lua_State *L)
 {
 	lua_mapgen::filter& f = luaW_check_mgfilter(L, 1);
 	f.~filter();
@@ -868,15 +868,15 @@ namespace lua_terrainfilter {
 		cmd_out << "Adding terrainmamap metatable...\n";
 
 		luaL_newmetatable(L, terrinfilterKey);
-		lua_pushcfunction(L, impl_terainfilter_collect);
+		lua_pushcfunction(L, impl_terrainfilter_collect);
 		lua_setfield(L, -2, "__gc");
-		lua_pushcfunction(L, impl_terainfilter_get);
+		lua_pushcfunction(L, impl_terrainfilter_get);
 		lua_setfield(L, -2, "__index");
-		lua_pushcfunction(L, impl_terainfilter_set);
+		lua_pushcfunction(L, impl_terrainfilter_set);
 		lua_setfield(L, -2, "__newindex");
 		lua_pushstring(L, "terrain_filter");
 		lua_setfield(L, -2, "__metatable");
-		// terainmap methods
+		// terrainmap methods
 		lua_pushcfunction(L, intf_clearcache);
 		lua_setfield(L, -2, "clear_cache");
 

src/scripting/lua_terrainfilter.hpp

@@ -63,7 +63,7 @@ lua_mapgen::filter& luaW_check_mgfilter(lua_State *L, int index);
 
 void lua_mgfilter_setmetatable(lua_State *L);
 
-int intf_terainfilter_create(lua_State *L);
+int intf_terrainfilter_create(lua_State *L);
 
 int intf_mg_get_locations(lua_State* L);
 int intf_mg_get_tiles_radius(lua_State* L);

src/scripting/lua_terrainmap.cpp

@@ -235,7 +235,7 @@ mapgen_gamemap* luaW_pushmap(lua_State *L, T&&... params)
  * - Arg 2: int, height
  * - Arg 3: string, terrain
 */
-int intf_terainmap_create(lua_State *L)
+int intf_terrainmap_create(lua_State *L)
 {
 	if(lua_isnumber(L, 1) && lua_isnumber(L, 2)) {
 		int w = lua_tonumber(L, 1);
@@ -254,7 +254,7 @@ int intf_terainmap_create(lua_State *L)
 /**
  * Destroys a map object before it is collected (__gc metamethod).
  */
-static int impl_terainmap_collect(lua_State *L)
+static int impl_terrainmap_collect(lua_State *L)
 {
 	mapgen_gamemap *u = static_cast<mapgen_gamemap*>(lua_touserdata(L, 1));
 	u->mapgen_gamemap::~mapgen_gamemap();
@@ -267,7 +267,7 @@ static int impl_terainmap_collect(lua_State *L)
  * - Arg 2: string containing the name of the property.
  * - Ret 1: something containing the attribute.
  */
-static int impl_terainmap_get(lua_State *L)
+static int impl_terrainmap_get(lua_State *L)
 {
 	mapgen_gamemap& tm = luaW_checkterrainmap(L, 1);
 	char const *m = luaL_checkstring(L, 2);
@@ -293,7 +293,7 @@ static int impl_terainmap_get(lua_State *L)
  * - Arg 2: string containing the name of the property.
  * - Arg 3: something containing the attribute.
  */
-static int impl_terainmap_set(lua_State *L)
+static int impl_terrainmap_set(lua_State *L)
 {
 	mapgen_gamemap& tm = luaW_checkterrainmap(L, 1);
 	UNUSED(tm);
@@ -451,15 +451,15 @@ namespace lua_terrainmap {
 		cmd_out << "Adding terrainmamap metatable...\n";
 
 		luaL_newmetatable(L, terrinmapKey);
-		lua_pushcfunction(L, impl_terainmap_collect);
+		lua_pushcfunction(L, impl_terrainmap_collect);
 		lua_setfield(L, -2, "__gc");
-		lua_pushcfunction(L, impl_terainmap_get);
+		lua_pushcfunction(L, impl_terrainmap_get);
 		lua_setfield(L, -2, "__index");
-		lua_pushcfunction(L, impl_terainmap_set);
+		lua_pushcfunction(L, impl_terrainmap_set);
 		lua_setfield(L, -2, "__newindex");
-		lua_pushstring(L, "terainmap");
+		lua_pushstring(L, "terrainmap");
 		lua_setfield(L, -2, "__metatable");
-		// terainmap methods
+		// terrainmap methods
 		lua_pushcfunction(L, intf_set_terrain);
 		lua_setfield(L, -2, "set_terrain");
 		lua_pushcfunction(L, intf_get_terrain);

src/scripting/lua_terrainmap.hpp

@@ -26,7 +26,7 @@ struct map_location;
 
 // this clas is similar to the orginal gamemap class but they have no 'is' rlation:
 //  mapgen_gamemap, unlike gamemap offers 'raw' access to the data
-//  gamemap, unlike mapgen_gamemap uses terain type data.
+//  gamemap, unlike mapgen_gamemap uses terrain type data.
 class mapgen_gamemap
 {
 public:
@@ -118,7 +118,7 @@ void lua_terrainmap_setmetatable(lua_State *L);
 
 mapgen_gamemap* luaW_pushmap(lua_State *L, mapgen_gamemap&& u);
 
-int intf_terainmap_create(lua_State *L);
+int intf_terrainmap_create(lua_State *L);
 
 namespace lua_terrainmap {
 	std::string register_metatables(lua_State *L);

src/scripting/mapgen_lua_kernel.cpp

@@ -222,8 +222,8 @@ mapgen_lua_kernel::mapgen_lua_kernel(const config* vars)
 	static luaL_Reg const callbacks[] {
 		{ "find_path",           &intf_find_path           },
 		{ "random",              &intf_random              },
-		{ "create_filter",       &intf_terainfilter_create },
-		{ "create_map",          &intf_terainmap_create    },
+		{ "create_filter",       &intf_terrainfilter_create },
+		{ "create_map",          &intf_terrainmap_create    },
 		{ "default_generate_height_map", &intf_default_generate_height_map },
 		{ "generate_default_map",        &intf_default_generate            },
 		{ "get_variable", &dispatch<&mapgen_lua_kernel::intf_get_variable> },