post-runnables

res/scripts/stdlib.lua

@@ -184,6 +184,21 @@ _GUI_ROOT = Document.new("core:root")
 _MENU = _GUI_ROOT.menu
 menu = _MENU
 
+local __post_runnables = {}
+
+function __process_post_runnables()
+    if #__post_runnables then
+        for _, func in ipairs(__post_runnables) do
+            func()
+        end
+        __post_runnables = {}
+    end
+end
+
+function time.post_runnable(runnable)
+    table.insert(__post_runnables, runnable)
+end
+
 -- Deprecated functions
 block_index = block.index
 block_name = block.name

src/engine.cpp

@@ -170,6 +170,7 @@ void Engine::mainloop() {
             postRunnables.front()();
             postRunnables.pop();
         }
+        scripting::process_post_runnables();
 
         Window::swapBuffers();
         Events::pollEvents();

src/logic/scripting/scripting.cpp

@@ -97,6 +97,12 @@ std::unique_ptr<Environment> scripting::create_doc_environment(int parent, const
     return std::make_unique<Environment>(id);
 }
 
+void scripting::process_post_runnables() {
+    if (state->getglobal("__process_post_runnables")) {
+        state->callNoThrow(0);
+    }
+}
+
 void scripting::on_world_load(Level* level, BlocksController* blocks) {
     scripting::level = level;
     scripting::content = level->content;

src/logic/scripting/scripting.h

@@ -52,6 +52,8 @@ namespace scripting {
     std::unique_ptr<Environment> create_pack_environment(const ContentPack& pack);
     std::unique_ptr<Environment> create_doc_environment(int parent, const std::string& name);
 
+    void process_post_runnables();
+
     void on_world_load(Level* level, BlocksController* blocks);
     void on_world_tick();
     void on_world_save();