Immediately execute ModuleLoaded hooks for already loaded modules

This is trickier than expected because ModuleLoaded hooks can (as
any other hooks) use arbitrary regular expressions for their filter.

Fixes #4841

1 files changed, 7 insertions, 0 deletions

diff --git a/src/command_manager.cc b/src/command_manager.cc
index ff7a143b..13d79b2d 100644
--- a/src/command_manager.cc
+++ b/src/command_manager.cc
@@ -90,6 +90,13 @@ void CommandManager::load_module(StringView module_name, Context& context)
     context.hooks().run_hook(Hook::ModuleLoaded, module_name, context);
 }
 
+HashSet<String> CommandManager::loaded_modules() const
+{
+    return m_modules | filter([](auto&& elem) { return elem.value.state == Module::State::Loaded; })
+                     | transform([](auto&& elem) { return elem.key; })
+                     | gather<HashSet>();
+}
+
 struct parse_error : runtime_error
 {
     parse_error(StringView error)