--- a/src/libmlk-core-js/CMakeLists.txt	Fri Oct 22 12:59:32 2021 +0200
+++ b/src/libmlk-core-js/CMakeLists.txt	Fri Oct 22 13:26:31 2021 +0200
@@ -38,6 +38,8 @@
 	${libmlk-core-js_SOURCE_DIR}/core/js-music.h
 	${libmlk-core-js_SOURCE_DIR}/core/js-painter.c
 	${libmlk-core-js_SOURCE_DIR}/core/js-painter.h
+	${libmlk-core-js_SOURCE_DIR}/core/js-panic.c
+	${libmlk-core-js_SOURCE_DIR}/core/js-panic.h
 	${libmlk-core-js_SOURCE_DIR}/core/js-sound.c
 	${libmlk-core-js_SOURCE_DIR}/core/js-sound.h
 	${libmlk-core-js_SOURCE_DIR}/core/js-sprite.c

--- a/src/libmlk-core-js/core/js-core.c	Fri Oct 22 12:59:32 2021 +0200
+++ b/src/libmlk-core-js/core/js-core.c	Fri Oct 22 13:26:31 2021 +0200
@@ -33,6 +33,9 @@
 	duk_push_pointer(ctx, vfs);
 	duk_put_prop_string(ctx, -2, VFS);
 	duk_pop(ctx);
+
+	duk_push_object(ctx);
+	duk_put_global_string(ctx, "Mlk");
 }
 
 struct vfs *
@@ -46,6 +49,6 @@
 	duk_get_prop_string(ctx, -1, VFS);
 	vfs = duk_to_pointer(ctx, -1);
 	duk_pop(ctx);
-	
+
 	return vfs;
 }

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/libmlk-core-js/core/js-panic.c	Fri Oct 22 13:26:31 2021 +0200
@@ -0,0 +1,49 @@
+/*
+ * js-panic.c -- core panic binding
+ *
+ * Copyright (c) 2020-2021 David Demelier <markand@malikania.fr>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <assert.h>
+
+#include <core/panic.h>
+
+#include "js-panic.h"
+
+static duk_ret_t
+Mlk_panic(duk_context *ctx)
+{
+	if (duk_get_top(ctx) >= 1)
+		panicf("%s", duk_to_string(ctx, 0));
+	else
+		panic();
+
+	return 0;
+}
+
+static const duk_function_list_entry functions[] = {
+	{ "panic",              Mlk_panic,              DUK_VARARGS     },
+	{ NULL,                 NULL,                   0               }
+};
+
+void
+js_panic_bind(duk_context *ctx)
+{
+	assert(ctx);
+
+	duk_get_global_string(ctx, "Mlk");
+	duk_put_function_list(ctx, -1, functions);
+	duk_pop(ctx);
+}
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/libmlk-core-js/core/js-panic.h	Fri Oct 22 13:26:31 2021 +0200
@@ -0,0 +1,27 @@
+/*
+ * js-panic.h -- core panic binding
+ *
+ * Copyright (c) 2020-2021 David Demelier <markand@malikania.fr>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef MLK_CORE_JS_PANIC_H
+#define MLK_CORE_JS_PANIC_H
+
+#include <duktape.h>
+
+void
+js_panic_bind(duk_context *);
+
+#endif /* !MLK_CORE_JS_PANIC_H */

--- a/src/mlk-run/main.c	Fri Oct 22 12:59:32 2021 +0200
+++ b/src/mlk-run/main.c	Fri Oct 22 13:26:31 2021 +0200
@@ -35,6 +35,7 @@
 #include <core/js-game.h>
 #include <core/js-music.h>
 #include <core/js-painter.h>
+#include <core/js-panic.h>
 #include <core/js-sound.h>
 #include <core/js-sprite.h>
 #include <core/js-state.h>
@@ -58,15 +59,18 @@
 static void
 core_bind(duk_context *ctx)
 {
+	/* Brings Mlk global object. */
+	js_core_bind(ctx, &vfs);
+
 	js_animation_bind(ctx);
 	js_clock_bind(ctx);
 	js_color_bind(ctx);
-	js_core_bind(ctx, &vfs);
 	js_event_bind(ctx);
 	js_font_bind(ctx);
 	js_game_bind(ctx);
 	js_music_bind(ctx);
 	js_painter_bind(ctx);
+	js_panic_bind(ctx);
 	js_sound_bind(ctx);
 	js_sprite_bind(ctx);
 	js_state_bind(ctx);