Started creating scripting library/namespace and added sol2 for interfacing

1 files changed, 29 insertions, 0 deletions

diff --git a/lib/sol2/examples/source/docs/preparing_environments.cpp b/lib/sol2/examples/source/docs/preparing_environments.cpp
new file mode 100644
index 0000000..f3820f7
--- /dev/null
+++ b/lib/sol2/examples/source/docs/preparing_environments.cpp
@@ -0,0 +1,29 @@
+#define SOL_ALL_SAFETIES_ON 1

+#include <sol/sol.hpp>

+

+int main (int, char*[]) {

+	sol::state lua;

+	lua.open_libraries();

+	sol::environment my_env(lua, sol::create);

+	// set value, and we need to explicitly allow for 

+	// access to "print", since a new environment hides 

+	// everything that's not defined inside of it

+	// NOTE: hiding also hides library functions (!!)

+	// BE WARNED

+	my_env["var"] = 50;

+	my_env["print"] = lua["print"];

+

+	sol::environment my_other_env(lua, sol::create, lua.globals());

+	// do not need to explicitly allow access to "print",

+	// since we used the "Set a fallback" version 

+	// of the sol::environment constructor

+	my_other_env["var"] = 443;

+

+	// output: 50

+	lua.script("print(var)", my_env);

+

+	// output: 443

+	lua.script("print(var)", my_other_env);

+

+	return 0;

+}
\ No newline at end of file