///|
let global_context : Ref[Map[String, Json]] = { val: {} }
///|
pub fn[T : ToJson] set_global_field(key : String, value : T) -> Unit {
global_context.val.set(key, value.to_json())
}
///|
pub fn get_global_field(key : String) -> Json? {
global_context.val.get(key)
}
///|
pub fn remove_global_field(key : String) -> Unit {
global_context.val.remove(key)
}
///|
pub fn clear_global_fields() -> Unit {
global_context.val = {}
}