Function frame_start  
pub fn frame_start<CTX, INTR>(
    context: &mut CTX,
    inspector: &mut impl Inspector<CTX, INTR>,
    frame_input: &mut FrameInput,
) -> Option<FrameResult>where
    INTR: InterpreterTypes,pub fn frame_start<CTX, INTR>(
    context: &mut CTX,
    inspector: &mut impl Inspector<CTX, INTR>,
    frame_input: &mut FrameInput,
) -> Option<FrameResult>where
    INTR: InterpreterTypes,