From 065f936bf153f482e10779ebd45b077035a578e0 Mon Sep 17 00:00:00 2001 From: Div Shekhar Date: Wed, 15 Jan 2014 07:36:20 -0800 Subject: [PATCH] doc: Boxes diagram shows enum value inside box. --- doc/tutorial.md | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/doc/tutorial.md b/doc/tutorial.md index fd92a4cc080..0efe7e3fdf4 100644 --- a/doc/tutorial.md +++ b/doc/tutorial.md @@ -1020,10 +1020,10 @@ being destroyed along with the owner. Since the `list` variable above is immutable, the whole list is immutable. The memory allocation itself is the box, while the owner holds onto a pointer to it: - Cons cell Cons cell Cons cell - +-----------+ +-----+-----+ +-----+-----+ - | 1 | ~ | -> | 2 | ~ | -> | 3 | ~ | -> Nil - +-----------+ +-----+-----+ +-----+-----+ + List box List box List box List box + +--------------+ +--------------+ +--------------+ +--------------+ + list -> | Cons | 1 | ~ | -> | Cons | 2 | ~ | -> | Cons | 3 | ~ | -> | Nil | + +--------------+ +--------------+ +--------------+ +--------------+ An owned box is a common example of a type with a destructor. The allocated memory is cleaned up when the box is destroyed.