// -*- c -*-

#if !defined(STAGE)
# error STAGE must be defined
#endif

digraph "git-history" {
  subgraph refs {
    node [shape=rectangle,
	  fontsize=9, height=.2,
	  style=filled,
	  fillcolor=yellow];

    remote [label="remotes/MYSERVER/master",
	    fillcolor=lightblue];
    master;
  };
  subgraph cluster_developer2 {
    style=invis;
  }

  a;
#if STAGE == 1
  remote -> a;
  master -> a;
#endif

#if STAGE >= 2
  b->a [weight=10];

# if STAGE == 2
  remote -> b;
  master -> a;
# endif
#endif

#if STAGE >= 3
# if STAGE == 3
  remote -> b;
  master -> b;
# endif
#endif

#if STAGE >= 4
  c->b [weight=10];

# if STAGE <8
  subgraph cluster_developer2 {
    d;
  }
  d->b;
# endif

# if STAGE == 4
  remote -> c;
  master -> d;
# endif
#endif

#if (STAGE >= 5 && STAGE < 7)
  subgraph cluster_developer2 {
    e;
  }
  e->{c;d};

# if STAGE == 5
  remote -> c;
  master -> e;
# endif

# if STAGE >= 6
  g->f->c;

  subgraph cluster_developer2 {
    h;
    i;
  }
  h->e;
  i->{h;g};

# if STAGE == 6
  remote -> g;
  master -> i;
# endif
# endif

#elif STAGE >= 7
  subgraph cluster_developer2 {
    d2;
  }

  d2->c [weight=0];

# if STAGE == 7
  d2->d [dir=back, weight=0,
	 color=blue, label="rebase"];
  d [style=dotted, color=gray];
# endif

# if STAGE == 7
  remote -> c;
  master -> d2;
# endif
#endif

#if STAGE >= 8
  subgraph cluster_developer2 {
    h;
  }

  h->d2;

# if STAGE == 8
  remote -> c;
  master -> h;
# endif
#endif

#if STAGE >= 9
  g->f->c;

  subgraph cluster_developer2 {
    h2;
    d3;
  }

  h2 -> d3 -> g;

  d3->d2 [dir=back, weight=0,
	  color=blue, label="rebase"];
  d2 [style=dotted, color=gray];

  h2->h [dir=back, weight=0,
	 color=blue, label="rebase"];
  h [style=dotted, color=gray];

# if STAGE == 9
  remote -> g;
  master -> h2;
# endif
#endif
}