Changed the update procedure to recursively checkout and generate unt…

…il no additional nodes are being added to the graph

lib/actions.js

@@ -268,7 +268,12 @@ function render_graph(g, action) {
 }
 
 function get_nodes() {
-  return new registry(nodes_path).nodes;
+  try {
+    return new registry(nodes_path).nodes;
+  }
+  catch(err) {
+    return [];
+  }
 }
 
 function register(cb) {
@@ -305,18 +310,21 @@ function generate(cb) {
           console.log('Done with node:'.cyan, node.id.yellow); 
         }
       },
-    function() {
+    function(err) {
       var cmd_graph = new DependencyGraph(graph.generated);
       console.log('Writing command graph to'.cyan, graph_path.yellow);
       write_graph(cmd_graph, graph_path);
       console.log('Done'.cyan);
+      cb(err);
     });
   });
 }
 
 function generic(name, cb) {
   cb = cb || function() {};
 
+  try {
+
   console.log('Loading command graph from'.cyan, graph_path.yellow);
   var graph = read_graph(graph_path);
 
@@ -328,7 +336,14 @@ function generic(name, cb) {
   },
   function(err) {
     console.log('Done'.cyan);
+    cb(err);
   });
+
+  }
+  catch(err) {
+    console.log('Unable to read graph'.red);
+    cb();
+  }
 }
 
 function posh(action) {
@@ -446,6 +461,21 @@ function posh(action) {
         console.log('Done'.cyan);
       });
       break;
+    case 'update':
+      var count_call = function(cb) {
+        cb(null, get_nodes().length);
+      };
+      var update_call = async.apply(generic, 'update');
+
+      async.series(
+        [count_call, update_call, generate, count_call],
+        function(err, results) {
+          if (results[0] !== results[3]) {
+            var proc = spawn('posh', ['update'], {stdio: 'inherit'});
+          }
+        }
+      );
+      break;
     default:
       generic(action);
   }

lib/registry/processors/git.js

@@ -82,6 +82,9 @@ function generate(graph, node, cb) {
       });
     }
     else {
+      if (config.tag)
+        return cb();
+
       graph.generated.push({
         id: node.id + '.git_pull',
         cmds: [create_git_pull_command(config)],

package.json

@@ -31,7 +31,7 @@
     "node": "0.8.*"
   },
   "dependencies": {
-    "async": "0.2.6",
+    "async": "0.2.9",
     "glob": "3.1.21",
     "shelljs": "0.1.2",
     "clone": "0.1.5",