Initial commit for graphviz functionality

- Added required packages
- Added command to cmd.js
- Created graph.js to contain graph logic

lib/cmd.js

@@ -18,6 +18,7 @@ class Cmd {
     this.simulator();
     this.test();
     this.reset();
+    this.graph();
     this.upload();
     this.versionCmd();
     this.otherCommands();
@@ -171,6 +172,19 @@ class Cmd {
       });
   }
 
+  graph() {
+    program
+      .command('graph [environment]')
+      .description('generates documentation based on the smart contracts configured')
+      .action(function (env, options) {
+        embark.initConfig(env || 'development', {
+          embarkConfig: 'embark.json',
+          interceptLogs: false
+        });
+        embark.graph();
+      });
+  }
+
   reset() {
     program
       .command('reset')
@@ -207,6 +221,7 @@ class Cmd {
       });
   }
   
+
 }
 
 module.exports = Cmd;

lib/cmds/graph.js

@@ -0,0 +1,17 @@
+const fs = require("fs");
+const klaw = require('klaw');
+const path = require('path');
+const SolidityParser = require("solidity-parser");
+const Viz = require('viz.js');
+
+class GraphGenerator {
+    constructor(config) {
+        this.config = config;
+    }
+
+    generate() {
+        console.log("TODO");
+    }
+}
+
+module.exports = GraphGenerator;

lib/index.js

@@ -185,6 +185,13 @@ class Embark {
     return new Test(options);
   }
 
+  graph() {
+    const GraphGenerator = new require('./cmds/graph.js');
+    console.log(this.config);
+    let graphGen = new GraphGenerator(this.config);
+    graphGen.generate();
+  }
+
   reset() {
     let resetCmd = require('./cmds/reset.js');
     resetCmd();

package.json

@@ -42,6 +42,7 @@
     "globule": "^1.1.0",
     "http-shutdown": "^1.2.0",
     "ipfs-api": "17.2.4",
+    "klaw": "^2.1.1",
     "merge": "^1.2.0",
     "mocha": "^2.2.5",
     "orbit-db": "^0.17.3",
@@ -51,12 +52,14 @@
     "serve-static": "^1.11.1",
     "shelljs": "^0.5.0",
     "solc": "0.4.17",
+    "solidity-parser": "^0.4.0",
     "style-loader": "^0.19.0",
     "tar": "^3.1.5",
     "toposort": "^1.0.0",
     "underscore": "^1.8.3",
     "underscore.string": "^3.3.4",
     "url-loader": "^0.6.2",
+    "viz.js": "^1.8.1",
     "web3": "1.0.0-beta.27",
     "webpack": "^3.10.0",
     "window-size": "^1.1.0"