Merge pull request #383 from embark-framework/no_contracts

don't error if it's an empty dapp with no contracts yet

Author: iurimatias

lib/contracts/compiler.js

@@ -10,6 +10,10 @@ class Compiler {
     const self = this;
     let available_compilers = {};
 
+    if (contractFiles.length === 0) {
+      return cb(null, {});
+    }
+
     let pluginCompilers = self.plugins.getPluginsProperty('compilers', 'compilers');
     pluginCompilers.forEach(function (compilerObject) {
       available_compilers[compilerObject.extension] = compilerObject.cb;

lib/contracts/deploy.js

@@ -352,8 +352,9 @@ class Deploy {
   deployAll(done) {
     let self = this;
     this.logger.info("deploying contracts");
+    let contracts = this.contractsManager.listContracts();
 
-    async.eachOfSeries(this.contractsManager.listContracts(),
+    async.eachOfSeries(contracts,
       function (contract, key, callback) {
         self.logger.trace(arguments);
         self.checkAndDeployContract(contract, null, callback);
@@ -364,6 +365,10 @@ class Deploy {
           self.logger.error(err.message);
           self.logger.debug(err.stack);
         }
+        if (contracts.length === 0) {
+          self.logger.info("no contracts found");
+          return done();
+        }
         self.logger.info("finished deploying contracts");
         self.logger.trace(arguments);
         done(err);