Merge pull request #6 from nearprotocol/j-clean

[clean command] - add clean command

gulpfile.js

@@ -4,7 +4,8 @@ const neardev = require('nearlib/dev');
 const UnencryptedFileSystemKeyStore = require('./unencrypted_file_system_keystore');
 const fs = require('fs');
 const yargs = require('yargs');
-var ncp = require('ncp').ncp;
+const ncp = require('ncp').ncp;
+const rimraf = require('rimraf');
 
 ncp.limit = 16;
 
@@ -56,7 +57,17 @@ gulp.task('copyfiles', async function(done) {
   done();
 });
 
-gulp.task('build', gulp.series('copyfiles', 'build:all'));
+gulp.task('clean', async function(done) {
+  const rmDirFn = () => {
+      return new Promise(resolve => {
+      rimraf(yargs.argv.out_dir, response => resolve(response));
+  })};
+  await rmDirFn();
+  console.log("clean done");
+  done();
+});
+
+gulp.task('build', gulp.series('clean', 'copyfiles', 'build:all'));
 
 // Only works for dev environments
 gulp.task('createDevAccount', async function(argv) {
@@ -80,7 +91,6 @@ gulp.task('createDevAccount', async function(argv) {
     keyStore.setKey(accountId, keyPair);
 });
 
-
 async function deployContractAndWaitForTransaction(accountId, contractName, data, near) {
     const deployContractResult = await near.deployContract(contractName, data);
     const waitResult = await near.waitForTransactionResult(deployContractResult);

near

@@ -111,10 +111,34 @@ const createAccount = {
   }
 };
 
+const clean = {
+  command: 'clean',
+  desc: 'clean the build environment',
+  builder: (yargs) => yargs
+    .option('out_dir', {
+      desc: 'build directory',
+      type: 'string',
+      default: './out'
+    })
+  ,
+  handler: (argv) => {
+    gulp.on('error', function(e) {
+      console.log("Clean failed. Error:")
+      console.log(e.error);
+    });
+    if (gulp.task('clean')) {
+      const result = gulp.task('clean')(argv).catch(console.log);
+    } else {
+      throw "Unexpected error: clean task not found in gulpfile."
+    }
+  }
+};
+
 yargs // eslint-disable-line
   .command(createAccount)
   .command(build)
   .command(deploy)
+  .command(clean)
   .demandCommand(1, 'Please enter a command')
   .argv;
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "near-shell",
-  "version": "0.0.7",
+  "version": "0.0.8",
   "description": "Command line utilities to interact with near blockchain",
   "main": "index.js",
   "scripts": {