worked out bower release process

scripts/_spawn.js

@@ -0,0 +1,37 @@
+module.exports = spawn;
+
+var estream = require('event-stream');
+var chalk = require('chalk');
+var cp = require('child_process');
+
+function spawn(cmd, args, opts, cb) {
+  opts = opts || {};
+
+  console.log(chalk.white.bold('$ ' + cmd + ' ' + args.join(' ')));
+
+  var proc = cp.spawn(cmd, args, {
+    stdio: 'pipe',
+    cwd: opts.cwd
+  });
+  var out = estream.split();
+
+  if (opts.verbose) {
+    proc.stdout.pipe(out);
+  } else {
+    proc.stdout.resume();
+  }
+
+  proc.stderr.pipe(out);
+
+  out
+    .pipe(estream.mapSync(function indent(line) {
+      return '    ' + line + '\n';
+    }))
+    .pipe(process.stdout);
+
+  if (typeof cb === 'function') {
+    proc.on('exit', cb);
+  }
+
+  return proc;
+}

scripts/generate/index.js

@@ -1,8 +1,6 @@
-var cp = require('child_process');
 var async = require('async');
-var estream = require('event-stream');
-var chalk = require('chalk');
 var _ = require('lodash');
+var spawn = require('../_spawn');
 var argv = require('optimist')
   .options({
     force: {
@@ -41,54 +39,32 @@ if (!argv.force && process.env.FORCE || process.env.FORCE_GEN) {
   argv.force = argv.f = process.env.FORCE || process.env.FORCE_GEN;
 }
 
-function spawn(cmd, args) {
-  console.log(chalk.white.bold('$ ' + cmd + ' ' + args.join(' ')));
-
-  var proc = cp.spawn(cmd, args, { stdio: 'pipe'});
-  var out = estream.split();
-
-  if (argv.verbose) {
-    proc.stdout.pipe(out);
-  } else {
-    proc.stdout.resume();
-  }
-
-  proc.stderr.pipe(out);
-
-  out
-    .pipe(estream.mapSync(function indent(line) {
-      return '    ' + line + '\n';
-    }))
-    .pipe(process.stdout);
-
-  return proc;
-}
-
 function initSubmodule(done) {
-  spawn('git', ['submodule', 'update', '--init'])
-    .on('exit', function (status) {
-      done(status ? new Error('Unable to init submodules.') : void 0);
-    });
+  spawn('git', ['submodule', 'update', '--init'], argv, function (status) {
+    done(status ? new Error('Unable to init submodules.') : void 0);
+  });
   return;
 }
 
 function fetch(done) {
-  spawn('git', ['submodule', 'foreach', 'git fetch origin'])
-    .on('exit', function (status) {
-      done(status ? new Error('Unable fetch lastest changes.') : void 0);
-    });
+  spawn('git', ['submodule', 'foreach', 'git fetch origin'], argv, function (status) {
+    done(status ? new Error('Unable fetch lastest changes.') : void 0);
+  });
   return;
 }
 
 function generateBranch(branch, done) {
   async.series([
     function (done) {
-      spawn('git', ['submodule', 'foreach', [
-        'git reset --hard', 'git clean -fdx', 'git checkout origin/' + branch
-      ].join(' && ')])
-        .on('exit', function (status) {
-          done(status ? new Error('Unable to checkout ' + branch) : void 0);
-        });
+      var cmd = [
+        'git reset --hard',
+        'git clean -fdx',
+        'git checkout origin/' + branch
+      ].join(' && ');
+
+      spawn('git', ['submodule', 'foreach', cmd], function (status) {
+        done(status ? new Error('Unable to checkout ' + branch) : void 0);
+      });
     },
     function (done) {
       var tasks = [];

scripts/release/bower.js

@@ -0,0 +1,40 @@
+var fs = require('fs');
+var spawn = require('../_spawn');
+var async = require('async');
+var _ = require('lodash');
+
+var root = require('path').join(__dirname, '../..');
+var bowerDir = root + '/src/bower-elasticsearch-js';
+
+// get both the bower and node package files
+var bowerJson = require(bowerDir + '/bower.json');
+var esjsJson = require(root + '/package.json');
+
+// update the version to match the node version
+bowerJson.version = esjsJson.version;
+
+// write the new bower.json file
+fs.writeFileSync(bowerDir + '/bower.json', JSON.stringify(bowerJson, null, '  '));
+
+function make(cmd, args) {
+  return _.bind(spawn, null, cmd, args, {
+    verbose: true,
+    cwd: bowerDir
+  });
+}
+
+async.series([
+  make('git', ['add', '-A']),
+  make('git', ['commit', '-m', 'version ' + bowerJson.version]),
+  make('git', ['tag', '-a', 'v' + bowerJson.version, '-m', 'version ' + bowerJson.version]),
+  make('git', ['push', 'origin', 'master']),
+  make('git', ['push', '--tags', 'origin'])
+], function (err) {
+  if (err) {
+    if (_.isNumber(err)) {
+      console.log('Non-zero exit code: %d', err);
+    } else {
+      console.log('Error: ', err.message ? err.message : err);
+    }
+  }
+});