Gulp: migrate baseline target from make.js

gulpfile.js

@@ -23,6 +23,7 @@ var gutil = require('gulp-util');
 var rename = require('gulp-rename');
 var replace = require('gulp-replace');
 var mkdirp = require('mkdirp');
+var path = require('path');
 var rimraf = require('rimraf');
 var runSequence = require('run-sequence');
 var stream = require('stream');
@@ -40,6 +41,7 @@ var L10N_DIR = 'l10n/';
 var TEST_DIR = 'test/';
 var EXTENSION_SRC_DIR = 'extensions/';
 
+var BASELINE_DIR = BUILD_DIR + 'baseline/';
 var GENERIC_DIR = BUILD_DIR + 'generic/';
 var COMPONENTS_DIR = BUILD_DIR + 'components/';
 var SINGLE_FILE_DIR = BUILD_DIR + 'singlefile/';
@@ -956,6 +958,42 @@ gulp.task('botmakeref', function (done) {
   });
 });
 
+gulp.task('baseline', function (done) {
+  console.log();
+  console.log('### Creating baseline environment');
+
+  var baselineCommit = process.env['BASELINE'];
+  if (!baselineCommit) {
+    done(new Error('Missing baseline commit. Specify the BASELINE variable.'));
+    return;
+  }
+
+  var initializeCommand = 'git fetch origin';
+  if (!checkDir(BASELINE_DIR)) {
+    mkdirp.sync(BASELINE_DIR);
+    initializeCommand = 'git clone ../../ .';
+  }
+
+  var workingDirectory = path.resolve(process.cwd(), BASELINE_DIR);
+  exec(initializeCommand, { cwd: workingDirectory }, function (error) {
+    if (error) {
+      done(new Error('Baseline clone/fetch failed.'));
+      return;
+    }
+
+    exec('git checkout ' + baselineCommit, { cwd: workingDirectory },
+        function (error) {
+      if (error) {
+        done(new Error('Baseline commit checkout failed.'));
+        return;
+      }
+
+      console.log('Baseline commit "' + baselineCommit + '" checked out.');
+      done();
+    });
+  });
+});
+
 gulp.task('unittestcli', function (done) {
   var args = ['JASMINE_CONFIG_PATH=test/unit/clitests.json'];
   var testProcess = spawn('node_modules/.bin/jasmine', args,

make.js

@@ -498,31 +498,7 @@ target.botmakeref = function() {
 // Baseline operation
 //
 target.baseline = function() {
-  cd(ROOT_DIR);
+  execGulp('baseline');
-
-  echo();
-  echo('### Creating baseline environment');
-
-  var baselineCommit = env['BASELINE'];
-  if (!baselineCommit) {
-    echo('Baseline commit is not provided. Please specify BASELINE variable');
-    exit(1);
-  }
-
-  if (!test('-d', BUILD_DIR)) {
-    mkdir(BUILD_DIR);
-  }
-
-  var BASELINE_DIR = BUILD_DIR + 'baseline';
-  if (test('-d', BASELINE_DIR)) {
-    cd(BASELINE_DIR);
-    exec('git fetch origin');
-  } else {
-    cd(BUILD_DIR);
-    exec('git clone .. baseline');
-    cd(ROOT_DIR + BASELINE_DIR);
-  }
-  exec('git checkout ' + baselineCommit);
 };
 
 target.mozcentralbaseline = function() {