Gulp: lint, flow, and version-check (facebook#7174)

* Add plugin loading for gulp

* Convert `lint` task to gulp

* Convert `flow` task to gulp

* Convert `version-check` task to gulp

* Add missing semicolons

Gruntfile.js

@@ -52,11 +52,17 @@ module.exports = function(grunt) {
       grunt.loadNpmTasks(npmTaskName);
     });
 
-  grunt.registerTask('eslint', require('./grunt/tasks/eslint'));
+  grunt.registerTask('eslint', function() {
+    // Use gulp here.
+    spawnGulp(['eslint'], null, this.async());
+  });
 
   grunt.registerTask('lint', ['eslint']);
 
-  grunt.registerTask('flow', require('./grunt/tasks/flow'));
+  grunt.registerTask('flow', function() {
+    // Use gulp here.
+    spawnGulp(['flow'], null, this.async());
+  });
 
   grunt.registerTask('delete-build-modules', function() {
     // Use gulp here.
@@ -84,7 +90,10 @@ module.exports = function(grunt) {
   grunt.registerTask('npm-react-addons:release', npmReactAddonsTasks.buildReleases);
   grunt.registerTask('npm-react-addons:pack', npmReactAddonsTasks.packReleases);
 
-  grunt.registerTask('version-check', require('./grunt/tasks/version-check'));
+  grunt.registerTask('version-check', function() {
+    // Use gulp here.
+    spawnGulp(['version-check'], null, this.async());
+  });
 
   grunt.registerTask('build:basic', [
     'build-modules',

gulp/tasks/eslint.js

@@ -0,0 +1,49 @@
+/**
+ * Copyright 2013-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ */
+
+'use strict';
+
+var path = require('path');
+var spawn = require('child_process').spawn;
+
+var extension = process.platform === 'win32' ? '.cmd' : '';
+
+module.exports = function(gulp, plugins) {
+  var gutil = plugins.util;
+
+  return function(done) {
+    spawn(
+      process.execPath,
+      [
+        path.join('node_modules', '.bin', 'eslint' + extension),
+        '.',
+      ],
+      {
+        // Allow colors to pass through
+        stdio: 'inherit',
+      }
+    ).on('close', function(code) {
+      if (code !== 0) {
+        gutil.log(
+          gutil.colors.red(
+            'Lint failed'
+          )
+        );
+        process.exit(code);
+      }
+
+      gutil.log(
+        gutil.colors.green(
+          'Lint passed'
+        )
+      );
+      done();
+    });
+  };
+};

gulp/tasks/flow.js

@@ -0,0 +1,50 @@
+/**
+ * Copyright 2013-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ */
+
+'use strict';
+
+var path = require('path');
+var spawn = require('child_process').spawn;
+
+var extension = process.platform === 'win32' ? '.cmd' : '';
+
+module.exports = function(gulp, plugins) {
+  var gutil = plugins.util;
+
+  return function(done) {
+    spawn(
+      process.execPath,
+      [
+        path.join('node_modules', '.bin', 'flow' + extension),
+        'check',
+        '.',
+      ],
+      {
+        // Allow colors to pass through
+        stdio: 'inherit',
+      }
+    ).on('close', function(code) {
+      if (code !== 0) {
+        gutil.log(
+          gutil.colors.red(
+            'Flow failed'
+          )
+        );
+        process.exit(code);
+      }
+
+      gutil.log(
+        gutil.colors.green(
+          'Flow passed'
+        )
+      );
+      done();
+    });
+  };
+};

gulp/tasks/version-check.js

@@ -0,0 +1,55 @@
+/**
+ * Copyright 2013-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ */
+
+'use strict';
+
+module.exports = function(gulp, plugins) {
+  var gutil = plugins.util;
+
+  return function(done) {
+    var reactVersion = require('../../package.json').version;
+
+    var addonsData = require('../../packages/react-addons/package.json');
+    var versions = {
+      'packages/react/package.json':
+        require('../../packages/react/package.json').version,
+      'packages/react-dom/package.json':
+        require('../../packages/react-dom/package.json').version,
+      'packages/react-native-renderer/package.json':
+        require('../../packages/react-native-renderer/package.json').version,
+      'packages/react-addons/package.json (version)': addonsData.version,
+      'packages/react-addons/package.json (react dependency)':
+        // Get the "version" without the range bit
+        addonsData.peerDependencies.react.slice(1),
+      'src/ReactVersion.js': require('../../src/ReactVersion'),
+    };
+
+    var allVersionsMatch = true;
+    Object.keys(versions).forEach(function(name) {
+      var version = versions[name];
+      if (version !== reactVersion) {
+        allVersionsMatch = false;
+        gutil.log(
+          gutil.colors.red(
+            '%s version does not match package.json. Expected %s, saw %s.'
+          ),
+          name,
+          reactVersion,
+          version
+        );
+      }
+    });
+
+    if (!allVersionsMatch) {
+      process.exit(1);
+    }
+
+    done();
+  };
+};

gulpfile.js

@@ -18,6 +18,13 @@ var babelPluginModules = require('fbjs-scripts/babel-6/rewrite-modules');
 var extractErrors = require('./scripts/error-codes/gulp-extract-errors');
 var devExpressionWithCodes = require('./scripts/error-codes/dev-expression-with-codes');
 
+// Load all of the Gulp plugins.
+var plugins = require('gulp-load-plugins')();
+
+function getTask(name) {
+  return require(`./gulp/tasks/${name}`)(gulp, plugins);
+}
+
 var paths = {
   react: {
     src: [
@@ -59,6 +66,14 @@ var babelOpts = {
   ],
 };
 
+gulp.task('eslint', getTask('eslint'));
+
+gulp.task('lint', ['eslint']);
+
+gulp.task('flow', getTask('flow'));
+
+gulp.task('version-check', getTask('version-check'));
+
 gulp.task('react:clean', function() {
   return del([paths.react.lib]);
 });

package.json

@@ -53,6 +53,7 @@
     "gulp": "^3.9.0",
     "gulp-babel": "^6.0.0",
     "gulp-flatten": "^0.2.0",
+    "gulp-load-plugins": "^1.2.4",
     "gulp-util": "^3.0.7",
     "gzip-js": "~0.3.2",
     "jest": "^12.1.1",