[WIP] Build Step for the CLI

.babelrc

@@ -1,3 +1,3 @@
 {
-  "presets": ["es2015", "stage-3"]
+  "presets": ["es2015", "stage-3", "flow"]
 }

.eslintignore

@@ -1,3 +1,4 @@
 **/__testfixtures__/*
 coverage
 test
+dist

.eslintrc.js

@@ -1,7 +1,7 @@
 module.exports = {
 	"root": true,
-	"plugins": ["node"],
-	"extends": ["eslint:recommended", "plugin:node/recommended"],
+	"plugins": ["node", "flowtype"],
+	"extends": ["eslint:recommended", "plugin:node/recommended", "plugin:flowtype/recommended"],
 	"env": {
 		"node": true,
 		"es6": true,

.flowconfig

@@ -0,0 +1,11 @@
+[ignore]
+
+[include]
+
+[libs]
+flow-typed
+
+[options]
+module.system.node.resolve_dirname=./lib/
+module.system.node.resolve_dirname=node_modules
+experimental.const_params=false

.gitignore

@@ -15,5 +15,8 @@ yarn-error.log
 # Jest Coverage
 coverage
 
+# Distribution Build
+dist
+
 # Test Compilation
 test/js/*

.npmignore

@@ -0,0 +1,15 @@
+test
+coverage
+lib
+.travis.yml
+.eslintrc*
+.fitcommitjsrc.json
+.vscode
+.editorconfig
+.eslintignore
+__mocks__
+__testfixtures__
+*.test.js
+*.input.js
+types.js
+*.spec.js

.travis.yml

@@ -17,5 +17,6 @@ before_script:
   - bash <(curl -s https://codecov.io/bash)
 
 script:
+  - npm run prepublish
   - npm run lint
   - npm run test

bin/webpack.js

@@ -9,24 +9,20 @@ var resolveCwd = require("resolve-cwd");
 // Local version replace global one
 var localCLI = resolveCwd.silent("webpack-cli/bin/webpack");
 
-if (process.argv.slice(2).indexOf("init") >= 0) {
-	var initPkgs =
-		process.argv.slice(2).length === 1 ? [] : [process.argv.slice(2).pop()];
-	//eslint-disable-next-line
-	return require("../lib/initialize")(initPkgs);
-} else if (process.argv.slice(2).indexOf("migrate") >= 0) {
-	var filePaths =
-		process.argv.slice(2).length === 1 ? [] : [process.argv.slice(2).pop()];
-	if (!filePaths.length) {
-		throw new Error("Please specify a path to your webpack config");
-	}
-	var inputConfigPath = path.resolve(process.cwd(), filePaths[0]);
-	//eslint-disable-next-line
-	return require("../lib/migrate.js")(inputConfigPath, inputConfigPath);
-} else if (process.argv.slice(2).indexOf("generate-loader") >= 0) {
-	return require("../lib/generate-loader/index.js")();
-} else if (process.argv.slice(2).indexOf("generate-plugin") >= 0) {
-	return require("../lib/generate-plugin/index.js")();
+const NON_COMPILATION_ARGS = [
+	"init",
+	"migrate",
+	"generate-loader",
+	"generate-plugin"
+];
+
+const NON_COMPILATION_CMD = process.argv.find(arg => {
+	return NON_COMPILATION_ARGS.find(a => a === arg);
+});
+
+if (NON_COMPILATION_CMD) {
+	// eslint-disable-next-line
+	return require("../dist/index")(NON_COMPILATION_CMD, process.argv);
 }
 
 if (localCLI && path.relative(localCLI, __filename) !== "") {

dist/creator/index.js

@@ -0,0 +1,66 @@
+"use strict";
+
+const yeoman = require("yeoman-environment");
+const Generator = require("yeoman-generator");
+const path = require("path");
+const defaultGenerator = require("./yeoman/webpack-generator");
+const WebpackAdapter = require("./yeoman/webpack-adapter");
+const runTransform = require("./transformations/index");
+
+/*
+* @function creator
+*
+* Runs yeoman and runs the transformations based on the object
+* built up from an author/user
+*
+* @param { String } options - An path to the given generator
+* @returns { Function } runTransform - Run transformations based on yeoman prompt
+*/
+
+function creator(options) {
+	let env = yeoman.createEnv("webpack", null, new WebpackAdapter());
+	const generatorName = options
+		? replaceGeneratorName(path.basename(options[0]))
+		: "webpack-default-generator";
+	if (options) {
+		const WebpackGenerator = class extends Generator {
+			initializing() {
+				options.forEach(path => {
+					return this.composeWith(require.resolve(path));
+				});
+			}
+		};
+		env.registerStub(WebpackGenerator, generatorName);
+	} else {
+		env.registerStub(defaultGenerator, "webpack-default-generator");
+	}
+
+	env.run(generatorName).on("end", () => {
+		if (generatorName !== "webpack-default-generator") {
+			//HACK / FIXME
+			env = env.options.env;
+			return runTransform(env.configuration);
+		} else {
+			return runTransform(env.getArgument("configuration"));
+		}
+	});
+}
+
+/*
+* @function replaceGeneratorName
+*
+* Replaces the webpack-addons pattern with the end of the addons name merged
+* with 'generator'
+*
+* @param { String } name - name of the generator
+* @returns { String } name - replaced pattern of the name
+*/
+
+function replaceGeneratorName(name) {
+	return name.replace(/(webpack-addons)?([^:]+)(:.*)?/g, "generator$2");
+}
+
+module.exports = {
+	creator,
+	replaceGeneratorName
+};

dist/creator/index.test.js

@@ -0,0 +1,10 @@
+"use strict";
+
+const replaceGeneratorName = require("./index").replaceGeneratorName;
+
+describe("replaceGeneratorName", () => {
+	it("should replace a pattern of an addon", () => {
+		const generatorName = replaceGeneratorName("webpack-addons-thefox");
+		expect(generatorName).toEqual("generator-thefox");
+	});
+});

dist/creator/transformations/context/__testfixtures__/context-0.input.js

@@ -0,0 +1,6 @@
+module.exports = {
+	entry: 'index.js',
+	output: {
+		filename: 'bundle.js'
+	}
+}

dist/creator/transformations/context/__testfixtures__/context-1.input.js

@@ -0,0 +1,6 @@
+module.exports = {
+	entry: 'index.js',
+	output: {
+		filename: 'bundle.js'
+	}
+}

dist/creator/transformations/context/__testfixtures__/context-2.input.js

@@ -0,0 +1,6 @@
+module.exports = {
+	entry: 'index.js',
+	output: {
+		filename: 'bundle.js'
+	}
+}

dist/creator/transformations/context/context.js

@@ -0,0 +1,32 @@
+"use strict";
+
+const utils = require("../../../transformations/utils");
+
+/*
+*
+* Transform for context. Finds the context property from yeoman and creates a
+* property based on what the user has given us.
+*
+* @param j — jscodeshift API
+* @param ast - jscodeshift API
+* @param { Object } webpackProperties - Object containing transformation rules
+* @returns ast - jscodeshift API
+*/
+
+module.exports = function(j, ast, webpackProperties) {
+	if (webpackProperties) {
+		return ast
+			.find(j.ObjectExpression)
+			.filter(p =>
+				utils.isAssignment(
+					j,
+					p,
+					utils.pushCreateProperty,
+					"context",
+					webpackProperties
+				)
+			);
+	} else {
+		return ast;
+	}
+};

dist/creator/transformations/context/context.test.js

@@ -0,0 +1,7 @@
+"use strict";
+
+const defineTest = require("../../../transformations/defineTest");
+
+defineTest(__dirname, "context", "context-0", "path.resolve(__dirname, 'app')");
+defineTest(__dirname, "context", "context-1", "'./some/fake/path'");
+defineTest(__dirname, "context", "context-2", "contextVariable");

dist/creator/transformations/devServer/__testfixtures__/devServer-0.input.js

@@ -0,0 +1,6 @@
+module.exports = {
+	entry: 'index.js',
+	output: {
+		filename: 'bundle.js'
+	},
+}

dist/creator/transformations/devServer/__testfixtures__/devServer-1.input.js

@@ -0,0 +1,6 @@
+module.exports = {
+	entry: 'index.js',
+	output: {
+		filename: 'bundle.js'
+	}
+}

dist/creator/transformations/devServer/devServer.js

@@ -0,0 +1,40 @@
+"use strict";
+
+const utils = require("../../../transformations/utils");
+
+/*
+*
+* Transform for devServer. Finds the devServer property from yeoman and creates a
+* property based on what the user has given us.
+*
+* @param j — jscodeshift API
+* @param ast - jscodeshift API
+* @param { Object } webpackProperties - Object containing transformation rules
+* @returns ast - jscodeshift API
+*/
+
+module.exports = function(j, ast, webpackProperties) {
+	function createDevServerProperty(p) {
+		utils.pushCreateProperty(j, p, "devServer", j.objectExpression([]));
+		return utils.pushObjectKeys(j, p, webpackProperties, "devServer");
+	}
+	if (webpackProperties && typeof webpackProperties === "object") {
+		return ast
+			.find(j.ObjectExpression)
+			.filter(p => utils.isAssignment(null, p, createDevServerProperty));
+	} else if (webpackProperties && webpackProperties.length) {
+		return ast
+			.find(j.ObjectExpression)
+			.filter(p =>
+				utils.isAssignment(
+					j,
+					p,
+					utils.pushCreateProperty,
+					"devServer",
+					webpackProperties
+				)
+			);
+	} else {
+		return ast;
+	}
+};

dist/creator/transformations/devServer/devServer.test.js

@@ -0,0 +1,10 @@
+"use strict";
+
+const defineTest = require("../../../transformations/defineTest");
+
+defineTest(__dirname, "devServer", "devServer-0", {
+	contentBase: "path.join(__dirname, 'dist')",
+	compress: true,
+	port: 9000
+});
+defineTest(__dirname, "devServer", "devServer-1", "someVar");

dist/creator/transformations/devtool/__testfixtures__/devtool-0.input.js

@@ -0,0 +1,6 @@
+module.exports = {
+	entry: 'index.js',
+	output: {
+		filename: 'bundle.js'
+	}
+}

dist/creator/transformations/devtool/__testfixtures__/devtool-1.input.js

@@ -0,0 +1,6 @@
+module.exports = {
+	entry: 'index.js',
+	output: {
+		filename: 'bundle.js'
+	}
+}

dist/creator/transformations/devtool/devtool.js

@@ -0,0 +1,32 @@
+"use strict";
+
+const utils = require("../../../transformations/utils");
+
+/*
+*
+* Transform for devtool. Finds the devtool property from yeoman and creates a
+* property based on what the user has given us.
+*
+* @param j — jscodeshift API
+* @param ast - jscodeshift API
+* @param { Object } webpackProperties - Object containing transformation rules
+* @returns ast - jscodeshift API
+*/
+
+module.exports = function(j, ast, webpackProperties) {
+	if (webpackProperties) {
+		return ast
+			.find(j.ObjectExpression)
+			.filter(p =>
+				utils.isAssignment(
+					j,
+					p,
+					utils.pushCreateProperty,
+					"devtool",
+					webpackProperties
+				)
+			);
+	} else {
+		return ast;
+	}
+};

dist/creator/transformations/devtool/devtool.test.js

@@ -0,0 +1,8 @@
+"use strict";
+
+const defineTest = require("../../../transformations/defineTest");
+
+defineTest(__dirname, "devtool", "devtool-0", "'source-map'");
+defineTest(__dirname, "devtool", "devtool-0", "myVariable");
+defineTest(__dirname, "devtool", "devtool-1", "'cheap-module-source-map'");
+defineTest(__dirname, "devtool", "devtool-1", "false");

dist/creator/transformations/entry/__testfixtures__/entry-0.input.js

@@ -0,0 +1 @@
+module.exports = {}