ast for devServer (#185)

lib/creator/transformations/devServer/__snapshots__/devServer.test.js.snap

@@ -0,0 +1,31 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`devServer transforms correctly using "devServer-0" data 1`] = `
+"module.exports = {
+    entry: 'index.js',
+
+    output: {
+		filename: 'bundle.js'
+	},
+
+    devServer: {
+        contentBase: path.join(__dirname, 'dist'),
+        compress: true,
+        port: 9000
+    }
+}
+"
+`;
+
+exports[`devServer transforms correctly using "devServer-1" data 1`] = `
+"module.exports = {
+    entry: 'index.js',
+
+    output: {
+		filename: 'bundle.js'
+	},
+
+    devServer: someVar
+}
+"
+`;

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

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

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

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

lib/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;
+	}
+};

lib/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");

lib/creator/transformations/index.js

@@ -27,6 +27,7 @@ const mergeTransform = require("./other/merge");
 const moduleTransform = require("./module/module");
 const pluginsTransform = require("./plugins/plugins");
 const topScopeTransform = require("./top-scope/top-scope");
+const devServerTransform = require("./devServer/devServer");
 
 /*
 * @function runTransform
@@ -58,7 +59,8 @@ const transformsObject = {
 	moduleTransform,
 	pluginsTransform,
 	topScopeTransform,
-	mergeTransform
+	mergeTransform,
+	devServerTransform
 };
 
 module.exports = function runTransform(webpackProperties) {