es6-module-transpiler - npm Package Compare versions

Comparing version 0.9.1 to 0.9.2

lib/exports.js

@@ -54,2 +54,4 @@ /* jshint node:true, undef:true, unused:true */
     return new FunctionExportDeclaration(this.module, node);
+  } else if (n.ClassDeclaration.check(node.declaration)) {
+    return new ClassExportDeclaration(this.module, node);
   } else if (n.ExportBatchSpecifier.check(node.specifiers[0])) {
@@ -207,2 +209,27 @@ throw new Error(
  *
+ *   export class Foo {}
+ *
+ * @constructor
+ * @extends ExportDeclaration
+ * @param {Module} mod
+ * @param {AST.ExportDeclaration} node
+ */
+function ClassExportDeclaration(mod, node) {
+  ExportDeclaration.call(this, mod, node);
+}
+extend(ClassExportDeclaration, ExportDeclaration);
+
+/**
+ * Gets the list of export specifiers for this declaration.
+ *
+ * @type {ExportSpecifier[]}
+ * @name ClassExportDeclaration#specifiers
+ */
+memo(ClassExportDeclaration.prototype, 'specifiers', /** @this ClassExportDeclaration */function() {
+  return [new ExportSpecifier(this, this.node.declaration)];
+});
+
+/**
+ * Represents an export declaration of the form:
+ *
  *   export function foo() {}
@@ -209,0 +236,0 @@ *

lib/formatters/bundle_formatter.js

@@ -332,2 +332,10 @@ /* jshint node:true, undef:true, unused:true */
     );
+  } else if (n.ClassDeclaration.check(node.declaration)) {
+    return Replacement.swaps(
+      // drop `export`
+      nodePath, node.declaration
+    ).and(
+      // transform the class
+      this.processClassDeclaration(mod, nodePath.get('declaration'))
+    );
   } else if (n.VariableDeclaration.check(node.declaration)) {
@@ -399,2 +407,24 @@ return Replacement.swaps(
 /**
+ * Rename the top-level class declaration to a unique name.
+ *
+ *   ```js
+ *   class Foo {}
+ *   ```
+ *
+ * Becomes e.g.
+ *
+ *   ```js
+ *   class mod$$Foo {}
+ *   ```
+ *
+ * @override
+ */
+BundleFormatter.prototype.processClassDeclaration = function(mod, nodePath) {
+  return Replacement.swaps(
+    nodePath.get('id'),
+    this.reference(mod, nodePath.node.id)
+  );
+};
+
+/**
  * Since import declarations only control how we rewrite references we can just
@@ -401,0 +431,0 @@ * remove them -- they don't turn into any actual statements.

package.json

 {
   "name": "es6-module-transpiler",
-  "version": "0.9.1",
+  "version": "0.9.2",
   "description": "es6-module-transpiler is an experimental compiler that allows you to write your JavaScript using a subset of the current ES6 module syntax, and compile it into various formats.",
@@ -49,2 +49,3 @@ "homepage": "http://esnext.github.io/es6-module-transpiler",
     "browserify": "^5.12.1",
+    "es6-class": "^0.9.1",
     "example-runner": "^0.1.0",
@@ -59,2 +60,2 @@ "fake-fs": "^0.4.0",
   }
-}
+}

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Improved metrics

Total package byte prevSize

116025

increased by1.24%

Lines of code

3587

increased by1.53%

Worsened metrics

Dev dependency count

6

increased by20%

No dependency changes