include dependencies in bundle.modules (closes #903)

src/Module.js

@@ -315,6 +315,7 @@ export default class Module {
 	toJSON () {
 		return {
 			id: this.id,
+			dependencies: this.dependencies.map( module => module.id ),
 			code: this.code,
 			originalCode: this.originalCode,
 			ast: this.astClone,

test/function/module-tree/_config.js

@@ -0,0 +1,37 @@
+const path = require( 'path' );
+const assert = require( 'assert' );
+
+module.exports = {
+	description: 'bundle.modules includes dependencies (#903)',
+	bundle ( bundle ) {
+		const modules = bundle.modules.map( module => {
+			return {
+				id: path.relative( __dirname, module.id ),
+				dependencies: module.dependencies.map( id => path.relative( __dirname, id ) )
+			};
+		});
+
+		assert.deepEqual( modules, [
+			{
+				id: 'nested/qux.js',
+				dependencies: []
+			},
+			{
+				id: 'nested/baz.js',
+				dependencies: [ 'nested/qux.js' ]
+			},
+			{
+				id: 'bar.js',
+				dependencies: [ 'nested/baz.js' ]
+			},
+			{
+				id: 'foo.js',
+				dependencies: [ 'bar.js' ]
+			},
+			{
+				id: 'main.js',
+				dependencies: [ 'foo.js', 'bar.js' ]
+			}
+		]);
+	}
+};

test/function/module-tree/bar.js

@@ -0,0 +1 @@
+import './nested/baz.js';

test/function/module-tree/foo.js

@@ -0,0 +1 @@
+import './bar.js';

test/function/module-tree/main.js

@@ -0,0 +1,2 @@
+import './foo.js';
+import './bar.js';

test/function/module-tree/nested/baz.js

@@ -0,0 +1 @@
+import qux from './qux.js';

test/function/module-tree/nested/qux.js

@@ -0,0 +1 @@
+export default 'whatever';