From e4e9555209500ca493b58556ec58a9c6ea102f97 Mon Sep 17 00:00:00 2001
From: Evan You <yyx990803@gmail.com>
Date: Wed, 23 Mar 2016 03:08:46 -0400
Subject: [PATCH] support absolute filenames

---
 index.js          |  7 +++++++
 spec/BasicSpec.js | 13 +++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/index.js b/index.js
index ab7a5f0..e5d2384 100644
--- a/index.js
+++ b/index.js
@@ -35,6 +35,13 @@ HtmlWebpackPlugin.prototype.apply = function (compiler) {
 
   this.options.template = this.getFullTemplatePath(this.options.template, compiler.context);
 
+  // convert absolute filename into relative so that webpack can
+  // generate it at correct location
+  var filename = this.options.filename;
+  if (path.resolve(filename) === path.normalize(filename)) {
+    this.options.filename = path.relative(compiler.options.output.path, filename);
+  }
+
   compiler.plugin('make', function (compilation, callback) {
     // Compile the template (queued)
     compilationPromise = childCompiler.compileTemplate(self.options.template, compiler.context, self.options.filename, compilation)
diff --git a/spec/BasicSpec.js b/spec/BasicSpec.js
index af57640..d848891 100644
--- a/spec/BasicSpec.js
+++ b/spec/BasicSpec.js
@@ -571,6 +571,19 @@ describe('HtmlWebpackPlugin', function () {
     }, ['<script src="index_bundle.js"'], 'test.html', done);
   });
 
+  it('allows you to use an absolute output filename', function (done) {
+    testHtmlPlugin({
+      entry: path.join(__dirname, 'fixtures/index.js'),
+      output: {
+        path: OUTPUT_DIR,
+        filename: 'index_bundle.js'
+      },
+      plugins: [new HtmlWebpackPlugin({
+        filename: path.resolve(OUTPUT_DIR, 'test.html')
+      })]
+    }, ['<script src="index_bundle.js"'], 'test.html', done);
+  });
+
   it('will try to use a relative name if the filename is in a subdirectory', function (done) {
     testHtmlPlugin({
       entry: path.join(__dirname, 'fixtures/index.js'),