Merge pull request #6 from dfreeman/gzipped-maps

Handle gzipped source maps

Author: jordpo

README.md

@@ -79,6 +79,7 @@ Set by other Ember CLI Deploy plugins:
 | ---------- | ------------- | -------- | ----------- | ------ |
 | `distDir`     | string | `tmp/deploy-dist` | The path to your app's distribution directory. | [`ember-cli-build`](https://github.com/zapnito/ember-cli-deploy-build) |
 | `revisionKey`  | string | `<none>` | The unique identifier of a build based on its git tag. | [`ember-cli-deploy-revision-data`](https://github.com/zapnito/ember-cli-deploy-revision-data) |
+| `gzippedFiles` | array | `<none>` | A list of files that have been gzipped in the build. | [`ember-cli-deploy-gzip`](https://github.com/ember-cli-deploy/ember-cli-deploy-gzip) |
 
 ### Deploying to Heroku
 

index.js

@@ -4,7 +4,9 @@
 
 var RSVP = require('rsvp');
 var fs = require('fs');
+var path = require('path');
 var request = require('request-promise');
+var zlib = require('zlib');
 
 var BasePlugin = require('ember-cli-deploy-plugin');
 
@@ -22,6 +24,9 @@ module.exports = {
         distFiles: function(context) {
           return context.distFiles;
         },
+        gzippedFiles: function(context) {
+          return context.gzippedFiles || [];
+        },
         revisionKey: function(context) {
           if (context.revisionData) {
             return context.revisionData.revisionKey;
@@ -57,7 +62,7 @@ module.exports = {
             apiKey: apiKey,
             overwrite: overwrite,
             minifiedUrl: jsFilePath,
-            sourceMap: fs.createReadStream(mapFilePath)
+            sourceMap: this._readSourceMap(mapFilePath)
           };
           if (revisionKey && includeAppVersion) {
             formData.appVersion = revisionKey;
@@ -97,6 +102,22 @@ module.exports = {
           return RSVP.all(promises);
         }
       },
+
+      _readSourceMap(mapFilePath) {
+        var relativeMapFilePath = mapFilePath.replace(this.readConfig('distDir') + '/', '');
+        if (this.readConfig('gzippedFiles').indexOf(relativeMapFilePath) !== -1) {
+          // When the source map is gzipped, we need to eagerly load it into a buffer
+          // so that the actual content length is known.
+          return {
+            value: zlib.unzipSync(fs.readFileSync(mapFilePath)),
+            options: {
+              filename: path.basename(mapFilePath),
+            }
+          };
+        } else {
+          return fs.createReadStream(mapFilePath);
+        }
+      }
     });
 
     return new DeployPlugin();