lookup new keys for metalsmith > v1.0

Author: stevenschobert

lib/index.js

@@ -47,7 +47,14 @@
       },
 
       compileSass = function compileSass(files, metalsmith, done) {
-        var basePath = path.join(metalsmith.dir, metalsmith._src);
+        /**
+         * Looks up different key names on `metalsmith` to support
+         * old versions (< v1) of Metalsmith. At some point, I will remove
+         * support for < v1 and remove the key lookups
+         */
+        var directory = metalsmith.dir || metalsmith._directory,
+            source = metalsmith._src || metalsmith._source,
+            basePath = path.join(directory, source);
         each(Object.keys(files), compile.bind(this, basePath, files), done);
       },