From 9aa8ec6ba0b1ea48876a1880170437cb99645a33 Mon Sep 17 00:00:00 2001
From: johanblumenberg <johan.blumenberg@gmail.com>
Date: Wed, 22 Nov 2017 15:55:43 +0100
Subject: [PATCH] Support for exposing sourcemap to plugins

---
 index.js | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/index.js b/index.js
index 183d637..2786f63 100644
--- a/index.js
+++ b/index.js
@@ -36,6 +36,7 @@ function rework(str, options) {
 
 function Rework(obj) {
   this.obj = obj;
+  this.map = undefined;
 }
 
 /**
@@ -68,6 +69,22 @@ Rework.prototype.toString = function(options){
   return result;
 };
 
+/**
+ * For user of rework to set the current sourcemap for the input,
+ * and for plugins to read the sourcemap for example to be able to
+ * map error messages to the correct file and line.
+ *
+ * @param {Object} [map] Optional sourcemap to set
+ * @return {Object} The sourcemap for the input data
+ * @api public
+ */
+Rework.prototype.sourcemap = function(map){
+  if (map) {
+    this.map = map;
+  }
+  return this.map;
+};
+
 /**
  * Convert sourcemap to base64-encoded comment
  *