Add callback to handleInput() for easier use in other projects

Since handleInput works completely asynchronous it is necessary to
provide a callback function for signaling finished operation.
This allows other project to call the handleInput function.

1 files changed, 10 insertions, 5 deletions

diff --git a/lib/handleInput.js b/lib/handleInput.js
index 807e31d..5f88394 100644
--- a/lib/handleInput.js
+++ b/lib/handleInput.js
@@ -1,31 +1,36 @@
 var index = require('../index');
 var logger = require('./logger')();
 
-function handleInput(input) {
+function handleInput(input, cb) {
   logger.debug(input);
 	var options = index.getOptions(function(err, options){
 
     if (err){
       logger.error("error from getOptions");
-      throw err;
+      cb(err);
+      return;
     }
     logger.debug(options);
 
     index.convertLcovToCoveralls(input, options, function(err, postData){
       if (err){
         logger.error("error from convertLcovToCoveralls");
-        throw err;
+        cb(err);
+        return;
       }
       logger.info("sending this to coveralls.io: ", JSON.stringify(postData));
       index.sendToCoveralls(postData, function(err, response, body){
         if (err){
-          throw err;
+          cb(err);
+          return;
         }
         if (response.statusCode >= 400){
-          throw "Bad response: " + response.statusCode + " " + body;
+          cb("Bad response: " + response.statusCode + " " + body);
+          return;
         }
         logger.debug(response.statusCode);
         logger.debug(body);
+        cb(null);
       });
     });
   });