From 9d5c6d5d1dcca28c9783fed5bd770f56fe8fe2d4 Mon Sep 17 00:00:00 2001
From: Knut Sveidqvist <knsv@users.noreply.github.com>
Date: Mon, 1 Dec 2014 09:16:27 +0100
Subject: [PATCH] Update README.md

---
 README.md | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/README.md b/README.md
index fa0dd312c..1b86bd99a 100644
--- a/README.md
+++ b/README.md
@@ -251,5 +251,27 @@ click nodeId callback
 * nodeId is the id of the node
 * callback is the name of a javascript function defined on the page displaying the graph, the function will be called with the nodeId as parameter.
 
+## Usage of the parser as a seperate module
+
+### Setup
+```
+var graph = require('./graphDb');
+var flow = require('./parser/flow');
+flow.parser.yy = graph;
+```
+
+### Parsing
+
+```
+flow.parser.parse(text);
+```
+
+### Data extraction
+```
+graph.getDirection();
+graph.getVertices();
+graph.getEdges();
+```
+
 # Credits
 Many thanks to the [d3](http://d3js.org/) and [dagre-d3](https://github.com/cpettitt/dagre-d3) projects for providing the graphical layout and drawing libraries!