From cdfcb7cbbba7c5ae3b5682a77810f07fc12a41ad Mon Sep 17 00:00:00 2001
From: Patrick Pan <patrickhpan@users.noreply.github.com>
Date: Fri, 7 Jul 2017 14:48:21 -0700
Subject: [PATCH] Document extra contenthash format features

Document the `[<hashType>:contenthash:<digestType>:<length>]` feature, as it has been in [hash-loader](https://github.com/webpack-contrib/file-loader/blob/master/README.md).
---
 README.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/README.md b/README.md
index 56b607b5..c1f29d5a 100644
--- a/README.md
+++ b/README.md
@@ -77,6 +77,10 @@ new ExtractTextPlugin(options: filename | object)
 * `[name]` name of the chunk
 * `[id]` number of the chunk
 * `[contenthash]` hash of the content of the extracted file
+* `[<hashType>:contenthash:<digestType>:<length>]` optionally you can configure
+  * other `hashType`s, e.g. `sha1`, `md5`, `sha256`, `sha512`
+  * other `digestType`s, e.g. `hex`, `base26`, `base32`, `base36`, `base49`, `base52`, `base58`, `base62`, `base64`
+  * and `length`, the length of the hash in chars
 
 > :warning: `ExtractTextPlugin` generates a file **per entry**, so you must use `[name]`, `[id]` or `[contenthash]` when using multiple entries.