Add junit reporter explanation in README

README.md

@@ -624,6 +624,28 @@ app/views/users/_graph.html.erb:27:37: Extra space detected where there should b
 2 error(s) were found in ERB files
 ```
 
+### JUnit
+
+```sh
+erblint --format junit
+<?xml version="1.0" encoding="UTF-8"?>
+<testsuite name="erblint" tests="2" failures="2">
+ <properties>
+ <property name="erb_lint_version" value="%{erb_lint_version}"/>
+ <property name="ruby_engine" value="%{ruby_engine}"/>
+ <property name="ruby_version" value="%{ruby_version}"/>
+ <property name="ruby_patchlevel" value="%{ruby_patchlevel}"/>
+ <property name="ruby_platform" value="%{ruby_platform}"/>
+ </properties>
+ <testcase name="app/views/subscriptions/_loader.html.erb" file="app/views/subscriptions/_loader.html.erb" lineno="1">
+ <failure message="SpaceInHtmlTag: Extra space detected where there should be no space." type="SpaceInHtmlTag">
+ <![CDATA[app/views/subscriptions/_loader.html.erb:1:7]]>
+ </failure>
+ </testcase>
+ <testcase name="app/views/application/index.html.erb" file="app/views/subscriptions/_menu.html.erb"/>
+</testsuite>
+```
+
 ## Caching
 
 The cache is currently opt-in - to turn it on, use the `--cache` option: