diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..07e6e47
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/node_modules
diff --git a/example.css b/example.css
new file mode 100644
index 0000000..d3db72a
--- /dev/null
+++ b/example.css
@@ -0,0 +1,6 @@
+@charset 'utf-8';
+.foo-bar {
+}
+.foo-bar > .el {
+  color: blue;
+}
diff --git a/index.js b/index.js
new file mode 100644
index 0000000..352100f
--- /dev/null
+++ b/index.js
@@ -0,0 +1,26 @@
+var postcss = require('postcss')
+
+module.exports = postcss.plugin('postcss-rscss-linter', function (options, secOptions) {
+  return function (root, result) {
+    return walk(root, result)
+  }
+})
+
+function walk (node, state) {
+  if (node.type === 'rule') {
+    state = walkRule(node, state)
+  }
+
+  if (node.nodes) {
+    state = node.nodes.reduce(function (state, subnode) {
+      return walk(subnode, state)
+    }, state)
+  }
+
+  return state
+}
+
+function walkRule (node, state) {
+  state.messages.push({ 'rule': node.selector })
+  return state
+}
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..146b689
--- /dev/null
+++ b/package.json
@@ -0,0 +1,18 @@
+{
+  "name": "rscss-lint",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "Rico Sta. Cruz <rico@ricostacruz.com> (http://ricostacruz.com)",
+  "license": "MIT",
+  "dependencies": {
+    "postcss": "5.1.2"
+  },
+  "devDependencies": {
+    "tape": "4.6.0"
+  }
+}
diff --git a/test.js b/test.js
new file mode 100644
index 0000000..9f346ea
--- /dev/null
+++ b/test.js
@@ -0,0 +1,8 @@
+const postcss = require('postcss')
+const linter = require('./index')
+
+const css = require('fs').readFileSync(__dirname + '/example.css', 'utf-8')
+
+postcss([linter]).process(css).then(result => {
+  console.log(result)
+})