Initial commit

.gitignore

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+/node_modules

example.css

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+@charset 'utf-8';
+.foo-bar {
+}
+.foo-bar > .el {
+  color: blue;
+}

index.js

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+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
+}

package.json

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+{
+  "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"
+  }
+}

test.js

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+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)
+})