Initial commit

node_modules/stylelint/lib/rules/selector-max-empty-lines/index.js

@@ -0,0 +1,55 @@
+"use strict"
+
+const _ = require("lodash")
+const report = require("../../utils/report")
+const ruleMessages = require("../../utils/ruleMessages")
+const validateOptions = require("../../utils/validateOptions")
+const styleSearch = require("style-search")
+
+const ruleName = "selector-max-empty-lines"
+
+const messages = ruleMessages(ruleName, {
+  expected: max => `Expected no more than ${max} empty line(s)`,
+})
+
+const rule = function (max) {
+  const maxAdjacentNewlines = max + 1
+
+  return (root, result) => {
+    const validOptions = validateOptions(result, ruleName, {
+      actual: max,
+      possible: _.isNumber,
+    })
+    if (!validOptions) {
+      return
+    }
+
+    root.walkRules(rule => {
+      const selector = rule.raws.selector ? rule.raws.selector.raw : rule.selector
+      const repeatLFNewLines = _.repeat("\n", maxAdjacentNewlines)
+      const repeatCRLFNewLines = _.repeat("\r\n", maxAdjacentNewlines)
+
+      styleSearch({ source: selector, target: "\n" }, match => {
+        if (selector.substr(match.startIndex + 1, maxAdjacentNewlines) === repeatLFNewLines || selector.substr(match.startIndex + 1, maxAdjacentNewlines * 2) === repeatCRLFNewLines) {
+          // Put index at `\r` if it's CRLF, otherwise leave it at `\n`
+          let index = match.startIndex
+          if (selector[index - 1] === "\r") {
+            index -= 1
+          }
+
+          report({
+            message: messages.expected(max),
+            node: rule,
+            index,
+            result,
+            ruleName,
+          })
+        }
+      })
+    })
+  }
+}
+
+rule.ruleName = ruleName
+rule.messages = messages
+module.exports = rule