--- /dev/null
+"use strict";
+
+const blockString = require("../../utils/blockString");
+const nextNonCommentNode = require("../../utils/nextNonCommentNode");
+const rawNodeString = require("../../utils/rawNodeString");
+const report = require("../../utils/report");
+const ruleMessages = require("../../utils/ruleMessages");
+const validateOptions = require("../../utils/validateOptions");
+const whitespaceChecker = require("../../utils/whitespaceChecker");
+
+const ruleName = "declaration-block-semicolon-newline-after";
+
+const messages = ruleMessages(ruleName, {
+ expectedAfter: () => 'Expected newline after ";"',
+ expectedAfterMultiLine: () =>
+ 'Expected newline after ";" in a multi-line declaration block',
+ rejectedAfterMultiLine: () =>
+ 'Unexpected newline after ";" in a multi-line declaration block'
+});
+
+const rule = function(expectation) {
+ const checker = whitespaceChecker("newline", expectation, messages);
+
+ return (root, result) => {
+ const validOptions = validateOptions(result, ruleName, {
+ actual: expectation,
+ possible: ["always", "always-multi-line", "never-multi-line"]
+ });
+ if (!validOptions) {
+ return;
+ }
+
+ root.walkDecls(decl => {
+ // Ignore last declaration if there's no trailing semicolon
+ const parentRule = decl.parent;
+ if (!parentRule.raws.semicolon && parentRule.last === decl) {
+ return;
+ }
+
+ const nextNode = decl.next();
+ if (!nextNode) {
+ return;
+ }
+
+ // Allow end-of-line comment
+ const nodeToCheck = nextNonCommentNode(nextNode);
+ if (!nodeToCheck) {
+ return;
+ }
+
+ checker.afterOneOnly({
+ source: rawNodeString(nodeToCheck),
+ index: -1,
+ lineCheckStr: blockString(parentRule),
+ err: m => {
+ report({
+ message: m,
+ node: decl,
+ index: decl.toString().length + 1,
+ result,
+ ruleName
+ });
+ }
+ });
+ });
+ };
+};
+
+rule.ruleName = ruleName;
+rule.messages = messages;
+module.exports = rule;