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107 lines
3.3 KiB
107 lines
3.3 KiB
2 years ago
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports["default"] = rule;
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exports.ruleName = exports.meta = exports.messages = void 0;
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var _stylelint = require("stylelint");
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var _utils = require("../../utils");
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var ruleName = (0, _utils.namespace)("double-slash-comment-empty-line-before");
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exports.ruleName = ruleName;
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var messages = _stylelint.utils.ruleMessages(ruleName, {
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expected: "Expected empty line before comment",
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rejected: "Unexpected empty line before comment"
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});
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exports.messages = messages;
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var meta = {
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url: (0, _utils.ruleUrl)(ruleName)
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};
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exports.meta = meta;
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var stylelintCommandPrefix = "stylelint-";
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function rule(expectation, options, context) {
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return function (root, result) {
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var validOptions = _stylelint.utils.validateOptions(result, ruleName, {
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actual: expectation,
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possible: ["always", "never"]
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}, {
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actual: options,
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possible: {
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except: ["first-nested", "inside-block"],
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ignore: ["stylelint-commands", "between-comments", "inside-block"]
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},
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optional: true
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});
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if (!validOptions) {
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return;
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}
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root.walkComments(function (comment) {
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// Only process // comments
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if (!comment.raws.inline && !comment.inline) {
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return;
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}
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if ((0, _utils.isInlineComment)(comment)) {
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return;
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}
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// Ignore the first node
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if (comment === root.first) {
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return;
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}
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// Optionally ignore stylelint commands
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if (comment.text.indexOf(stylelintCommandPrefix) === 0 && (0, _utils.optionsHaveIgnored)(options, "stylelint-commands")) {
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return;
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}
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// Optionally ignore comments inside blocks
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if (comment.parent !== root && (0, _utils.optionsHaveIgnored)(options, "inside-block")) {
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return;
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}
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// Optionally ignore newlines between comments
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var prev = comment.prev();
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if (prev && prev.type === "comment" && (0, _utils.optionsHaveIgnored)(options, "between-comments")) {
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return;
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}
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var before = comment.raw("before");
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var expectEmptyLineBefore = function () {
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if ((0, _utils.optionsHaveException)(options, "first-nested") && comment.parent !== root && comment === comment.parent.first) {
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return false;
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}
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// Reverse expectation for comments inside blocks
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if (comment.parent !== root && (0, _utils.optionsHaveException)(options, "inside-block")) {
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return expectation === "never";
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}
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return expectation === "always";
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}();
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var hasEmptyLineBefore = before.search(/\n\s*?\n/) !== -1;
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// Return if the expectation is met
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if (expectEmptyLineBefore === hasEmptyLineBefore) {
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return;
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}
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if (context.fix) {
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if (expectEmptyLineBefore && !hasEmptyLineBefore) {
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(0, _utils.addEmptyLineBefore)(comment, context.newline);
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return;
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}
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if (!expectEmptyLineBefore && hasEmptyLineBefore) {
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(0, _utils.removeEmptyLinesBefore)(comment, context.newline);
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return;
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}
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}
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var message = expectEmptyLineBefore ? messages.expected : messages.rejected;
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_stylelint.utils.report({
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message: message,
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node: comment,
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result: result,
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ruleName: ruleName
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});
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});
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};
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}
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rule.ruleName = ruleName;
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rule.messages = messages;
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rule.meta = meta;
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