DescriptionDataMatcherRulePlugin.js
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	/*
	MIT License http://www.opensource.org/licenses/mit-license.php
	Author Tobias Koppers @sokra
	*/

	"use strict";

	/** @typedef {import("./RuleSetCompiler")} RuleSetCompiler */
	/** @typedef {import("./RuleSetCompiler").RuleCondition} RuleCondition */

	const RULE_PROPERTY = "descriptionData";

	class DescriptionDataMatcherRulePlugin {
	/**
	* @param {RuleSetCompiler} ruleSetCompiler the rule set compiler
	* @returns {void}
	*/
	apply(ruleSetCompiler) {
	ruleSetCompiler.hooks.rule.tap(
	"DescriptionDataMatcherRulePlugin",
	(path, rule, unhandledProperties, result) => {
	if (unhandledProperties.has(RULE_PROPERTY)) {
	unhandledProperties.delete(RULE_PROPERTY);
	const value = rule[RULE_PROPERTY];
	for (const property of Object.keys(value)) {
	const dataProperty = property.split(".");
	const condition = ruleSetCompiler.compileCondition(
	`${path}.${RULE_PROPERTY}.${property}`,
	value[property]
	);
	result.conditions.push({
	property: ["descriptionData", ...dataProperty],
	matchWhenEmpty: condition.matchWhenEmpty,
	fn: condition.fn
	});
	}
	}
	}
	);
	}
	}

	module.exports = DescriptionDataMatcherRulePlugin;