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37 lines
1.7 KiB
37 lines
1.7 KiB
3 years ago
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function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
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function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
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function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }
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import LRUCache from './LRUCache.js'; // A cache for frequently used country-specific regular expressions. Set to 32 to cover ~2-3
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// countries being used for the same doc with ~10 patterns for each country. Some pages will have
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// a lot more countries in use, but typically fewer numbers for each so expanding the cache for
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// that use-case won't have a lot of benefit.
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var RegExpCache = /*#__PURE__*/function () {
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function RegExpCache(size) {
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_classCallCheck(this, RegExpCache);
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this.cache = new LRUCache(size);
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}
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_createClass(RegExpCache, [{
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key: "getPatternForRegExp",
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value: function getPatternForRegExp(pattern) {
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var regExp = this.cache.get(pattern);
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if (!regExp) {
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regExp = new RegExp('^' + pattern);
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this.cache.put(pattern, regExp);
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}
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return regExp;
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}
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}]);
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return RegExpCache;
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}();
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export { RegExpCache as default };
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//# sourceMappingURL=RegExpCache.js.map
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