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Cache all top-level calls to filterByTypes (~7% runtime reduction).

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This commit is contained in:
David Anson 2024-08-24 22:05:16 -07:00
parent 85e704f32a
commit dfcb4529f3
47 changed files with 427 additions and 481 deletions
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7
lib/md023.js
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@ -3,7 +3,7 @@
"use strict";
const { addErrorContext } = require("../helpers");
const { filterByTypes } = require("../helpers/micromark.cjs");
const { filterByTypesCached } = require("./cache");
// eslint-disable-next-line jsdoc/valid-types
/** @type import("./markdownlint").Rule */
@ -13,10 +13,7 @@ module.exports = {
"tags": [ "headings", "spaces" ],
"parser": "micromark",
"function": function MD023(params, onError) {
const headings = filterByTypes(
params.parsers.micromark.tokens,
[ "atxHeading", "linePrefix", "setextHeading" ]
);
const headings = filterByTypesCached([ "atxHeading", "linePrefix", "setextHeading" ]);
for (let i = 0; i < headings.length - 1; i++) {
if (
(headings[i].type === "linePrefix") &&