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perf(v2): improve blog mdx-loader and postcss loader (#4355)

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* perf(v2): improve blog mdx-loader and postcss loader

* Adjust advanced preset settings

* Update css-loader
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Alexey Pyltsyn 2021-03-08 17:54:36 +03:00 • committed by GitHub
parent 620b8f8fd7
commit 36dc206888
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8 changed files with 80 additions and 32 deletions
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18
packages/docusaurus-plugin-content-blog/src/blogUtils.ts
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@ -12,6 +12,7 @@ import path from 'path';
import {resolve} from 'url';
import readingTime from 'reading-time';
import {Feed} from 'feed';
import {keyBy} from 'lodash';
import {
PluginOptions,
BlogPost,
@ -30,12 +31,17 @@ import {
getDateTimeFormat,
} from '@docusaurus/utils';
import {LoadContext} from '@docusaurus/types';
import {keyBy} from 'lodash';
export function truncate(fileString: string, truncateMarker: RegExp): string {
return fileString.split(truncateMarker, 1).shift()!;
}
export function getPostsBySource(
blogPosts: BlogPost[],
): Record<string, BlogPost> {
return keyBy(blogPosts, (item) => item.metadata.source);
}
// YYYY-MM-DD-{name}.mdx?
// Prefer named capture, but older Node versions do not support it.
const FILENAME_PATTERN = /^(\d{4}-\d{1,2}-\d{1,2})-?(.*?).mdx?$/;
@ -247,7 +253,7 @@ export type LinkifyParams = {
fileContent: string;
} & Pick<
BlogMarkdownLoaderOptions,
'blogPosts' | 'siteDir' | 'contentPaths' | 'onBrokenMarkdownLink'
'blogPostsBySource' | 'siteDir' | 'contentPaths' | 'onBrokenMarkdownLink'
>;
export function linkify({
@ -255,18 +261,12 @@ export function linkify({
contentPaths,
fileContent,
siteDir,
blogPosts,
blogPostsBySource,
onBrokenMarkdownLink,
}: LinkifyParams): string {
// TODO temporary, should consider the file being in localized folder!
const folderPath = contentPaths.contentPath;
// TODO perf refactor: do this earlier (once for all md files, not per file)
const blogPostsBySource: Record<string, BlogPost> = keyBy(
blogPosts,
(item) => item.metadata.source,
);
let fencedBlock = false;
const lines = fileContent.split('\n').map((line) => {
if (line.trim().startsWith('```')) {