feat: Initial clean release of CHM

packages/renderer/MdToHtml/rules/link_close.ts

@@ -0,0 +1,32 @@
+// This rule is used to add a media player for certain resource types below
+// the link.
+
+import { LinkRenderingType, RuleOptions } from '../../MdToHtml';
+import renderMedia, { Options as RenderMediaOptions } from '../renderMedia';
+import type * as MarkdownIt from 'markdown-it';
+import type Token = require('markdown-it/lib/token');
+import type Renderer = require('markdown-it/lib/renderer');
+
+
+export interface LinkIndexes {
+	[key: string]: number;
+}
+
+function plugin(markdownIt: MarkdownIt, ruleOptions: RuleOptions) {
+	const defaultRender: Renderer.RenderRule = markdownIt.renderer.rules.link_close || function(tokens, idx, options, _env, self) {
+		return self.renderToken(tokens, idx, options);
+	};
+
+	const linkIndexes: LinkIndexes = {};
+
+	markdownIt.renderer.rules.link_close = function(tokens: Token[], idx: number, options: MarkdownIt.Options, env: unknown, self: Renderer) {
+		const defaultOutput = defaultRender(tokens, idx, options, env, self);
+		const link = ruleOptions.context.currentLinks.pop();
+
+		if (!link || ruleOptions.plainResourceRendering || (ruleOptions.linkRenderingType === LinkRenderingType.HrefHandler && !ruleOptions.renderMedia)) return defaultOutput;
+
+		return [defaultOutput, renderMedia(link, ruleOptions as RenderMediaOptions, linkIndexes)].join('');
+	};
+}
+
+export default { plugin };