meblog/lib/core/markdown/MarkdownItRenderer.js

A simple blog engine for personal blogging

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const tslib_1 = require("tslib");
const Renderer_1 = tslib_1.__importDefault(require("./Renderer"));
const markdown_it_1 = tslib_1.__importDefault(require("markdown-it"));
const markdown_it_emoji_1 = tslib_1.__importDefault(require("markdown-it-emoji"));
const markdown_it_sub_1 = tslib_1.__importDefault(require("markdown-it-sub"));
const markdown_it_sup_1 = tslib_1.__importDefault(require("markdown-it-sup"));
const markdown_it_footnote_1 = tslib_1.__importDefault(require("markdown-it-footnote"));
const markdown_it_abbr_1 = tslib_1.__importDefault(require("markdown-it-abbr"));
const twemoji_1 = tslib_1.__importDefault(require("twemoji"));
const highlight_js_1 = tslib_1.__importDefault(require("highlight.js"));
class MarkdownItRenderer extends Renderer_1.default {
    md;
    highlight(code, lang) {
        const language = highlight_js_1.default.getLanguage(lang) ? lang : 'plaintext';
        return highlight_js_1.default.highlight(code, { language }).value;
    }
    twemoji(token, idx) {
        return twemoji_1.default.parse(token[idx].content);
    }
    initRenderer() {
        if (this.md) {
            return;
        }
        this.md = new markdown_it_1.default('default', {
            html: true,
            typographer: true,
            highlight: this.highlight.bind(this),
        });
        this.md.use(markdown_it_emoji_1.default).use(markdown_it_footnote_1.default).use(markdown_it_abbr_1.default).use(markdown_it_sup_1.default).use(markdown_it_sub_1.default);
        this.md.renderer.rules.emoji = this.twemoji.bind(this);
    }
    render(markdown) {
        this.initRenderer();
        return this.md.render(markdown);
    }
}
exports.default = MarkdownItRenderer;