simulacrumparty
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markarth
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2 Commits
99cf025910 ... 76a0674429

Author SHA1 Message Date
  Dylan Baker 76a0674429 0.3.0 3 years ago
  Dylan Baker 432ef2d77e Add highlighting to code blocks 3 years ago
4 changed files with 38 additions and 12 deletions
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  1. 6
    1
      package-lock.json
  2. 2
    1
      package.json
  3. 15
    3
      src/index.ts
  4. 15
    7
      src/template.ts

+ 6
- 1
package-lock.json View File 

@@ -1,6 +1,6 @@
1 1 
 {
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   "name": "markarth",
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-  "version": "0.2.0",
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+  "version": "0.3.0",
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   "lockfileVersion": 1,
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   "requires": true,
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   "dependencies": {
 
@@ -332,6 +332,11 @@
332 332 
         "is-glob": "^4.0.1"
333 333 
       }
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     },
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+    "highlight.js": {
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+      "version": "10.5.0",
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+      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-10.5.0.tgz",
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+      "integrity": "sha512-xTmvd9HiIHR6L53TMC7TKolEj65zG1XU+Onr8oi86mYa+nLcIbxTTWkpW7CsEwv/vK7u1zb8alZIMLDqqN6KTw=="
339 
+    },
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     "http-errors": {
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       "version": "1.7.2",
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       "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-1.7.2.tgz",

+ 2
- 1
package.json View File 

@@ -1,6 +1,6 @@
1 1 
 {
2 2 
   "name": "markarth",
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-  "version": "0.2.0",
3 
+  "version": "0.3.0",
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   "description": "Live preview local Markdown files in the browser",
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   "main": "dist/index.js",
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   "repository": {
 
@@ -22,6 +22,7 @@
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     "argparse": "^2.0.1",
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     "chokidar": "^3.5.1",
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     "express": "^4.17.1",
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+    "highlight.js": "^10.5.0",
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     "marked": "^1.2.8",
26 27 
     "ws": "^7.4.2"
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   },

+ 15
- 3
src/index.ts View File 

@@ -5,6 +5,7 @@ import chokidar from 'chokidar';
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 import express, { Request, Response } from 'express';
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 import marked from 'marked';
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 import WebSocket from 'ws';
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+import hljs from 'highlight.js';
8 9
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 import * as fs from 'fs';
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 import * as path from 'path';
 
@@ -22,13 +23,24 @@ parser.add_argument('-p', '--port', {
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   help: 'The port to run on',
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   type: 'int',
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 });
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+parser.add_argument('-t', '--theme', {
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+  default: 'zenburn',
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+  help:
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+    'The theme to use for highlighted code blocks. A full list of available themes can be found at https://highlightjs.org/static/demo.',
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+  type: 'str',
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+});
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-const { file, port } = parser.parse_args();
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+const { file, port, theme } = parser.parse_args();
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 const filepath = path.resolve(file);
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 const getRenderedHTML = () => {
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   const fileContents = fs.readFileSync(filepath, 'utf-8');
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-  return marked(fileContents);
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+  return marked(fileContents, {
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+    highlight: (code, language) => {
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+      const validLanguage = hljs.getLanguage(language) ? language : 'plaintext';
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+      return hljs.highlight(validLanguage, code).value;
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+    },
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+  });
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 };
33 45
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 const wss = new WebSocket.Server({
 
@@ -46,7 +58,7 @@ wss.on('connection', (ws) => {
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 const app = express();
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 app.get('/', (_req: Request, res: Response) => {
49 
-  res.send(template(path.basename(file), getRenderedHTML()));
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+  res.send(template(path.basename(file), getRenderedHTML(), theme));
50 62 
 });
51 63
52 64 
 app.listen(port, () => {

+ 15
- 7
src/template.ts View File 

@@ -3,6 +3,7 @@ import sun from './assets/sun';
3 3
4 4 
 const defaultStylesheet = `
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   * {
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+    box-sizing: border-box;
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     margin-top: 0;
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   }
8 9 
 
@@ -37,17 +38,12 @@ const defaultStylesheet = `
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   }
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   pre, code {
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-    background: #dddddd;
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     border-radius: 4px;
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     font-family: Source Code Pro;
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     font-size: 16px;
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     overflow-x: scroll;
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   }
46 46
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-  pre {
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-    padding: 5px;
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-  }
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-
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   p code  {
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     white-space: nowrap;
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   }
 
@@ -102,12 +98,18 @@ const defaultStylesheet = `
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   }
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 `;
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-export default (title: string, content: string, stylesheet: string = defaultStylesheet) => `
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+export default (
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+  title: string,
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+  content: string,
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+  theme: string,
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+  stylesheet: string = defaultStylesheet,
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+) => `
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   <html>
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     <head>
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       <title>Markarth - ${title}</title>
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       <meta name="viewport" content="width=device-width">
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       <link href="https://fonts.googleapis.com/css?family=Source+Code+Pro:500" rel="stylesheet" type="text/css">
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+      <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/10.5.0/styles/${theme}.min.css">
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       <style>
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         ${stylesheet}
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       </style>
 
@@ -122,19 +124,25 @@ export default (title: string, content: string, stylesheet: string = defaultStyl
122 124 
       <script>
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         window.onload = () => {
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           const ws = new WebSocket('ws://localhost:40510');
127 
+
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           ws.onmessage = ({ data }) => {
126 129 
             console.log('Changes detected, reloading');
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             document.querySelector('#container').innerHTML = data;
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           }
132 
+
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           document.querySelector('#sun').addEventListener('click', (e) => {
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             document.body.classList.toggle('dark');
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           });
136 
+
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           document.querySelector('#letter').addEventListener('click', (e) => {
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             document.body.classList.toggle('serif');
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           });
140 
+
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+          document.querySelectorAll('pre code').forEach(codeBlock => {
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+            codeBlock.classList.add('hljs');
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+          });
135 144 
         }
136 145 
       </script>
137 146 
     </body>
138 147 
   </html>
139 148 
 `;
140 
-

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