Text selection and syntax highlighting to markdown previews

https://feedback.yaak.app/p/enable-text-selection-in-the-info-section
2026-01-11 22:40:26 +01:00 · 2025-07-27 08:33:44 -07:00
parent 93c6f6d611
commit 835a2e93e9
5 changed files with 352 additions and 3 deletions
--- a/package-lock.json
+++ b/package-lock.json
@@ -3619,6 +3619,16 @@
        "@types/react": "^19.0.0"
      }
    },
+    "node_modules/@types/react-syntax-highlighter": {
+      "version": "15.5.13",
+      "resolved": "https://registry.npmjs.org/@types/react-syntax-highlighter/-/react-syntax-highlighter-15.5.13.tgz",
+      "integrity": "sha512-uLGJ87j6Sz8UaBAooU0T6lWJ0dBmjZgN1PZTrj05TNql2/XpC6+4HhMT5syIdFUUt+FASfCeLLv4kBygNU+8qA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@types/react": "*"
+      }
+    },
    "node_modules/@types/shell-quote": {
      "version": "1.7.5",
      "resolved": "https://registry.npmjs.org/@types/shell-quote/-/shell-quote-1.7.5.tgz",
@@ -9018,6 +9028,16 @@
        "node": ">= 0.4"
      }
    },
+    "node_modules/hast-util-parse-selector": {
+      "version": "2.2.5",
+      "resolved": "https://registry.npmjs.org/hast-util-parse-selector/-/hast-util-parse-selector-2.2.5.tgz",
+      "integrity": "sha512-7j6mrk/qqkSehsM92wQjdIgWM2/BW61u/53G6xmC8i1OmEdKLHbk419QKQUjz6LglWsfqoiHmyMRkP1BGjecNQ==",
+      "license": "MIT",
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
    "node_modules/hast-util-to-html": {
      "version": "9.0.5",
      "resolved": "https://registry.npmjs.org/hast-util-to-html/-/hast-util-to-html-9.0.5.tgz",
@@ -9081,6 +9101,71 @@
        "url": "https://opencollective.com/unified"
      }
    },
+    "node_modules/hastscript": {
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/hastscript/-/hastscript-6.0.0.tgz",
+      "integrity": "sha512-nDM6bvd7lIqDUiYEiu5Sl/+6ReP0BMk/2f4U/Rooccxkj0P5nm+acM5PrGJ/t5I8qPGiqZSE6hVAwZEdZIvP4w==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/hast": "^2.0.0",
+        "comma-separated-tokens": "^1.0.0",
+        "hast-util-parse-selector": "^2.0.0",
+        "property-information": "^5.0.0",
+        "space-separated-tokens": "^1.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
+    "node_modules/hastscript/node_modules/@types/hast": {
+      "version": "2.3.10",
+      "resolved": "https://registry.npmjs.org/@types/hast/-/hast-2.3.10.tgz",
+      "integrity": "sha512-McWspRw8xx8J9HurkVBfYj0xKoE25tOFlHGdx4MJ5xORQrMGZNqJhVQWaIbm6Oyla5kYOXtDiopzKRJzEOkwJw==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/unist": "^2"
+      }
+    },
+    "node_modules/hastscript/node_modules/@types/unist": {
+      "version": "2.0.11",
+      "resolved": "https://registry.npmjs.org/@types/unist/-/unist-2.0.11.tgz",
+      "integrity": "sha512-CmBKiL6NNo/OqgmMn95Fk9Whlp2mtvIv+KNpQKN2F4SjvrEesubTRWGYSg+BnWZOnlCaSTU1sMpsBOzgbYhnsA==",
+      "license": "MIT"
+    },
+    "node_modules/hastscript/node_modules/comma-separated-tokens": {
+      "version": "1.0.8",
+      "resolved": "https://registry.npmjs.org/comma-separated-tokens/-/comma-separated-tokens-1.0.8.tgz",
+      "integrity": "sha512-GHuDRO12Sypu2cV70d1dkA2EUmXHgntrzbpvOB+Qy+49ypNfGgFQIC2fhhXbnyrJRynDCAARsT7Ou0M6hirpfw==",
+      "license": "MIT",
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
+    "node_modules/hastscript/node_modules/property-information": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/property-information/-/property-information-5.6.0.tgz",
+      "integrity": "sha512-YUHSPk+A30YPv+0Qf8i9Mbfe/C0hdPXk1s1jPVToV8pk8BQtpw10ct89Eo7OWkutrwqvT0eicAxlOg3dOAu8JA==",
+      "license": "MIT",
+      "dependencies": {
+        "xtend": "^4.0.0"
+      },
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
+    "node_modules/hastscript/node_modules/space-separated-tokens": {
+      "version": "1.1.5",
+      "resolved": "https://registry.npmjs.org/space-separated-tokens/-/space-separated-tokens-1.1.5.tgz",
+      "integrity": "sha512-q/JSVd1Lptzhf5bkYm4ob4iWPjx0KiRe3sRFBNrVqbJkFaBm5vbbowy1mymoPNLRa52+oadOhJ+K49wsSeSjTA==",
+      "license": "MIT",
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
    "node_modules/hexy": {
      "version": "0.3.5",
      "resolved": "https://registry.npmjs.org/hexy/-/hexy-0.3.5.tgz",
@@ -9093,6 +9178,21 @@
        "node": ">=10.4"
      }
    },
+    "node_modules/highlight.js": {
+      "version": "10.7.3",
+      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-10.7.3.tgz",
+      "integrity": "sha512-tzcUFauisWKNHaRkN4Wjl/ZA07gENAjFl3J/c480dprkGTg5EQstgaNFqBfUqCq54kZRIEcreTsAgF/m2quD7A==",
+      "license": "BSD-3-Clause",
+      "engines": {
+        "node": "*"
+      }
+    },
+    "node_modules/highlightjs-vue": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/highlightjs-vue/-/highlightjs-vue-1.0.0.tgz",
+      "integrity": "sha512-PDEfEF102G23vHmPhLyPboFCD+BkMGu+GuJe2d9/eH4FsCwvgBpnc9n0pGE+ffKdph38s6foEZiEjdgHdzp+IA==",
+      "license": "CC0-1.0"
+    },
    "node_modules/history": {
      "version": "5.3.0",
      "resolved": "https://registry.npmjs.org/history/-/history-5.3.0.tgz",
@@ -10782,6 +10882,33 @@
        "tslib": "^2.0.3"
      }
    },
+    "node_modules/lowlight": {
+      "version": "1.20.0",
+      "resolved": "https://registry.npmjs.org/lowlight/-/lowlight-1.20.0.tgz",
+      "integrity": "sha512-8Ktj+prEb1RoCPkEOrPMYUN/nCggB7qAWe3a7OpMjWQkh3l2RD5wKRQ+o8Q8YuI9RG/xs95waaI/E6ym/7NsTw==",
+      "license": "MIT",
+      "dependencies": {
+        "fault": "^1.0.0",
+        "highlight.js": "~10.7.0"
+      },
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
+    "node_modules/lowlight/node_modules/fault": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/fault/-/fault-1.0.4.tgz",
+      "integrity": "sha512-CJ0HCB5tL5fYTEA7ToAq5+kTwd++Borf1/bifxd9iT70QcXr4MRrO3Llf8Ifs70q+SJcGHFtnIE/Nw6giCtECA==",
+      "license": "MIT",
+      "dependencies": {
+        "format": "^0.2.0"
+      },
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
    "node_modules/lru-cache": {
      "version": "5.1.1",
      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-5.1.1.tgz",
@@ -14103,6 +14230,15 @@
        "url": "https://github.com/prettier/prettier?sponsor=1"
      }
    },
+    "node_modules/prismjs": {
+      "version": "1.30.0",
+      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.30.0.tgz",
+      "integrity": "sha512-DEvV2ZF2r2/63V+tK8hQvrR2ZGn10srHbXviTlcv7Kpzw8jWiNTqbVgjO3IY8RxrrOUF8VPMQQFysYYYv0YZxw==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=6"
+      }
+    },
    "node_modules/process-nextick-args": {
      "version": "2.0.1",
      "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.1.tgz",
@@ -14339,6 +14475,23 @@
        "node": ">=0.10.0"
      }
    },
+    "node_modules/react-syntax-highlighter": {
+      "version": "15.6.1",
+      "resolved": "https://registry.npmjs.org/react-syntax-highlighter/-/react-syntax-highlighter-15.6.1.tgz",
+      "integrity": "sha512-OqJ2/vL7lEeV5zTJyG7kmARppUjiB9h9udl4qHQjjgEos66z00Ia0OckwYfRxCSFrW8RJIBnsBwQsHZbVPspqg==",
+      "license": "MIT",
+      "dependencies": {
+        "@babel/runtime": "^7.3.1",
+        "highlight.js": "^10.4.1",
+        "highlightjs-vue": "^1.0.0",
+        "lowlight": "^1.17.0",
+        "prismjs": "^1.27.0",
+        "refractor": "^3.6.0"
+      },
+      "peerDependencies": {
+        "react": ">= 0.14.0"
+      }
+    },
    "node_modules/react-universal-interface": {
      "version": "0.6.2",
      "resolved": "https://registry.npmjs.org/react-universal-interface/-/react-universal-interface-0.6.2.tgz",
@@ -14654,6 +14807,122 @@
        "url": "https://github.com/sponsors/ljharb"
      }
    },
+    "node_modules/refractor": {
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/refractor/-/refractor-3.6.0.tgz",
+      "integrity": "sha512-MY9W41IOWxxk31o+YvFCNyNzdkc9M20NoZK5vq6jkv4I/uh2zkWcfudj0Q1fovjUQJrNewS9NMzeTtqPf+n5EA==",
+      "license": "MIT",
+      "dependencies": {
+        "hastscript": "^6.0.0",
+        "parse-entities": "^2.0.0",
+        "prismjs": "~1.27.0"
+      },
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
+    "node_modules/refractor/node_modules/character-entities": {
+      "version": "1.2.4",
+      "resolved": "https://registry.npmjs.org/character-entities/-/character-entities-1.2.4.tgz",
+      "integrity": "sha512-iBMyeEHxfVnIakwOuDXpVkc54HijNgCyQB2w0VfGQThle6NXn50zU6V/u+LDhxHcDUPojn6Kpga3PTAD8W1bQw==",
+      "license": "MIT",
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
+    "node_modules/refractor/node_modules/character-entities-legacy": {
+      "version": "1.1.4",
+      "resolved": "https://registry.npmjs.org/character-entities-legacy/-/character-entities-legacy-1.1.4.tgz",
+      "integrity": "sha512-3Xnr+7ZFS1uxeiUDvV02wQ+QDbc55o97tIV5zHScSPJpcLm/r0DFPcoY3tYRp+VZukxuMeKgXYmsXQHO05zQeA==",
+      "license": "MIT",
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
+    "node_modules/refractor/node_modules/character-reference-invalid": {
+      "version": "1.1.4",
+      "resolved": "https://registry.npmjs.org/character-reference-invalid/-/character-reference-invalid-1.1.4.tgz",
+      "integrity": "sha512-mKKUkUbhPpQlCOfIuZkvSEgktjPFIsZKRRbC6KWVEMvlzblj3i3asQv5ODsrwt0N3pHAEvjP8KTQPHkp0+6jOg==",
+      "license": "MIT",
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
+    "node_modules/refractor/node_modules/is-alphabetical": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/is-alphabetical/-/is-alphabetical-1.0.4.tgz",
+      "integrity": "sha512-DwzsA04LQ10FHTZuL0/grVDk4rFoVH1pjAToYwBrHSxcrBIGQuXrQMtD5U1b0U2XVgKZCTLLP8u2Qxqhy3l2Vg==",
+      "license": "MIT",
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
+    "node_modules/refractor/node_modules/is-alphanumerical": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/is-alphanumerical/-/is-alphanumerical-1.0.4.tgz",
+      "integrity": "sha512-UzoZUr+XfVz3t3v4KyGEniVL9BDRoQtY7tOyrRybkVNjDFWyo1yhXNGrrBTQxp3ib9BLAWs7k2YKBQsFRkZG9A==",
+      "license": "MIT",
+      "dependencies": {
+        "is-alphabetical": "^1.0.0",
+        "is-decimal": "^1.0.0"
+      },
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
+    "node_modules/refractor/node_modules/is-decimal": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/is-decimal/-/is-decimal-1.0.4.tgz",
+      "integrity": "sha512-RGdriMmQQvZ2aqaQq3awNA6dCGtKpiDFcOzrTWrDAT2MiWrKQVPmxLGHl7Y2nNu6led0kEyoX0enY0qXYsv9zw==",
+      "license": "MIT",
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
+    "node_modules/refractor/node_modules/is-hexadecimal": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/is-hexadecimal/-/is-hexadecimal-1.0.4.tgz",
+      "integrity": "sha512-gyPJuv83bHMpocVYoqof5VDiZveEoGoFL8m3BXNb2VW8Xs+rz9kqO8LOQ5DH6EsuvilT1ApazU0pyl+ytbPtlw==",
+      "license": "MIT",
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
+    "node_modules/refractor/node_modules/parse-entities": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/parse-entities/-/parse-entities-2.0.0.tgz",
+      "integrity": "sha512-kkywGpCcRYhqQIchaWqZ875wzpS/bMKhz5HnN3p7wveJTkTtyAB/AlnS0f8DFSqYW1T82t6yEAkEcB+A1I3MbQ==",
+      "license": "MIT",
+      "dependencies": {
+        "character-entities": "^1.0.0",
+        "character-entities-legacy": "^1.0.0",
+        "character-reference-invalid": "^1.0.0",
+        "is-alphanumerical": "^1.0.0",
+        "is-decimal": "^1.0.0",
+        "is-hexadecimal": "^1.0.0"
+      },
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
+    "node_modules/refractor/node_modules/prismjs": {
+      "version": "1.27.0",
+      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.27.0.tgz",
+      "integrity": "sha512-t13BGPUlFDR7wRB5kQDG4jjl7XeuH6jbJGt11JHPL96qwsEHNX2+68tFXqc1/k+/jALsbSWJKUOT/hcYAZ5LkA==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=6"
+      }
+    },
    "node_modules/reftools": {
      "version": "1.1.9",
      "resolved": "https://registry.npmjs.org/reftools/-/reftools-1.1.9.tgz",
@@ -18263,7 +18532,6 @@
      "version": "4.0.2",
      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
      "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==",
-      "dev": true,
      "license": "MIT",
      "engines": {
        "node": ">=0.4"
@@ -18784,6 +19052,7 @@
        "react-dom": "^19.1.0",
        "react-markdown": "^10.1.0",
        "react-pdf": "^10.0.1",
+        "react-syntax-highlighter": "^15.6.1",
        "react-use": "^17.6.0",
        "rehype-stringify": "^10.0.1",
        "remark-frontmatter": "^5.0.0",
@@ -18803,6 +19072,7 @@
        "@types/parse-color": "^1.0.3",
        "@types/react": "^19.1.8",
        "@types/react-dom": "^19.1.6",
+        "@types/react-syntax-highlighter": "^15.5.13",
        "@types/uuid": "^10.0.0",
        "@types/whatwg-mimetype": "^3.0.2",
        "@vitejs/plugin-react": "^4.6.0",
--- a/src-web/components/Markdown.tsx
+++ b/src-web/components/Markdown.tsx
@@ -1,4 +1,6 @@
+import type { CSSProperties } from 'react';
 import ReactMarkdown, { type Components } from 'react-markdown';
+import { PrismLight as SyntaxHighlighter } from 'react-syntax-highlighter';
 import remarkGfm from 'remark-gfm';
 import { ErrorBoundary } from './ErrorBoundary';
 import { Prose } from './Prose';
@@ -22,6 +24,57 @@ export function Markdown({ children, className }: Props) {
  );
 }

+const prismTheme = {
+  'pre[class*="language-"]': {
+    // Needs to be here, so the lib doesn't add its own
+  },
+
+  // Syntax tokens
+  comment: { color: 'var(--textSubtle)' },
+  prolog: { color: 'var(--textSubtle)' },
+  doctype: { color: 'var(--textSubtle)' },
+  cdata: { color: 'var(--textSubtle)' },
+
+  punctuation: { color: 'var(--textSubtle)' },
+
+  property: { color: 'var(--primary)' },
+  'attr-name': { color: 'var(--primary)' },
+
+  string: { color: 'var(--notice)' },
+  char: { color: 'var(--notice)' },
+
+  number: { color: 'var(--info)' },
+  constant: { color: 'var(--info)' },
+  symbol: { color: 'var(--info)' },
+
+  boolean: { color: 'var(--warning)' },
+  'attr-value': { color: 'var(--warning)' },
+
+  variable: { color: 'var(--success)' },
+
+  tag: { color: 'var(--info)' },
+  operator: { color: 'var(--danger)' },
+  keyword: { color: 'var(--danger)' },
+  function: { color: 'var(--success)' },
+  'class-name': { color: 'var(--primary)' },
+  builtin: { color: 'var(--danger)' },
+  selector: { color: 'var(--danger)' },
+  inserted: { color: 'var(--success)' },
+  deleted: { color: 'var(--danger)' },
+  regex: { color: 'var(--warning)' },
+
+  important: { color: 'var(--danger)', fontWeight: 'bold' },
+  italic: { fontStyle: 'italic' },
+  bold: { fontWeight: 'bold' },
+  entity: { cursor: 'help' },
+};
+
+const lineStyle: CSSProperties = {
+  paddingRight: '1.5em',
+  paddingLeft: '0',
+  opacity: 0.5,
+};
+
 const markdownComponents: Partial<Components> = {
  // Ensure links open in external browser by adding target="_blank"
  a: ({ href, children, ...rest }) => {
@@ -34,4 +87,27 @@ const markdownComponents: Partial<Components> = {
      </a>
    );
  },
+  code(props) {
+    const { children, className, ref, ...extraProps } = props;
+    delete extraProps.node;
+
+    const match = /language-(\w+)/.exec(className || '');
+    return match ? (
+      <SyntaxHighlighter
+        {...extraProps}
+        CodeTag="code"
+        showLineNumbers
+        PreTag="div"
+        lineNumberStyle={lineStyle}
+        language={match[1]}
+        style={prismTheme}
+      >
+        {String(children).replace(/\n$/, '')}
+      </SyntaxHighlighter>
+    ) : (
+      <code {...extraProps} ref={ref} className={className}>
+        {children}
+      </code>
+    );
+  },
 };
--- a/src-web/components/MarkdownEditor.tsx
+++ b/src-web/components/MarkdownEditor.tsx
@@ -47,7 +47,7 @@ export function MarkdownEditor({
      <p className="text-text-subtlest">No description</p>
    ) : (
      <div className="overflow-y-auto max-h-full [&_*]:cursor-auto [&_*]:select-auto">
-        <Markdown className="max-w-lg">{defaultValue}</Markdown>
+        <Markdown className="max-w-lg select-auto cursor-auto">{defaultValue}</Markdown>
      </div>
    );

--- a/src-web/components/Prose.css
+++ b/src-web/components/Prose.css
@@ -118,9 +118,10 @@
    @apply bg-surface-highlight text-text !important;
    @apply px-4 py-3 rounded-md;
    @apply overflow-auto whitespace-pre;
+    @apply text-editor font-mono;

    code {
-      @apply text-xs font-normal;
+      @apply font-normal;
    }
  }

--- a/src-web/package.json
+++ b/src-web/package.json
@@ -60,6 +60,7 @@
    "react-dom": "^19.1.0",
    "react-markdown": "^10.1.0",
    "react-pdf": "^10.0.1",
+    "react-syntax-highlighter": "^15.6.1",
    "react-use": "^17.6.0",
    "rehype-stringify": "^10.0.1",
    "remark-frontmatter": "^5.0.0",
@@ -75,6 +76,7 @@
    "@tailwindcss/nesting": "^0.0.0-insiders.565cd3e",
    "@tanstack/router-plugin": "^1.127.5",
    "@types/node": "^24.0.13",
+    "@types/react-syntax-highlighter": "^15.5.13",
    "@types/papaparse": "^5.3.16",
    "@types/parse-color": "^1.0.3",
    "@types/react": "^19.1.8",