feat: keep the dom elements in code snippet

2024-11-16 07:47:48 +01:00 · 2024-09-12 18:48:08 +08:00 · 2024-09-12 18:48:08 +08:00 · e7515880e4
commit e7515880e4
parent ceb19c82e8
3 changed files with 368 additions and 4 deletions
--- a/gatsby/lib/codesplit.mjs
+++ b/gatsby/lib/codesplit.mjs
@ -1,6 +1,7 @@
 import { h } from 'hastscript';
 import { visit } from 'unist-util-visit';
-import { toString } from 'hast-util-to-string';
+import { toHtml } from 'hast-util-to-html';
+import { fromHtml } from 'hast-util-from-html';

 /**
 * Modifed from https://github.com/magicbookproject/magicbook-codesplit/blob/master/src/codesplit.js
@ -21,7 +22,7 @@ export const rehypeCodesplit = () => (tree) => {
      node.properties.className &&
      node.properties.className.includes('codesplit')
    ) {
-      const lines = toString(node).split('\n');
+      const lines = toHtml(node.children).split('\n');
      const lang = node.properties.dataCodeLanguage;

      // if the first line was a linebreak, let's get rid of it.
@ -101,7 +102,7 @@ export const rehypeCodesplit = () => (tree) => {
      pairs.push(pair);

      const children = pairs.map((pair) => {
-        const code = pair.code.join('\n') + '\n';
+        const code = fromHtml(pair.code.join('\n') + '\n', { fragment: true });
        const comments = pair.comment
          .map((str) => str.replace('//', '').trim())
          .filter((str) => !!str);
@ -113,7 +114,7 @@ export const rehypeCodesplit = () => (tree) => {

        return h('div', { className }, [
          h('pre', [h('code', { class: ['code', `language-${lang}`] }, code)]),
-          h('div', { class: ['comment'] }, h('p', comments.join('\n'))),
+          h('div', { class: ['comment'] }, h('p', fromHtml(comments.join('\n'), { fragment: true }))),
        ]);
      });

--- a/package-lock.json
+++ b/package-lock.json
@ -30,6 +30,7 @@
        "gatsby-transformer-json": "^4.19.0",
        "gatsby-transformer-sharp": "^4.19.0",
        "glob": "^10.3.9",
+        "hast-util-to-html": "^9.0.2",
        "jest": "^29.7.0",
        "katex": "^0.16.9",
        "lodash-es": "^4.17.21",
@ -5284,6 +5285,15 @@
      "resolved": "https://registry.npmjs.org/@types/lodash/-/lodash-4.14.195.tgz",
      "integrity": "sha512-Hwx9EUgdwf2GLarOjQp5ZH8ZmblzcbTBC2wtQWNKARBSxM9ezRIAUpeDTgoQRAFB0+8CNWXVA9+MaSOzOF3nPg=="
    },
+    "node_modules/@types/mdast": {
+      "version": "4.0.4",
+      "resolved": "https://registry.npmjs.org/@types/mdast/-/mdast-4.0.4.tgz",
+      "integrity": "sha512-kGaNbPh1k7AFzgpud/gMdvIm5xuECykRR+JnWKQno9TAXVa6WIVCGTPvYGekIDL4uwCZQSYbUxNBSb1aUo79oA==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/unist": "*"
+      }
+    },
    "node_modules/@types/minimatch": {
      "version": "5.1.2",
      "resolved": "https://registry.npmjs.org/@types/minimatch/-/minimatch-5.1.2.tgz",
@ -8000,6 +8010,16 @@
      "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.12.0.tgz",
      "integrity": "sha512-4tYFyifaFfGacoiObjJegolkwSU4xQNGbVgUiNYVUxbQ2x2lUsFvY4hVgVzGiIe6WLOPqycWXA40l+PWsxthUw=="
    },
+    "node_modules/ccount": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/ccount/-/ccount-2.0.1.tgz",
+      "integrity": "sha512-eyrF0jiFpY+3drT6383f1qhkbGsLSifNAjA61IUjZjmLCWjItY6LB9ft9YhoDgwfmclB2zhu51Lc7+95b8NRAg==",
+      "license": "MIT",
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
    "node_modules/chalk": {
      "version": "2.4.2",
      "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.4.2.tgz",
@ -8057,6 +8077,26 @@
        "node": ">=10"
      }
    },
+    "node_modules/character-entities-html4": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/character-entities-html4/-/character-entities-html4-2.1.0.tgz",
+      "integrity": "sha512-1v7fgQRj6hnSwFpq1Eu0ynr/CDEw0rXo2B61qXrLNdHZmPKgb7fqS1a2JwF0rISo9q77jDI8VMEHoApn8qDoZA==",
+      "license": "MIT",
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
+    "node_modules/character-entities-legacy": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/character-entities-legacy/-/character-entities-legacy-3.0.0.tgz",
+      "integrity": "sha512-RpPp0asT/6ufRm//AJVwpViZbGM/MkjQFxJccQRHmISF/22NBtsHqAWmL+/pmkPWoIUJdWyeVleTl1wydHATVQ==",
+      "license": "MIT",
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
    "node_modules/chardet": {
      "version": "0.7.0",
      "resolved": "https://registry.npmjs.org/chardet/-/chardet-0.7.0.tgz",
@ -14729,6 +14769,57 @@
        "url": "https://opencollective.com/unified"
      }
    },
+    "node_modules/hast-util-to-html": {
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+      "resolved": "https://registry.npmjs.org/hast-util-to-html/-/hast-util-to-html-9.0.2.tgz",
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+        "@types/unist": "^3.0.0",
+        "ccount": "^2.0.0",
+        "comma-separated-tokens": "^2.0.0",
+        "hast-util-whitespace": "^3.0.0",
+        "html-void-elements": "^3.0.0",
+        "mdast-util-to-hast": "^13.0.0",
+        "property-information": "^6.0.0",
+        "space-separated-tokens": "^2.0.0",
+        "stringify-entities": "^4.0.0",
+        "zwitch": "^2.0.4"
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+        "url": "https://opencollective.com/unified"
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+      "license": "MIT",
+      "dependencies": {
+        "@types/unist": "*"
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+    "node_modules/hast-util-to-html/node_modules/@types/unist": {
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+      "license": "MIT"
+    },
+    "node_modules/hast-util-to-html/node_modules/hast-util-whitespace": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/hast-util-whitespace/-/hast-util-whitespace-3.0.0.tgz",
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    "node_modules/hast-util-to-string": {
      "version": "2.0.0",
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@ -14861,6 +14952,16 @@
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    },
+    "node_modules/html-void-elements": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/html-void-elements/-/html-void-elements-3.0.0.tgz",
+      "integrity": "sha512-bEqo66MRXsUGxWHV5IP0PUiAWwoEjba4VCzg0LjFJBpchPaTfyfCKTG6bc5F8ucKec3q5y6qOdGyYTSBEvhCrg==",
+      "license": "MIT",
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
    "node_modules/htmlescape": {
      "version": "1.1.1",
      "resolved": "https://registry.npmjs.org/htmlescape/-/htmlescape-1.1.1.tgz",
@ -18705,6 +18806,125 @@
        "safe-buffer": "^5.1.2"
      }
    },
+    "node_modules/mdast-util-to-hast": {
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+        "devlop": "^1.0.0",
+        "micromark-util-sanitize-uri": "^2.0.0",
+        "trim-lines": "^3.0.0",
+        "unist-util-position": "^5.0.0",
+        "unist-util-visit": "^5.0.0",
+        "vfile": "^6.0.0"
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+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
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@ -18803,6 +19023,95 @@
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+          "url": "https://opencollective.com/unified"
+        }
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+      "license": "MIT",
+      "dependencies": {
+        "micromark-util-symbol": "^2.0.0",
+        "micromark-util-types": "^2.0.0"
+      }
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+          "url": "https://opencollective.com/unified"
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+          "url": "https://github.com/sponsors/unifiedjs"
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+          "url": "https://opencollective.com/unified"
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+          "url": "https://github.com/sponsors/unifiedjs"
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+          "url": "https://opencollective.com/unified"
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@ -24120,6 +24429,20 @@
        "url": "https://github.com/sponsors/ljharb"
      }
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+    "node_modules/stringify-entities": {
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+      "license": "MIT",
+      "dependencies": {
+        "character-entities-html4": "^2.0.0",
+        "character-entities-legacy": "^3.0.0"
+      },
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
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+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/trim-lines/-/trim-lines-3.0.1.tgz",
+      "integrity": "sha512-kRj8B+YHZCc9kQYdWfJB2/oUl9rA99qbowYYBtr4ui4mZyAQ2JpvVBd/6U2YloATfqBhBTSMhTpgBHtU0Mf3Rg==",
+      "license": "MIT",
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
    "node_modules/trim-repeated": {
      "version": "1.0.0",
      "resolved": "https://registry.npmjs.org/trim-repeated/-/trim-repeated-1.0.0.tgz",
@ -25465,6 +25798,25 @@
        "url": "https://opencollective.com/unified"
      }
    },
+    "node_modules/unist-util-position": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/unist-util-position/-/unist-util-position-5.0.0.tgz",
+      "integrity": "sha512-fucsC7HjXvkB5R3kTCO7kUjRdrS0BJt3M/FPxmHMBOm8JQi2BsHAHFsy27E0EolP8rp0NzXsJ+jNPyDWvOJZPA==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/unist": "^3.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
+    "node_modules/unist-util-position/node_modules/@types/unist": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/@types/unist/-/unist-3.0.3.tgz",
+      "integrity": "sha512-ko/gIFJRv177XgZsZcBwnqJN5x/Gien8qNOn0D5bQU/zAzVf9Zt3BlcUiLqhV9y4ARk0GbT3tnUiPNgnTXzc/Q==",
+      "license": "MIT"
+    },
    "node_modules/unist-util-remove": {
      "version": "3.1.1",
      "resolved": "https://registry.npmjs.org/unist-util-remove/-/unist-util-remove-3.1.1.tgz",
@ -26721,6 +27073,16 @@
      "engines": {
        "node": ">=6"
      }
+    },
+    "node_modules/zwitch": {
+      "version": "2.0.4",
+      "resolved": "https://registry.npmjs.org/zwitch/-/zwitch-2.0.4.tgz",
+      "integrity": "sha512-bXE4cR/kVZhKZX/RjPEflHaKVhUVl85noU3v6b8apfQEc1x4A+zBxjZ4lN8LqGd6WZ3dl98pY4o717VFmoPp+A==",
+      "license": "MIT",
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
    }
  }
 }
--- a/package.json
+++ b/package.json
@ -46,6 +46,7 @@
    "gatsby-transformer-json": "^4.19.0",
    "gatsby-transformer-sharp": "^4.19.0",
    "glob": "^10.3.9",
+    "hast-util-to-html": "^9.0.2",
    "jest": "^29.7.0",
    "katex": "^0.16.9",
    "lodash-es": "^4.17.21",