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-rw-r--r--src/compiler/transform/prism.ts89
1 files changed, 0 insertions, 89 deletions
diff --git a/src/compiler/transform/prism.ts b/src/compiler/transform/prism.ts
deleted file mode 100644
index 1bb024a84..000000000
--- a/src/compiler/transform/prism.ts
+++ /dev/null
@@ -1,89 +0,0 @@
-import type { Transformer } from '../../@types/transformer';
-import type { Script } from '../../parser/interfaces';
-import { getAttrValue } from '../../ast.js';
-
-const PRISM_IMPORT = `import Prism from 'astro/components/Prism.astro';\n`;
-const prismImportExp = /import Prism from ['"]astro\/components\/Prism.astro['"]/;
-/** escaping code samples that contain template string replacement parts, ${foo} or example. */
-function escape(code: string) {
- return code.replace(/[`$]/g, (match) => {
- return '\\' + match;
- });
-}
-/** default export - Transform prism */
-export default function (module: Script): Transformer {
- let usesPrism = false;
-
- return {
- visitors: {
- html: {
- Element: {
- enter(node) {
- if (node.name !== 'code') return;
- const className = getAttrValue(node.attributes, 'class') || '';
- const classes = className.split(' ');
-
- let lang;
- for (let cn of classes) {
- const matches = /language-(.+)/.exec(cn);
- if (matches) {
- lang = matches[1];
- }
- }
-
- if (!lang) return;
-
- let code;
- if (node.children?.length) {
- code = node.children[0].data;
- }
-
- const repl = {
- start: 0,
- end: 0,
- type: 'InlineComponent',
- name: 'Prism',
- attributes: [
- {
- type: 'Attribute',
- name: 'lang',
- value: [
- {
- type: 'Text',
- raw: lang,
- data: lang,
- },
- ],
- },
- {
- type: 'Attribute',
- name: 'code',
- value: [
- {
- type: 'MustacheTag',
- expression: {
- type: 'Expression',
- codeChunks: ['`' + escape(code) + '`'],
- children: [],
- },
- },
- ],
- },
- ],
- children: [],
- };
-
- this.replace(repl);
- usesPrism = true;
- },
- },
- },
- },
- async finalize() {
- // Add the Prism import if needed.
- if (usesPrism && !prismImportExp.test(module.content)) {
- module.content = PRISM_IMPORT + module.content;
- }
- },
- };
-}