svem/dist/plugins/code-import.js

Svelte in Markdown preprocessor

import { visit } from "unist-util-visit";
import { dirname, resolve } from "path";
import { existsSync, readFileSync } from "node:fs";
const remarkCodeImport = (options) => {
  return (tree, file) => {
    visit(tree, "code", (node) => {
      if (typeof node.attributes?.file === "string") {
        const baseDir = dirname(options?.cwd ?? file.path);
        const filePath = resolve(baseDir, node.attributes.file);
        if (existsSync(filePath)) {
          if (options?.fileAsTitle && !node.attributes.title) {
            node.attributes.title = node.attributes.file;
          }
          node.value = readFileSync(filePath, "utf-8").trim();
          if (options?.transform) {
            node.value = options.transform(node.value);
          }
          delete node.attributes.file;
        } else {
          console.warn(`\u26A0\uFE0F [CODE-IMPORT-ERROR] File not found: ${filePath}`);
        }
      }
    });
  };
};
export {
  remarkCodeImport
};