@reliverse/rse-sdk/bin/utils/codemods/convertDefinitions.js

@reliverse/rse-sdk allows you to create new plugins for @reliverse/rse CLI, interact with reliverse.org, and even extend your own CLI functionality (you may also try @reliverse/dler-sdk for this case).

import path from "@reliverse/pathkit";
import fs from "@reliverse/relifso";
import { relinka } from "@reliverse/relinka";
import { glob } from "tinyglobby";
export async function convertTypeDefinitions(projectPath, targetStyle) {
  relinka(
    "info",
    `Converting type definitions to ${targetStyle} style in ${projectPath}`
  );
  const files = await glob("**/*.{ts,tsx}", {
    cwd: path.resolve(projectPath)
  });
  for (const file of files) {
    const filePath = path.join(projectPath, file);
    const content = await fs.readFile(filePath, "utf-8");
    let updatedContent = content;
    if (targetStyle === "type") {
      updatedContent = content.replace(
        /interface\s+(\w+)(\s*extends\s*[^{]+)?\s*{([^}]*)}/g,
        (_match, name, extends_, body) => {
          const extendsClause = extends_ ? extends_.replace("extends", "&") : "";
          return `type ${name} = ${extendsClause}{${body}}`;
        }
      );
    } else {
      updatedContent = content.replace(
        /type\s+(\w+)\s*=\s*(?:{([^}]*)}|(\w+))/g,
        (match, name, objectBody, simpleType) => {
          if (simpleType) {
            return match;
          }
          return `interface ${name} {${objectBody}}`;
        }
      );
      updatedContent = updatedContent.replace(
        /interface\s+(\w+)\s*{\s*}\s*&\s*(\w+)/g,
        "interface $1 extends $2"
      );
    }
    if (content !== updatedContent) {
      await fs.writeFile(filePath, updatedContent, "utf-8");
      relinka("info", `Updated type definitions in ${filePath}`);
    }
  }
}