Support Typescript files.

src/steps/02-rename-entry-extension.mjs

@@ -8,13 +8,13 @@ async function step02RenameEntryExtension() {
     if(!packageMain) {
         throw new Error("package.json does not contain a main property.");
     }
-    if(packageMain.endsWith(".jsx")) {
-        console.log("package.json main property already ends with .jsx. Skipping step 02.");
+    if(packageMain.endsWith(".jsx") || packageMain.endsWith(".tsx")) {
+        console.log("package.json main property already ends with .jsx / .tsx. Skipping step 02.");
         return;
     }
 
     const currentPath = packageMain;
-    const newPath = "./src/index.jsx";
+    const newPath = packageMain.endsWith(".ts") ? "./src/index.tsx" : "./src/index.jsx";
 
     if(fs.existsSync(newPath)) {
         console.log(`${newPath} already exists. Skipping step 02.`);

src/steps/04-rename-variables.mjs

@@ -31,7 +31,7 @@ async function processFilesInDirectory(directory) {
             madeChanges = true;
         }
 
-        if((filePath.endsWith(".js") || filePath.endsWith(".jsx")) && fileContent.includes("process.env")) {
+        if((filePath.endsWith(".js") || filePath.endsWith(".jsx") || filePath.endsWith(".ts") || filePath.endsWith(".tsx")) && fileContent.includes("process.env")) {
             console.log("Replace 'process.env' with 'import.meta.env' in", filePath);
             fileContent = fileContent.replaceAll("process.env", "import.meta.env");
             madeChanges = true;

src/steps/09-rename-extension-js-to-jsx.mjs

@@ -21,7 +21,7 @@ async function processFilesInDirectory(directory) {
         if (!file.isFile()) {
             continue;
         }
-        if(!file.name.endsWith(".js")) {
+        if(!file.name.endsWith(".js") && !file.name.endsWith(".ts")) {
             continue;
         }
 
@@ -33,10 +33,11 @@ async function processFilesInDirectory(directory) {
             continue;
         }
 
-        const newPath = oldPath.replace(".js", ".jsx");
+        let newPath = oldPath.replace(".js", ".jsx");
+        newPath = newPath.replace(".ts", ".tsx");
 
         fs.renameSync(oldPath, newPath);
-        console.log(`${file.name} renamed to ${file.name.replace(".js", ".jsx")}`);
+        console.log(`${file.name} renamed to ${newPath}`);
     }
 }