Add conversion to w3c standard

package.json

@@ -3,7 +3,7 @@
   "version": "1.0.0",
   "description": "Design tokens for the API3 organization",
   "scripts": {
-    "build": "token-transformer --expandTypography tokens/tokens.json tokens/converted-tokens.json && style-dictionary build"
+    "build": "token-transformer --expandTypography tokens/tokens.json tokens/converted-tokens.json && node transformToW3C.js && style-dictionary build"
   },
   "devDependencies": {
     "style-dictionary": "^3.9.0",

transformToW3C.js

@@ -0,0 +1,28 @@
+const fs = require("fs");
+
+// Read the original tokens file
+fs.readFile("tokens/converted-tokens.json", "utf8", (err, data) => {
+  if (err) {
+    console.error("Error reading the file:", err);
+    return;
+  }
+
+  // As of now, only "value", "type", "category" and "extensions" are prepended with $
+  const convertedData = data
+    .replace(/"value":/g, '"$value":')
+    .replace(/"type":/g, '"$type":')
+    .replace(/"category":/g, '"$category":')
+    .replace(/"extensions":/g, '"$extensions":');
+
+  fs.writeFile(
+    "tokens/converted-tokens-w3c.json",
+    JSON.stringify(JSON.parse(convertedData), null, 2),
+    (err) => {
+      if (err) {
+        console.error("Error writing the file:", err);
+        return;
+      }
+      console.log("Tokens converted and saved to tokens-converted-w3c.json");
+    }
+  );
+});