From 8e182685ee672a3c40dd581ca62eb29eebd34ab0 Mon Sep 17 00:00:00 2001
From: xaasteam <xaasrv@gmail.com>
Date: Sat, 26 Apr 2025 22:29:22 -0400
Subject: [PATCH] fix: Cannot access 'pageInterpolatorCube' before
 initialization

---
 package.json           |   2 +-
 scripts/fix-exports.js | 108 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 109 insertions(+), 1 deletion(-)
 create mode 100644 scripts/fix-exports.js

diff --git a/package.json b/package.json
index 7dc1a52..ac412ea 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
     "typecheck": "tsc --skipLibCheck --noEmit",
-    "build": "bob build",
+    "build": "bob build && node ./scripts/fix-exports.js",
     "lint": "eslint --ext .ts,.js,.tsx ."
   },
   "husky": {
diff --git a/scripts/fix-exports.js b/scripts/fix-exports.js
new file mode 100644
index 0000000..9ccdfb8
--- /dev/null
+++ b/scripts/fix-exports.js
@@ -0,0 +1,108 @@
+#!/usr/bin/env node
+
+/**
+ * This script fixes the order of exports in the CommonJS output file.
+ * It ensures exports are defined after their function implementations.
+ */
+
+const fs = require("fs");
+const path = require("path");
+
+// The file we need to fix
+const targetFile = path.resolve(
+  __dirname,
+  "../lib/commonjs/pageInterpolators.js"
+);
+
+// Make sure the target directory exists
+if (!fs.existsSync(path.dirname(targetFile))) {
+  console.log("Target directory does not exist. Build may not have completed.");
+  process.exit(0);
+}
+
+// Check if file exists
+if (!fs.existsSync(targetFile)) {
+  console.log("Target file does not exist. Build may not have completed.");
+  process.exit(0);
+}
+
+// Read the file
+let content = fs.readFileSync(targetFile, "utf8");
+
+// Find all exports at the top of the file (before any function definitions)
+const functionPos = content.indexOf("function ");
+if (functionPos === -1) {
+  console.log("No function definitions found in file.");
+  process.exit(0);
+}
+
+const topSection = content.substring(0, functionPos);
+const exportLines = [];
+let modified = false;
+
+// Look for export statements like: exports.name = name; or exports.name = void 0;
+const exportRegex = /^exports\.([\w]+)\s*=\s*([\w]+|void 0);/gm;
+let match;
+
+while ((match = exportRegex.exec(topSection)) !== null) {
+  exportLines.push({
+    full: match[0],
+    name: match[1],
+    value: match[2],
+  });
+  modified = true;
+}
+
+if (!modified) {
+  console.log("No exports found at the top of the file that need fixing.");
+  process.exit(0);
+}
+
+console.log(`Found ${exportLines.length} exports to move.`);
+
+// Remove the exports from the top of the file
+exportLines.forEach((exp) => {
+  content = content.replace(exp.full, "");
+});
+
+// Add the exports at the end of the file (before the sourcemap)
+const sourcemapPos = content.lastIndexOf("//# sourceMappingURL");
+if (sourcemapPos === -1) {
+  console.log("No sourcemap found in the file.");
+  process.exit(1);
+}
+
+// Generate the export statements to add at the end
+const exportStatements = exportLines
+  .filter((exp) => exp.value !== "void 0") // Skip void 0 assignments, we'll handle them specially
+  .map((exp) => `exports.${exp.name} = ${exp.value};`)
+  .join("\n");
+
+// Find the void 0 exports (usually for defaultPageInterpolator)
+const voidExports = exportLines
+  .filter((exp) => exp.value === "void 0")
+  .map((exp) => exp.name);
+
+// Build the new content
+let newContent = content.substring(0, sourcemapPos).trim();
+
+// Add comment explaining what we did
+newContent +=
+  '\n\n// Exports moved to end to prevent "exports before definition" errors';
+
+// Add all non-void exports
+newContent += "\n" + exportStatements;
+
+// For each void 0 export, find if it's defined later in the file and add export
+voidExports.forEach((name) => {
+  if (newContent.includes(`const ${name} = `)) {
+    newContent += `\nexports.${name} = ${name};`;
+  }
+});
+
+// Add the sourcemap back
+newContent += "\n" + content.substring(sourcemapPos);
+
+// Write the modified content back to the file
+fs.writeFileSync(targetFile, newContent, "utf8");
+console.log(`Successfully fixed export order in ${targetFile}`);