fix: preserve z namespace types for sdk consumers

sdk/base/lib/zExport.js

@@ -0,0 +1,92 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+
+const zod_1 = require("zod");
+const zod_deep_partial_1 = require("zod-deep-partial");
+
+// Recursively make all ZodObjects in a schema loose (preserve extra keys at every nesting level).
+// Uses _zod.def.type duck-typing instead of instanceof to avoid issues with mismatched zod versions.
+function deepLoose(schema) {
+  const def = schema._zod?.def;
+  if (!def) return schema;
+  let result;
+  switch (def.type) {
+    case "optional":
+      result = deepLoose(def.innerType).optional();
+      break;
+    case "nullable":
+      result = deepLoose(def.innerType).nullable();
+      break;
+    case "object": {
+      const newShape = {};
+      for (const key in schema.shape) {
+        newShape[key] = deepLoose(schema.shape[key]);
+      }
+      result = zod_1.z.looseObject(newShape);
+      break;
+    }
+    case "array":
+      result = zod_1.z.array(deepLoose(def.element));
+      break;
+    case "union":
+      result = zod_1.z.union(def.options.map((o) => deepLoose(o)));
+      break;
+    case "intersection":
+      result = zod_1.z.intersection(deepLoose(def.left), deepLoose(def.right));
+      break;
+    case "record":
+      result = zod_1.z.record(def.keyType, deepLoose(def.valueType));
+      break;
+    case "tuple":
+      result = zod_1.z.tuple(def.items.map((i) => deepLoose(i)));
+      break;
+    case "lazy":
+      result = zod_1.z.lazy(() => deepLoose(def.getter()));
+      break;
+    default:
+      return schema;
+  }
+  return result;
+}
+
+// Add deepPartial and deepLoose to z at runtime
+zod_1.z.deepPartial = (a) =>
+  deepLoose((0, zod_deep_partial_1.zodDeepPartial)(a));
+zod_1.z.deepLoose = deepLoose;
+
+// Override z.object to produce loose objects by default (extra keys are preserved, not stripped).
+const _origObject = zod_1.z.object;
+const _patchedObject = (...args) => _origObject(...args).loose();
+
+// In CJS (Node.js), patch the source module in require.cache where 'object' is a writable property;
+// the CJS getter chain (index → external → schemas) then relays the patched version.
+// We walk only the zod entry module's dependency tree and match by identity (=== origObject).
+try {
+  const _zodModule = require.cache[require.resolve("zod")];
+  for (const child of _zodModule?.children ?? []) {
+    for (const grandchild of child.children ?? []) {
+      const desc = Object.getOwnPropertyDescriptor(
+        grandchild.exports,
+        "object",
+      );
+      if (desc?.value === _origObject && desc.writable) {
+        grandchild.exports.object = _patchedObject;
+      }
+    }
+  }
+} catch (_) {
+  // Not in CJS/Node environment (e.g. browser) — require.cache unavailable
+}
+
+// z.object is a non-configurable getter on the zod namespace, so we can't override it directly.
+// Shadow it by exporting a new object with _z as prototype and our patched object on the instance.
+const z = Object.create(zod_1.z, {
+  object: {
+    value: _patchedObject,
+    writable: true,
+    configurable: true,
+    enumerable: true,
+  },
+});
+
+exports.z = z;