rename onError to onFail for consistency

modules/@shopify/checkout-sheet-kit/android/src/main/java/com/shopify/reactnative/checkoutsheetkit/CheckoutEventType.java

@@ -39,7 +39,7 @@ of this software and associated documentation files (the "Software"), to deal
  */
 public enum CheckoutEventType {
   ON_START("onStart"),
-  ON_ERROR("onError"),
+  ON_FAIL("onFail"),
   ON_COMPLETE("onComplete"),
   ON_CANCEL("onCancel"),
   ON_LINK_CLICK("onLinkClick"),

modules/@shopify/checkout-sheet-kit/android/src/main/java/com/shopify/reactnative/checkoutsheetkit/RCTCheckoutWebView.java

@@ -322,7 +322,7 @@ public void onComplete(@NonNull CheckoutCompleteEvent event) {
 
     @Override
     public void onFail(@NonNull CheckoutException error) {
-      sendEvent(CheckoutEventType.ON_ERROR, buildErrorMap(error));
+      sendEvent(CheckoutEventType.ON_FAIL, buildErrorMap(error));
     }
 
     @Override

modules/@shopify/checkout-sheet-kit/android/src/test/java/com/shopify/reactnative/checkoutsheetkit/RCTCheckoutWebViewManagerTest.java

@@ -217,7 +217,7 @@ public void testGetExportedCustomDirectEventTypeConstants_includesAllEventTypes(
             .containsKeys(
                 "onStart",
                 "onComplete",
-                "onError",
+                "onFail",
                 "onCancel",
                 "onLinkClick",
                 "onAddressChangeStart",

modules/@shopify/checkout-sheet-kit/ios/RCTCheckoutWebView.swift

@@ -87,7 +87,7 @@ class RCTCheckoutWebView: UIView {
     }
 
     @objc var onStart: RCTBubblingEventBlock?
-    @objc var onError: RCTBubblingEventBlock?
+    @objc var onFail: RCTBubblingEventBlock?
     @objc var onComplete: RCTBubblingEventBlock?
     @objc var onCancel: RCTBubblingEventBlock?
     @objc var onLinkClick: RCTBubblingEventBlock?
@@ -246,7 +246,7 @@ class RCTCheckoutWebView: UIView {
             errorCode = "UNKNOWN_ERROR"
         }
 
-        onError?([
+        onFail?([
             "error": errorMessage,
             "eventId": id,
             "code": errorCode
@@ -276,7 +276,7 @@ extension RCTCheckoutWebView: CheckoutDelegate {
     }
 
     func checkoutDidFail(error: ShopifyCheckoutSheetKit.CheckoutError) {
-        onError?(ShopifyEventSerialization.serialize(checkoutError: error))
+        onFail?(ShopifyEventSerialization.serialize(checkoutError: error))
     }
 
     func checkoutDidClickLink(url: URL) {

modules/@shopify/checkout-sheet-kit/ios/ShopifyCheckoutSheetKit.mm

@@ -106,7 +106,7 @@ @interface RCT_EXTERN_MODULE (RCTCheckoutWebViewManager, RCTViewManager)
     /**
      * Emitted when checkout fails
      */
-    RCT_EXPORT_VIEW_PROPERTY(onError, RCTDirectEventBlock)
+    RCT_EXPORT_VIEW_PROPERTY(onFail, RCTBubblingEventBlock)
 
     /**
      * Emitted when checkout completes successfully

modules/@shopify/checkout-sheet-kit/src/components/Checkout.tsx

@@ -63,7 +63,7 @@ export interface ShopifyCheckoutProps {
   /**
    * Called when checkout fails
    */
-  onError?: (error: CheckoutException) => void;
+  onFail?: (error: CheckoutException) => void;
 
   /**
    * Called when checkout is completed successfully
@@ -129,7 +129,7 @@ interface NativeShopifyCheckoutWebViewProps {
   style?: ViewStyle;
   testID?: string;
   onStart?: (event: {nativeEvent: CheckoutStartEvent}) => void;
-  onError?: (event: {nativeEvent: CheckoutNativeError}) => void;
+  onFail?: (event: {nativeEvent: CheckoutNativeError}) => void;
   onComplete?: (event: {nativeEvent: CheckoutCompleteEvent}) => void;
   onCancel?: () => void;
   onLinkClick?: (event: {nativeEvent: {url: string}}) => void;
@@ -161,7 +161,7 @@ const RCTCheckoutWebView =
  * <ShopifyCheckout
  *   checkoutUrl="https://shop.example.com/checkouts/cn/123"
  *   onComplete={(event) => console.log('Checkout completed!', event.orderDetails)}
- *   onError={(error) => console.error('Checkout failed:', error.message)}
+ *   onFail={(error) => console.error('Checkout failed:', error.message)}
  *   style={{flex: 1}}
  * />
  *
@@ -182,7 +182,7 @@ const RCTCheckoutWebView =
  *   ref={checkoutRef}
  *   checkoutUrl={url}
  *   auth={authToken}
- *   onError={() => {
+ *   onFail={() => {
  *     // Reload on error
  *     checkoutRef.current?.reload();
  *   }}
@@ -197,7 +197,7 @@ export const ShopifyCheckout = forwardRef<
       checkoutUrl,
       auth,
       onStart,
-      onError,
+      onFail,
       onComplete,
       onCancel,
       onLinkClick,
@@ -232,13 +232,13 @@ export const ShopifyCheckout = forwardRef<
     );
 
     const handleError = useCallback<
-      Required<NativeShopifyCheckoutWebViewProps>['onError']
+      Required<NativeShopifyCheckoutWebViewProps>['onFail']
     >(
       event => {
         const transformedError = parseCheckoutError(event.nativeEvent);
-        onError?.(transformedError);
+        onFail?.(transformedError);
       },
-      [onError],
+      [onFail],
     );
 
     const handleComplete = useCallback<
@@ -322,7 +322,7 @@ export const ShopifyCheckout = forwardRef<
         style={style}
         testID={testID}
         onStart={handleStart}
-        onError={handleError}
+        onFail={handleError}
         onComplete={handleComplete}
         onCancel={handleCancel}
         onLinkClick={handleLinkClick}