/** * Copyright (c) 2015-present, Facebook, Inc. * All rights reserved. * * This source code is licensed under the BSD-style license found in the * LICENSE file in the root directory of this source tree. An additional grant * of patent rights can be found in the PATENTS file in the same directory. */ #import #import #import #import #import "RCTAssert.h" #import "RCTDefines.h" NS_ASSUME_NONNULL_BEGIN // JSON serialization/deserialization RCT_EXTERN NSString *__nullable RCTJSONStringify(id __nullable jsonObject, NSError **error); RCT_EXTERN id __nullable RCTJSONParse(NSString *__nullable jsonString, NSError **error); RCT_EXTERN id __nullable RCTJSONParseMutable(NSString *__nullable jsonString, NSError **error); // Sanitize a JSON object by stripping invalid types and/or NaN values RCT_EXTERN id RCTJSONClean(id object); // Get MD5 hash of a string RCT_EXTERN NSString *RCTMD5Hash(NSString *string); // Execute the specified block on the main thread. Unlike dispatch_sync/async // this will not context-switch if we're already running on the main thread. RCT_EXTERN void RCTExecuteOnMainThread(dispatch_block_t block, BOOL sync); // Get screen metrics in a thread-safe way RCT_EXTERN CGFloat RCTScreenScale(void); RCT_EXTERN CGSize RCTScreenSize(void); // Round float coordinates to nearest whole screen pixel (not point) RCT_EXTERN CGFloat RCTRoundPixelValue(CGFloat value); RCT_EXTERN CGFloat RCTCeilPixelValue(CGFloat value); RCT_EXTERN CGFloat RCTFloorPixelValue(CGFloat value); // Convert a size in points to pixels, rounded up to the nearest integral size RCT_EXTERN CGSize RCTSizeInPixels(CGSize pointSize, CGFloat scale); // Method swizzling RCT_EXTERN void RCTSwapClassMethods(Class cls, SEL original, SEL replacement); RCT_EXTERN void RCTSwapInstanceMethods(Class cls, SEL original, SEL replacement); // Module subclass support RCT_EXTERN BOOL RCTClassOverridesClassMethod(Class cls, SEL selector); RCT_EXTERN BOOL RCTClassOverridesInstanceMethod(Class cls, SEL selector); // Creates a standardized error object to return in callbacks RCT_EXTERN NSDictionary *RCTMakeError(NSString *message, id __nullable toStringify, NSDictionary *__nullable extraData); RCT_EXTERN NSDictionary *RCTMakeAndLogError(NSString *message, id __nullable toStringify, NSDictionary *__nullable extraData); RCT_EXTERN NSDictionary *RCTJSErrorFromNSError(NSError *error); RCT_EXTERN NSDictionary *RCTJSErrorFromCodeMessageAndNSError(NSString *code, NSString *message, NSError *__nullable error); // The default error code to use as the `code` property for callback error objects RCT_EXTERN NSString *const RCTErrorUnspecified; // Returns YES if React is running in a test environment RCT_EXTERN BOOL RCTRunningInTestEnvironment(void); // Returns YES if React is running in an iOS App Extension RCT_EXTERN BOOL RCTRunningInAppExtension(void); // Returns the shared UIApplication instance, or nil if running in an App Extension RCT_EXTERN UIApplication *__nullable RCTSharedApplication(void); // Returns the current main window, useful if you need to access the root view // or view controller, e.g. to present a modal view controller or alert. RCT_EXTERN UIWindow *__nullable RCTKeyWindow(void); // Does this device support force touch (aka 3D Touch)? RCT_EXTERN BOOL RCTForceTouchAvailable(void); // Return a UIAlertView initialized with the given values // or nil if running in an app extension RCT_EXTERN UIAlertView *__nullable RCTAlertView(NSString *title, NSString *__nullable message, id __nullable delegate, NSString *__nullable cancelButtonTitle, NSArray *__nullable otherButtonTitles); // Create an NSError in the RCTErrorDomain RCT_EXTERN NSError *RCTErrorWithMessage(NSString *message); // Convert nil values to NSNull, and vice-versa RCT_EXTERN id __nullable RCTNilIfNull(id __nullable value); RCT_EXTERN id RCTNullIfNil(id __nullable value); // Convert NaN or infinite values to zero, as these aren't JSON-safe RCT_EXTERN double RCTZeroIfNaN(double value); // Convert data to a Base64-encoded data URL RCT_EXTERN NSURL *RCTDataURL(NSString *mimeType, NSData *data); // Gzip functionality - compression level in range 0 - 1 (-1 for default) RCT_EXTERN NSData *__nullable RCTGzipData(NSData *__nullable data, float level); // Returns the relative path within the main bundle for an absolute URL // (or nil, if the URL does not specify a path within the main bundle) RCT_EXTERN NSString *__nullable RCTBundlePathForURL(NSURL *__nullable URL); // Determines if a given image URL actually refers to an XCAsset RCT_EXTERN BOOL RCTIsXCAssetURL(NSURL *__nullable imageURL); // Creates a new, unique temporary file path with the specified extension RCT_EXTERN NSString *__nullable RCTTempFilePath(NSString *__nullable extension, NSError **error); // Converts a CGColor to a hex string RCT_EXTERN NSString *RCTColorToHexString(CGColorRef color); // Get standard localized string (if it exists) RCT_EXTERN NSString *RCTUIKitLocalizedString(NSString *string); // URL manipulation RCT_EXTERN NSString *__nullable RCTGetURLQueryParam(NSURL *__nullable URL, NSString *param); RCT_EXTERN NSURL *__nullable RCTURLByReplacingQueryParam(NSURL *__nullable URL, NSString *param, NSString *__nullable value); NS_ASSUME_NONNULL_END