/** * 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 #import 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); // Check if we are currently on the main queue (not to be confused with // the main thread, which is not neccesarily the same thing) // https://twitter.com/olebegemann/status/738656134731599872 RCT_EXTERN BOOL RCTIsMainQueue(void); // Execute the specified block on the main queue. Unlike dispatch_async() // this will execute immediately if we're already on the main queue. RCT_EXTERN void RCTExecuteOnMainQueue(dispatch_block_t block); // Legacy function to execute the specified block on the main queue synchronously. // Please do not use this unless you know what you're doing. RCT_EXTERN void RCTUnsafeExecuteOnMainQueueSync(dispatch_block_t block); // 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 RCT_EXTERN UIWindow *__nullable RCTKeyWindow(void); // Returns the presented view controller, useful if you need // e.g. to present a modal view controller or alert over it RCT_EXTERN UIViewController *__nullable RCTPresentedViewController(void); // Does this device support force touch (aka 3D Touch)? RCT_EXTERN BOOL RCTForceTouchAvailable(void); // Create an NSError in the RCTErrorDomain RCT_EXTERN NSError *RCTErrorWithMessage(NSString *message); // Convert nil values to NSNull, and vice-versa #define RCTNullIfNil(value) (value ?: (id)kCFNull) #define RCTNilIfNull(value) \ ({ __typeof__(value) t = (value); (id)t == (id)kCFNull ? (__typeof(value))nil : t; }) // Convert NaN or infinite values to zero, as these aren't JSON-safe RCT_EXTERN double RCTZeroIfNaN(double value); // Returns `0` and log special warning if value is NaN or INF. RCT_EXTERN double RCTSanitizeNaNValue(double value, NSString *property); // 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); // Returns the Path of Library directory RCT_EXTERN NSString *__nullable RCTLibraryPath(void); // Returns the relative path within the library for an absolute URL // (or nil, if the URL does not specify a path within the Library directory) RCT_EXTERN NSString *__nullable RCTLibraryPathForURL(NSURL *__nullable URL); // Determines if a given image URL refers to a image in bundle RCT_EXTERN BOOL RCTIsBundleAssetURL(NSURL *__nullable imageURL); // Determines if a given image URL refers to a image in library RCT_EXTERN BOOL RCTIsLibraryAssetURL(NSURL *__nullable imageURL); // Determines if a given image URL refers to a local image RCT_EXTERN BOOL RCTIsLocalAssetURL(NSURL *__nullable imageURL); // Returns an UIImage for a local image asset. Returns nil if the URL // does not correspond to a local asset. RCT_EXTERN UIImage *__nullable RCTImageFromLocalAssetURL(NSURL *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