52 lines
1.6 KiB
Objective-C
52 lines
1.6 KiB
Objective-C
// Copyright 2004-present Facebook. All Rights Reserved.
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#import <tgmath.h>
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#import <CoreGraphics/CoreGraphics.h>
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#import <Foundation/Foundation.h>
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#import "RCTAssert.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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// Utility functions for JSON object <-> string serialization/deserialization
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NSString *RCTJSONStringify(id jsonObject, NSError **error);
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id RCTJSONParse(NSString *jsonString, NSError **error);
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// Get MD5 hash of a string (TODO: currently unused. Remove?)
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NSString *RCTMD5Hash(NSString *string);
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// Get screen metrics in a thread-safe way
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CGFloat RCTScreenScale(void);
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CGSize RCTScreenSize(void);
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// Round float coordinates to nearest whole screen pixel (not point)
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CGFloat RCTRoundPixelValue(CGFloat value);
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CGFloat RCTCeilPixelValue(CGFloat value);
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CGFloat RCTFloorPixelValue(CGFloat value);
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// Get current time, for precise performance metrics
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NSTimeInterval RCTTGetAbsoluteTime(void);
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// Method swizzling
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void RCTSwapClassMethods(Class cls, SEL original, SEL replacement);
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void RCTSwapInstanceMethods(Class cls, SEL original, SEL replacement);
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// Module subclass support
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BOOL RCTClassOverridesClassMethod(Class cls, SEL selector);
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BOOL RCTClassOverridesInstanceMethod(Class cls, SEL selector);
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// Enumerate all classes that conform to NSObject protocol
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void RCTEnumerateClasses(void (^block)(Class cls));
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// Creates a standardized error object
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// TODO(#6472857): create NSErrors and automatically convert them over the bridge.
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NSDictionary *RCTMakeError(NSString *message, id toStringify, NSDictionary *extraData);
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NSDictionary *RCTMakeAndLogError(NSString *message, id toStringify, NSDictionary *extraData);
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#ifdef __cplusplus
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}
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#endif
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