@expo/fingerprint
Version:
A library to generate a fingerprint from a React Native project
347 lines • 11 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.ReactImportsPatchTransform = void 0;
exports.patchChunk = patchChunk;
const stream_1 = require("stream");
/**
* A transform stream that patches React import statements in Objective-C files.
*/
class ReactImportsPatchTransform extends stream_1.Transform {
readLength = 0;
lengthOfFilePortionContainingHeadersToTransform;
transformFn;
static DEFAULT_LENGTH_OF_FILE_PORTION_CONTAINING_HEADERS_TO_TRANSFORM = 16 * 1024; // 16KB
constructor(options) {
super();
this.lengthOfFilePortionContainingHeadersToTransform =
options?.lengthOfFilePortionContainingHeadersToTransform ??
ReactImportsPatchTransform.DEFAULT_LENGTH_OF_FILE_PORTION_CONTAINING_HEADERS_TO_TRANSFORM;
this.transformFn = options?.transformFn ?? patchChunk;
}
_transform(chunk, _encoding, callback) {
const remainingLength = this.lengthOfFilePortionContainingHeadersToTransform - this.readLength;
let result;
if (remainingLength <= 0) {
result = chunk.toString();
}
else if (remainingLength >= chunk.length) {
result = this.transformFn(chunk.toString());
}
else {
const portionToTransform = chunk.slice(0, remainingLength).toString();
const portionToLeave = chunk.slice(remainingLength).toString();
result = this.transformFn(portionToTransform) + portionToLeave;
}
this.push(result);
this.readLength += chunk.length;
callback();
}
}
exports.ReactImportsPatchTransform = ReactImportsPatchTransform;
/**
* Patch imports from a data chunk
* @param headerSet prebuilt React-Core header set
* @param chunk target chunk data
*/
function patchChunk(chunk, headerSet = HEADER_SET) {
let transformContent = chunk.replace(/(?<=^\s*)#import\s+"(.+)"(?=\s*$)/gm, (match, headerName) => {
// `#import "RCTBridge.h"` -> `#import <React/RCTBridge.h>`
if (headerSet.has(headerName)) {
return `#import <React/${headerName}>`;
}
// `#import "React/RCTBridge.h"` -> `#import <React/RCTBridge.h>`
if (headerName.startsWith('React/')) {
const name = headerName.substring(6);
if (headerSet.has(name)) {
return `#import <React/${name}>`;
}
}
// Otherwise, return original import
return match;
});
transformContent = transformContent.replace(/(?<=^\s*)#(if|elif)\s+__has_include\("(.+)"\)(?=\s*$)/gm, (match, ifPrefix, headerName) => {
// `#if __has_include("RCTBridge.h")` -> `#if __has_include(<React/RCTBridge.h>)`
if (headerSet.has(headerName)) {
return `#${ifPrefix} __has_include(<React/${headerName}>)`;
}
// `#if __has_include("React/RCTBridge.h")` -> `#if __has_include(<React/RCTBridge.h>)`
if (headerName.startsWith('React/')) {
const name = headerName.substring(6);
if (headerSet.has(name)) {
return `#${ifPrefix} __has_include(<React/${name}>)`;
}
}
// Otherwise, return original import
return match;
});
return transformContent;
}
// Fingerprint doesn't run `pod install` so we have a snapshot of the headers in the React-Core module from react-native 0.74.
const HEADER_SET = new Set([
'CoreModulesPlugins.h',
'FBXXHashUtils.h',
'NSTextStorage+FontScaling.h',
'RCTAccessibilityManager+Internal.h',
'RCTAccessibilityManager.h',
'RCTActionSheetManager.h',
'RCTActivityIndicatorView.h',
'RCTActivityIndicatorViewManager.h',
'RCTAdditionAnimatedNode.h',
'RCTAlertController.h',
'RCTAlertManager.h',
'RCTAnimatedImage.h',
'RCTAnimatedNode.h',
'RCTAnimationDriver.h',
'RCTAnimationPlugins.h',
'RCTAnimationType.h',
'RCTAnimationUtils.h',
'RCTAppState.h',
'RCTAppearance.h',
'RCTAssert.h',
'RCTAutoInsetsProtocol.h',
'RCTBackedTextInputDelegate.h',
'RCTBackedTextInputDelegateAdapter.h',
'RCTBackedTextInputViewProtocol.h',
'RCTBaseTextInputShadowView.h',
'RCTBaseTextInputView.h',
'RCTBaseTextInputViewManager.h',
'RCTBaseTextShadowView.h',
'RCTBaseTextViewManager.h',
'RCTBlobManager.h',
'RCTBorderCurve.h',
'RCTBorderDrawing.h',
'RCTBorderStyle.h',
'RCTBridge+Inspector.h',
'RCTBridge+Private.h',
'RCTBridge.h',
'RCTBridgeConstants.h',
'RCTBridgeDelegate.h',
'RCTBridgeMethod.h',
'RCTBridgeModule.h',
'RCTBridgeModuleDecorator.h',
'RCTBridgeProxy+Cxx.h',
'RCTBridgeProxy.h',
'RCTBundleAssetImageLoader.h',
'RCTBundleManager.h',
'RCTBundleURLProvider.h',
'RCTClipboard.h',
'RCTColorAnimatedNode.h',
'RCTComponent.h',
'RCTComponentData.h',
'RCTComponentEvent.h',
'RCTConstants.h',
'RCTConvert+CoreLocation.h',
'RCTConvert+Text.h',
'RCTConvert+Transform.h',
'RCTConvert.h',
'RCTCursor.h',
'RCTCxxConvert.h',
'RCTDataRequestHandler.h',
'RCTDebuggingOverlay.h',
'RCTDebuggingOverlayManager.h',
'RCTDecayAnimation.h',
'RCTDefines.h',
'RCTDevLoadingView.h',
'RCTDevLoadingViewProtocol.h',
'RCTDevLoadingViewSetEnabled.h',
'RCTDevMenu.h',
'RCTDevSettings.h',
'RCTDeviceInfo.h',
'RCTDiffClampAnimatedNode.h',
'RCTDisplayLink.h',
'RCTDisplayWeakRefreshable.h',
'RCTDivisionAnimatedNode.h',
'RCTDynamicTypeRamp.h',
'RCTErrorCustomizer.h',
'RCTErrorInfo.h',
'RCTEventAnimation.h',
'RCTEventDispatcher.h',
'RCTEventDispatcherProtocol.h',
'RCTEventEmitter.h',
'RCTExceptionsManager.h',
'RCTFPSGraph.h',
'RCTFileReaderModule.h',
'RCTFileRequestHandler.h',
'RCTFont.h',
'RCTFrameAnimation.h',
'RCTFrameUpdate.h',
'RCTGIFImageDecoder.h',
'RCTHTTPRequestHandler.h',
'RCTI18nManager.h',
'RCTI18nUtil.h',
'RCTImageBlurUtils.h',
'RCTImageCache.h',
'RCTImageDataDecoder.h',
'RCTImageEditingManager.h',
'RCTImageLoader.h',
'RCTImageLoaderLoggable.h',
'RCTImageLoaderProtocol.h',
'RCTImageLoaderWithAttributionProtocol.h',
'RCTImagePlugins.h',
'RCTImageShadowView.h',
'RCTImageSource.h',
'RCTImageStoreManager.h',
'RCTImageURLLoader.h',
'RCTImageURLLoaderWithAttribution.h',
'RCTImageUtils.h',
'RCTImageView.h',
'RCTImageViewManager.h',
'RCTInitializing.h',
'RCTInputAccessoryShadowView.h',
'RCTInputAccessoryView.h',
'RCTInputAccessoryViewContent.h',
'RCTInputAccessoryViewManager.h',
'RCTInspector.h',
'RCTInspectorDevServerHelper.h',
'RCTInspectorPackagerConnection.h',
'RCTInterpolationAnimatedNode.h',
'RCTInvalidating.h',
'RCTJSStackFrame.h',
'RCTJSThread.h',
'RCTJavaScriptExecutor.h',
'RCTJavaScriptLoader.h',
'RCTKeyCommands.h',
'RCTKeyboardObserver.h',
'RCTLayout.h',
'RCTLayoutAnimation.h',
'RCTLayoutAnimationGroup.h',
'RCTLinkingManager.h',
'RCTLinkingPlugins.h',
'RCTLocalAssetImageLoader.h',
'RCTLocalizedString.h',
'RCTLog.h',
'RCTLogBox.h',
'RCTLogBoxView.h',
'RCTMacros.h',
'RCTManagedPointer.h',
'RCTMockDef.h',
'RCTModalHostView.h',
'RCTModalHostViewController.h',
'RCTModalHostViewManager.h',
'RCTModalManager.h',
'RCTModuleData.h',
'RCTModuleMethod.h',
'RCTModuloAnimatedNode.h',
'RCTMultilineTextInputView.h',
'RCTMultilineTextInputViewManager.h',
'RCTMultipartDataTask.h',
'RCTMultipartStreamReader.h',
'RCTMultiplicationAnimatedNode.h',
'RCTNativeAnimatedModule.h',
'RCTNativeAnimatedNodesManager.h',
'RCTNativeAnimatedTurboModule.h',
'RCTNetworkPlugins.h',
'RCTNetworkTask.h',
'RCTNetworking.h',
'RCTNullability.h',
'RCTObjectAnimatedNode.h',
'RCTPLTag.h',
'RCTPackagerClient.h',
'RCTPackagerConnection.h',
'RCTParserUtils.h',
'RCTPerformanceLogger.h',
'RCTPerformanceLoggerLabels.h',
'RCTPlatform.h',
'RCTPointerEvents.h',
'RCTProfile.h',
'RCTPropsAnimatedNode.h',
'RCTRawTextShadowView.h',
'RCTRawTextViewManager.h',
'RCTReconnectingWebSocket.h',
'RCTRedBox.h',
'RCTRedBoxExtraDataViewController.h',
'RCTRedBoxSetEnabled.h',
'RCTRefreshControl.h',
'RCTRefreshControlManager.h',
'RCTRefreshableProtocol.h',
'RCTReloadCommand.h',
'RCTResizeMode.h',
'RCTRootContentView.h',
'RCTRootShadowView.h',
'RCTRootView.h',
'RCTRootViewDelegate.h',
'RCTRootViewInternal.h',
'RCTRuntimeExecutorModule.h',
'RCTSafeAreaShadowView.h',
'RCTSafeAreaView.h',
'RCTSafeAreaViewLocalData.h',
'RCTSafeAreaViewManager.h',
'RCTScrollContentShadowView.h',
'RCTScrollContentView.h',
'RCTScrollContentViewManager.h',
'RCTScrollEvent.h',
'RCTScrollView.h',
'RCTScrollViewManager.h',
'RCTScrollableProtocol.h',
'RCTSegmentedControl.h',
'RCTSegmentedControlManager.h',
'RCTSettingsManager.h',
'RCTSettingsPlugins.h',
'RCTShadowView+Internal.h',
'RCTShadowView+Layout.h',
'RCTShadowView.h',
'RCTSinglelineTextInputView.h',
'RCTSinglelineTextInputViewManager.h',
'RCTSourceCode.h',
'RCTSpringAnimation.h',
'RCTStatusBarManager.h',
'RCTStyleAnimatedNode.h',
'RCTSubtractionAnimatedNode.h',
'RCTSurface.h',
'RCTSurfaceDelegate.h',
'RCTSurfaceHostingProxyRootView.h',
'RCTSurfaceHostingView.h',
'RCTSurfacePresenterStub.h',
'RCTSurfaceProtocol.h',
'RCTSurfaceRootShadowView.h',
'RCTSurfaceRootShadowViewDelegate.h',
'RCTSurfaceRootView.h',
'RCTSurfaceSizeMeasureMode.h',
'RCTSurfaceStage.h',
'RCTSurfaceView+Internal.h',
'RCTSurfaceView.h',
'RCTSwitch.h',
'RCTSwitchManager.h',
'RCTTextAttributes.h',
'RCTTextDecorationLineType.h',
'RCTTextSelection.h',
'RCTTextShadowView.h',
'RCTTextTransform.h',
'RCTTextView.h',
'RCTTextViewManager.h',
'RCTTiming.h',
'RCTTouchEvent.h',
'RCTTouchHandler.h',
'RCTTrackingAnimatedNode.h',
'RCTTransformAnimatedNode.h',
'RCTTurboModuleRegistry.h',
'RCTUIImageViewAnimated.h',
'RCTUIManager.h',
'RCTUIManagerObserverCoordinator.h',
'RCTUIManagerUtils.h',
'RCTUITextField.h',
'RCTUITextView.h',
'RCTUIUtils.h',
'RCTURLRequestDelegate.h',
'RCTURLRequestHandler.h',
'RCTUtils.h',
'RCTUtilsUIOverride.h',
'RCTValueAnimatedNode.h',
'RCTVersion.h',
'RCTVibration.h',
'RCTVibrationPlugins.h',
'RCTView.h',
'RCTViewManager.h',
'RCTViewUtils.h',
'RCTVirtualTextShadowView.h',
'RCTVirtualTextView.h',
'RCTVirtualTextViewManager.h',
'RCTWebSocketExecutor.h',
'RCTWebSocketModule.h',
'RCTWrapperViewController.h',
'React-Core-umbrella.h',
'React-Core.modulemap',
'UIView+Private.h',
'UIView+React.h',
]);
//# sourceMappingURL=ReactImportsPatcher.js.map