Merge branch 'SDWebImage-master'

Author: WendellXY

SDWebImageSwiftUI/Classes/ImageViewWrapper.swift

@@ -55,7 +55,7 @@ import SwiftUI
  public override var intrinsicContentSize: CGSize {
  /// Match the behavior of SwiftUI.Image, only when image is resizable, use the super implementation to calculate size
  let contentSize = wrapped.intrinsicContentSize
- if let _ = resizingMode {
+ if resizingMode != nil {
  /// Keep aspect ratio
  if contentSize.width > 0 && contentSize.height > 0 {
  let ratio = contentSize.width / contentSize.height
@@ -74,15 +74,21 @@ import SwiftUI
  super.init(frame: frameRect)
  addSubview(wrapped)
  observation = observe(\.wrapped.image, options: [.new]) { [weak self] _, _ in
- self?.invalidateIntrinsicContentSize()
+ guard let self = self else {
+ return
+ }
+ self.invalidateIntrinsicContentSize()
  }
  }
 
  public required init?(coder: NSCoder) {
  super.init(coder: coder)
  addSubview(wrapped)
  observation = observe(\.wrapped.image, options: [.new]) { [weak self] _, _ in
- self?.invalidateIntrinsicContentSize()
+ guard let self = self else {
+ return
+ }
+ self.invalidateIntrinsicContentSize()
  }
  }
  }