Return correct size when SwiftUI proposes nil size

https://developer.apple.com/documentation/swiftui/proposedviewsize/replacingunspecifieddimensions(by:) has a default of 10 by 10
tevelee · Jul 8, 2024 · 733c317 · 733c317
1 parent c8fec23
commit 733c317
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diff --git a/Sources/Flow/Internal/Layout.swift b/Sources/Flow/Internal/Layout.swift
@@ -136,7 +136,7 @@ struct FlowLayout {
         let breakpoints = lineBreaker.wrapItemsToLines(
             sizes: sizes.map(\.breadth),
             spacings: spacings,
-            in: proposedSize.replacingUnspecifiedDimensions().value(on: axis)
+            in: proposedSize.replacingUnspecifiedDimensions(by: .infinity).value(on: axis)
         )
 
         var lines: Lines = []

diff --git a/Sources/Flow/Internal/Size.swift b/Sources/Flow/Internal/Size.swift
@@ -94,6 +94,13 @@ extension CGSize: FixedOrientation2DCoordinate {
             case .vertical: height
         }
     }
+
+    static var infinity: CGSize {
+        CGSize(
+            width: CGFloat.infinity,
+            height: CGFloat.infinity
+        )
+    }
 }
 
 @available(iOS 16.0, macOS 13.0, tvOS 16.0, watchOS 9.0, *)