Add cgPathFallback property to NSBezierPath for macOS versions < 14 to support conversion to CGPath

Author: tom-ludwig

Sources/CodeEditTextView/Extensions/NSBezierPath+CGPathFallback.swift

@@ -0,0 +1,34 @@
+//
+//  NSBezierPath+CGPathFallback.swift
+//  CodeEditTextView
+//
+//  Created by Tom Ludwig on 27.11.24.
+//
+
+import AppKit
+
+extension NSBezierPath {
+    /// Converts the `NSBezierPath` instance into a `CGPath`, providing a fallback method for compatibility(macOS < 14).
+    public var cgPathFallback: CGPath {
+        let path = CGMutablePath()
+        var points = [CGPoint](repeating: .zero, count: 3)
+
+        for index in 0 ..< elementCount {
+            let type = element(at: index, associatedPoints: &points)
+            switch type {
+            case .moveTo:
+                path.move(to: points[0])
+            case .lineTo:
+                path.addLine(to: points[0])
+            case .curveTo:
+                path.addCurve(to: points[2], control1: points[0], control2: points[1])
+            case .closePath:
+                path.closeSubpath()
+            @unknown default:
+                continue
+            }
+        }
+
+        return path
+    }
+}