Prevent the compiler finding the wrong CGFloat (#34)

Matias Villaverde · web-flow · commit fa3d278e1475 · 2020-05-20T09:04:43.000+02:00
diff --git a/Sources/Prometheus/Utils.swift b/Sources/Prometheus/Utils.swift
@@ -1,5 +1,9 @@
 import Foundation
 
+#if os(iOS) || os(watchOS) || os(tvOS)
+import CoreGraphics
+#endif
+
 /// Empty labels class
 public struct EmptyLabels: MetricLabels {
     /// Creates empty labels
