Add Env.HasMultiplePlatformTargets

Author: mythz

src/ServiceStack.Text/Env.cs

@@ -57,6 +57,7 @@ static Env()
             IsWindows = System.Runtime.InteropServices.RuntimeInformation.IsOSPlatform(System.Runtime.InteropServices.OSPlatform.Windows);
             IsOSX  = System.Runtime.InteropServices.RuntimeInformation.IsOSPlatform(System.Runtime.InteropServices.OSPlatform.OSX);
             IsUnix = IsOSX || IsLinux;
+            HasMultiplePlatformTargets = true;
 #elif NET45
             var platform = (int)Environment.OSVersion.Platform;
             IsUnix = platform == 4 || platform == 6 || platform == 128;
@@ -107,6 +108,8 @@ static Env()
 
         public static string ServerUserAgent { get; set; }
 
+        public static bool HasMultiplePlatformTargets { get; set; }
+
         private static readonly DateTime __releaseDate;
         public static DateTime GetReleaseDate()
         {

src/ServiceStack.Text/PathUtils.cs

@@ -28,11 +28,9 @@ public static string MapAbsolutePath(this string relativePath, string appendPart
         public static string MapProjectPath(this string relativePath)
         {
             var sep = PclExport.Instance.DirSep;
-#if !NETSTANDARD1_1
-            return PclExport.Instance.MapAbsolutePath(relativePath, $"{sep}..{sep}..");
-#else
-            return PclExport.Instance.MapAbsolutePath(relativePath, $"{sep}..{sep}..{sep}..");
-#endif
+            return Env.HasMultiplePlatformTargets
+                ? PclExport.Instance.MapAbsolutePath(relativePath, $"{sep}..{sep}..{sep}..")
+                : PclExport.Instance.MapAbsolutePath(relativePath, $"{sep}..{sep}..");
         }
         /// <summary>
         /// Maps the path of a file in the context of a VS 2017+ multi-platform project in a Console App