Add File.writeAll* variants that create parent directories

src/Aardvark.Base.FSharp/Prelude/FSLibExtensions.fs

@@ -529,13 +529,92 @@ module Path =
 module File =
     open System.IO
 
-    let writeAllLines p lines = File.WriteAllLines (p,lines)
-    let writeAllText  p text  = File.WriteAllText  (p,text)
-    let writeAllBytes p bytes = File.WriteAllBytes (p,bytes)
+    /// <summary>
+    /// Creates the parent directory of the given file path, if it does not exist.
+    /// </summary>
+    /// <param name="path">The path of the file, whose parent directory is to be created.</param>
+    let createParentDirectory (path : string) =
+        let info = FileInfo(path)
+        if not info.Directory.Exists then
+            info.Directory.Create()
+
+    /// <summary>
+    /// Creates a new file, writes the specified string array to the file, and then closes the file.
+    /// </summary>
+    /// <param name="path">The file to write to.</param>
+    /// <param name="lines">The lines to write to the file.</param>
+    let writeAllLines (path : string) (lines : string[]) =
+        File.WriteAllLines(path, lines)
+
+    /// <summary>
+    /// Creates a new file, writes the specified string array to the file, and then closes the file.
+    /// If the parent directory does not exist, it is created first.
+    /// </summary>
+    /// <param name="path">The file to write to.</param>
+    /// <param name="lines">The lines to write to the file.</param>
+    let writeAllLinesSafe (path : string) (lines : string[]) =
+        createParentDirectory path
+        File.WriteAllLines(path, lines)
+
+    /// <summary>
+    /// Creates a new file, writes the specified string to the file, and then closes the file.
+    /// </summary>
+    /// <param name="path">The file to write to.</param>
+    /// <param name="text">The string to write to the file.</param>
+    let writeAllText (path : string) (text : string) =
+        File.WriteAllText(path, text)
+
+    /// <summary>
+    /// Creates a new file, writes the specified string to the file, and then closes the file.
+    /// If the parent directory does not exist, it is created first.
+    /// </summary>
+    /// <param name="path">The file to write to.</param>
+    /// <param name="text">The string to write to the file.</param>
+    let writeAllTextSafe (path : string) (text : string) =
+        createParentDirectory path
+        File.WriteAllText(path, text)
 
-    let readAllLines p = File.ReadAllLines p
-    let readAllText  p = File.ReadAllText  p
-    let readAllBytes p = File.ReadAllBytes p
+    /// <summary>
+    /// Creates a new file, writes the specified byte array to the file, and then closes the file.
+    /// </summary>
+    /// <param name="path">The file to write to.</param>
+    /// <param name="bytes">The bytes to write to the file.</param>
+    let writeAllBytes (path : string) (bytes : uint8[]) =
+        File.WriteAllBytes(path, bytes)
+
+    /// <summary>
+    /// Creates a new file, writes the specified byte array to the file, and then closes the file.
+    /// If the parent directory does not exist, it is created first.
+    /// </summary>
+    /// <param name="path">The file to write to.</param>
+    /// <param name="bytes">The bytes to write to the file.</param>
+    let writeAllBytesSafe (path : string) (bytes : uint8[]) =
+        createParentDirectory path
+        File.WriteAllBytes(path, bytes)
+
+    /// <summary>
+    /// Opens a text file, reads all lines of the file into a string array, and then closes the file.
+    /// </summary>
+    /// <param name="path">The file to open for reading.</param>
+    /// <returns>A string array containing all lines of the file.</returns>
+    let readAllLines (path : string) =
+        File.ReadAllLines path
+
+    /// <summary>
+    /// Opens a text file, reads all the text in the file into a string, and then closes the file.
+    /// </summary>
+    /// <param name="path">The file to open for reading.</param>
+    /// <returns>A string containing all the text in the file.</returns>
+    let readAllText (path : string) =
+        File.ReadAllText path
+
+    /// <summary>
+    /// Opens a binary file, reads the contents of the file into a byte array, and then closes the file.
+    /// </summary>
+    /// <param name="path">The file to open for reading.</param>
+    /// <returns>A byte array containing the contents of the file.</returns>
+    let readAllBytes (path : string) =
+        File.ReadAllBytes path
 
 [<AutoOpen>]
 module NativeUtilities =