about summary refs log tree commit diff
path: root/lib/strings.nix
diff options
context:
space:
mode:
authorRyan Trinkle <ryan.trinkle@gmail.com>2017-12-02 13:03:40 -0500
committerRyan Trinkle <ryan.trinkle@gmail.com>2017-12-02 13:28:00 -0500
commit6281eb123bcdefcaebbd973600f4d33772012025 (patch)
tree5299241350ff82fed733cfb62091bb9f58674de0 /lib/strings.nix
parent7d27f25582b70b8d74100a5df8d7ba8e869cad24 (diff)
downloadnixlib-6281eb123bcdefcaebbd973600f4d33772012025.tar
nixlib-6281eb123bcdefcaebbd973600f4d33772012025.tar.gz
nixlib-6281eb123bcdefcaebbd973600f4d33772012025.tar.bz2
nixlib-6281eb123bcdefcaebbd973600f4d33772012025.tar.lz
nixlib-6281eb123bcdefcaebbd973600f4d33772012025.tar.xz
nixlib-6281eb123bcdefcaebbd973600f4d33772012025.tar.zst
nixlib-6281eb123bcdefcaebbd973600f4d33772012025.zip
nixpkgs.lib: Add escapeNixString
Diffstat (limited to 'lib/strings.nix')
-rw-r--r--lib/strings.nix8
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/strings.nix b/lib/strings.nix
index aca9ef45e615..9cbd1494a2b5 100644
--- a/lib/strings.nix
+++ b/lib/strings.nix
@@ -219,6 +219,14 @@ rec {
   */
   escapeShellArgs = concatMapStringsSep " " escapeShellArg;
 
+  /* Turn a string into a Nix expression representing that string
+
+     Example:
+       escapeNixString "hello\${}\n"
+       => "\"hello\\\${}\\n\""
+  */
+  escapeNixString = s: escape ["$"] (builtins.toJSON s);
+
   /* Obsolete - use replaceStrings instead. */
   replaceChars = builtins.replaceStrings or (
     del: new: s: