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nixpkgs.lib: Add escapeNixString

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This commit is contained in:
Ryan Trinkle 2017-12-02 13:03:40 -05:00
parent 7d27f25582
commit 6281eb123b
1 changed files with 8 additions and 0 deletions
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8
lib/strings.nix
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@ -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: