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-rw-r--r--tv/4lib/default.nix22
1 files changed, 22 insertions, 0 deletions
diff --git a/tv/4lib/default.nix b/tv/4lib/default.nix
new file mode 100644
index 000000000..dbc0c29b7
--- /dev/null
+++ b/tv/4lib/default.nix
@@ -0,0 +1,22 @@
+{ lib, pkgs, ... }:
+
+with lib;
+
+lib // rec {
+
+ git = import ./git.nix {
+ inherit lib pkgs;
+ };
+
+ # "7.4.335" -> "74"
+ majmin = with lib; x : concatStrings (take 2 (splitString "." x));
+
+ shell-escape =
+ let
+ isSafeChar = c: match "[-./0-9_a-zA-Z]" c != null;
+ in
+ stringAsChars (c:
+ if isSafeChar c then c
+ else if c == "\n" then "'\n'"
+ else "\\${c}");
+}