diff options
Diffstat (limited to 'pkgs/lib/trivial.nix')
-rw-r--r-- | pkgs/lib/trivial.nix | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/pkgs/lib/trivial.nix b/pkgs/lib/trivial.nix deleted file mode 100644 index 8af3474f2a67..000000000000 --- a/pkgs/lib/trivial.nix +++ /dev/null @@ -1,38 +0,0 @@ -with { - inherit (import ./lists.nix) deepSeqList; - inherit (import ./attrsets.nix) deepSeqAttrs; -}; - -rec { - - # Identity function. - id = x: x; - - # Constant function. - const = x: y: x; - - # Named versions corresponding to some builtin operators. - concat = x: y: x ++ y; - or = x: y: x || y; - and = x: y: x && y; - mergeAttrs = x: y: x // y; - - # Take a function and evaluate it with its own returned value. - fix = f: let result = f result; in result; - - # Flip the order of the arguments of a binary function. - flip = f: a: b: f b a; - - # `seq x y' evaluates x, then returns y. That is, it forces strict - # evaluation of its first argument. - seq = x: y: if x == null then y else y; - - # Like `seq', but recurses into lists and attribute sets to force evaluation - # of all list elements/attributes. - deepSeq = x: y: - if builtins.isList x - then deepSeqList x y - else if builtins.isAttrs x - then deepSeqAttrs x y - else seq x y; -} |