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lib: make lazy immediately evaluate if inner is not function

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Infinidoge 2024-07-15 01:11:28 -04:00
parent c24c58a743
commit 221804e83e
Signed by: Infinidoge
SSH key fingerprint: SHA256:oAMyvotlNFraMmZmr+p6AxnNfW/GioTs1pOn3V4tQ7A
1 changed files with 5 additions and 2 deletions
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7
lib/default.nix
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@ -49,14 +49,17 @@ rec {
spread = function: list: if list == [ ] then function else spread (function (head list)) (tail list);
isFunction = obj: (typeOf obj) == "lambda" || ((typeOf obj) == "set" && obj ? __functor);
# Takes a function and makes it lazy, by consuming arguments and applying it to the inner function first
# before calling the original function
lazy = func: inner: {
# if the inner object is not actually a function, then just calls the original function
lazy = func: inner: if !(isFunction inner) then func inner else {
inherit func;
app = inner;
__functor = self: input:
let app = self.app input; in
if (typeOf app) == "lambda" then self // { inherit app; }
if isFunction app then self // { inherit app; }
else self.func app;
};