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attrsets: clarify that mapAttrs maps over *leaf* attrs

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Adam Joseph 2023-01-22 15:12:40 -08:00
parent 2d23194179
commit ee00af7a32
1 changed files with 4 additions and 2 deletions
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6
lib/attrsets.nix
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@ -480,8 +480,10 @@ rec {
/* Like `mapAttrs`, except that it recursively applies itself to
attribute sets. Also, the first argument of the argument
function is a *list* of the names of the containing attributes.
the *leaf* attributes of a potentially-nested attribute set:
the second argument of the function will never be an attrset.
Also, the first argument of the argument function is a *list*
of the names of the containing attributes.
Example:
mapAttrsRecursive (path: value: concatStringsSep "-" (path ++ [value]))