lib.mapAttrs

Takes 2 arguments

f, attrset

Apply a function to each element in an attribute set, creating a new attribute set.

Inputs

f

A function that takes an attribute name and its value, and returns the new value for the attribute.

attrset

The attribute set to iterate through.

Type

mapAttrs :: (String -> Any -> Any) -> AttrSet -> AttrSet

Examples

mapAttrs (name: value: name + "-" + value)
   { x = "foo"; y = "bar"; }
=> { x = "x-foo"; y = "y-bar"; }

Noogle detected

• builtins.mapAttrs
• lib.attrsets.mapAttrs