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* New built-in function `builtins.attrNames' that returns the

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names of the attributes in an attribute set.
This commit is contained in:
Eelco Dolstra 2006-12-12 16:14:31 +00:00
parent 5e6699188f
commit 1a7e88bbd9
4 changed files with 51 additions and 0 deletions
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tests/lang/eval-okay-attrnames.exp Normal file
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Str("newxfoonewxy",[])

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tests/lang/eval-okay-attrnames.nix Normal file
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with import ./lib.nix;
let
attrs = {y = "y"; x = "x"; foo = "foo";} // rec {x = "newx"; bar = x;};
names = builtins.attrNames attrs;
values = map (name: builtins.getAttr name attrs) names;
in concat values