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nixpkgs-manual: lib.attrsets.mapAttrsToList returns a list (#122179)

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Erlend Pedersen 2021-05-08 13:55:11 +02:00 committed by GitHub
parent 06efb08ec4
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2 changed files with 5 additions and 1 deletions
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2
doc/functions/library/attrsets.xml
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@ -855,7 +855,7 @@ lib.attrsets.mapAttrs' (name: value: lib.attrsets.nameValuePair ("foo_" + name)
<title><function>lib.attrsets.mapAttrsToList</function></title> <title><function>lib.attrsets.mapAttrsToList</function></title>
<subtitle><literal>mapAttrsToList :: (String -> Any -> Any) -> <subtitle><literal>mapAttrsToList :: (String -> Any -> Any) ->
AttrSet -> Any</literal> AttrSet -> [Any]</literal>
</subtitle> </subtitle>
<xi:include href="./locations.xml" xpointer="lib.attrsets.mapAttrsToList" /> <xi:include href="./locations.xml" xpointer="lib.attrsets.mapAttrsToList" />

4
lib/attrsets.nix
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@ -243,6 +243,10 @@ rec {
/* Call a function for each attribute in the given set and return /* Call a function for each attribute in the given set and return
the result in a list. the result in a list.
Type:
mapAttrsToList ::
(String -> a -> b) -> AttrSet -> [b]
Example: Example:
mapAttrsToList (name: value: name + value) mapAttrsToList (name: value: name + value)
{ x = "a"; y = "b"; } { x = "a"; y = "b"; }