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lib/types: warn loaOf is deprecated

This commit is contained in:
rnhmjoj 2019-06-14 10:07:18 +02:00 committed by worldofpeace
parent cde46494c6
commit 03309899eb
1 changed files with 29 additions and 12 deletions
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41
lib/types.nix
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@ -295,26 +295,43 @@ rec {
# List or attribute set of ...
loaOf = elemType:
let
convertAllLists = defs:
convertAllLists = loc: defs:
let
padWidth = stringLength (toString (length defs));
unnamedPrefix = i: "unnamed-" + fixedWidthNumber padWidth i + ".";
in
imap1 (i: convertIfList (unnamedPrefix i)) defs;
convertIfList = unnamedPrefix: def:
imap1 (i: convertIfList loc (unnamedPrefix i)) defs;
convertIfList = loc: unnamedPrefix: def:
if isList def.value then
let
padWidth = stringLength (toString (length def.value));
unnamed = i: unnamedPrefix + fixedWidthNumber padWidth i;
res =
{ inherit (def) file;
value = listToAttrs (
imap1 (elemIdx: elem:
{ name = elem.name or (unnamed elemIdx);
value = elem;
}) def.value);
};
option = concatStringsSep "." loc;
sample = take 3 def.value;
list = concatMapStrings (x: ''{ name = "${x.name or "unnamed"}"; ...} '') sample;
set = concatMapStrings (x: ''${x.name or "unnamed"} = {...}; '') sample;
msg = ''
In file ${def.file}
a list is being assigned to the option config.${option}.
This will soon be an error as type loaOf is deprecated.
See https://git.io/fj2zm for more information.
Do
${option} =
{ ${set}...}
instead of
${option} =
[ ${list}...]
'';
in
{ inherit (def) file;
value = listToAttrs (
imap1 (elemIdx: elem:
{ name = elem.name or (unnamed elemIdx);
value = elem;
}) def.value);
}
lib.warn msg res
else
def;
attrOnly = attrsOf elemType;
@ -322,7 +339,7 @@ rec {
name = "loaOf";
description = "list or attribute set of ${elemType.description}s";
check = x: isList x || isAttrs x;
merge = loc: defs: attrOnly.merge loc (convertAllLists defs);
merge = loc: defs: attrOnly.merge loc (convertAllLists loc defs);
getSubOptions = prefix: elemType.getSubOptions (prefix ++ ["<name?>"]);
getSubModules = elemType.getSubModules;
substSubModules = m: loaOf (elemType.substSubModules m);