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neovim-flake/lib/types/custom.nix
diniamo 32d231395f
plugins/visuals(indent-blankline): move to setupOpts ()
* plugins/visuals(indent-blankline): move to setupOpts

* configuration: match indentblankline part with changes
2024-07-12 15:47:33 +00:00

61 lines
2.2 KiB
Nix

{lib}: let
inherit (lib) isStringLike showOption showFiles getFiles mergeOneOption mergeEqualOption mkOptionType;
inherit (lib.types) anything attrsOf;
inherit (lib.nvim.types) anythingConcatLists;
inherit (builtins) typeOf isAttrs any head concatLists stringLength;
in {
# HACK: Does this break anything in our case?
# A modified version of the nixpkgs anything type that concatenates lists
# This isn't the default because the order in which the lists are concatenated depends on the order in which the modules are imported,
# which makes it non-deterministic
anythingConcatLists =
anything
// {
merge = loc: defs: let
getType = value:
if isAttrs value && isStringLike value
then "stringCoercibleSet"
else typeOf value;
# Throw an error if not all defs have the same type
checkType = getType (head defs).value;
commonType =
if any (def: getType def.value != checkType) defs
then throw "The option `${showOption loc}' has conflicting option types in ${showFiles (getFiles defs)}"
else checkType;
mergeFunctions = {
# Recursively merge attribute sets
set = (attrsOf anythingConcatLists).merge;
# Overridden behavior for lists, that concatenates lists
list = _: defs: concatLists (map (e: e.value) defs);
# This means it's a package, only accept a single definition
stringCoercibleSet = mergeOneOption;
# This works by passing the argument to the functions,
# and merging their returns values instead
lambda = loc: defs: arg:
anythingConcatLists.merge
(loc ++ ["<function body>"])
(map (def: {
inherit (def) file;
value = def.value arg;
})
defs);
};
in
# Merge the defs with the correct function from above, if available
# otherwise only allow equal values
(mergeFunctions.${commonType} or mergeEqualOption) loc defs;
};
char = mkOptionType {
name = "char";
description = "character";
descriptionClass = "noun";
check = value: stringLength value < 2;
merge = mergeEqualOption;
};
}