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lib.fileset.toSource: Mention fromSource in errors

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This commit is contained in:
Silvan Mosberger 2023-11-08 21:44:44 +01:00
parent 73493584a7
commit e07e80e841
4 changed files with 19 additions and 3 deletions
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7
lib/fileset/default.nix
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@ -153,7 +153,12 @@ If a directory does not recursively contain any file, it is omitted from the sto
sourceFilter = _toSourceFilter fileset;
in
if ! isPath root then
if isStringLike root then
if root ? _isLibCleanSourceWith then
throw ''
lib.fileset.toSource: `root` is a `lib.sources`-based value, but it should be a path instead.
To use a `lib.sources`-based value, convert it to a file set using `lib.fileset.fromSource` and pass it as `fileset`.
Note that this only works for sources created from paths.''
else if isStringLike root then
throw ''
lib.fileset.toSource: `root` ("${toString root}") is a string-like value, but it should be a path instead.
Paths in strings are not supported by `lib.fileset`, use `lib.sources` or derivations instead.''