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lib/strings: add isPathLike helper

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Austin Horstman 2026-05-20 09:22:55 -05:00
parent eaca478c95
commit d33c97ec1b
1 changed files with 7 additions and 0 deletions
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7
modules/lib/strings.nix
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@ -87,4 +87,11 @@ rec {
# Returns true for strings like `SCREAMING_SNAKE_CASE`, `SOME_CONSTANT`.
# Must be all uppercase letters/numbers, with words separated by single underscores.
isScreamingSnakeCase = str: builtins.match "^[A-Z0-9]+(_[A-Z0-9]+)*$" str != null;
# Check if the content is path-like (a path, a Nix store path string, or a derivation).
isPathLike =
content:
lib.isPath content
|| (builtins.isString content && lib.hasPrefix "${builtins.storeDir}/" content)
|| lib.isDerivation content;
}