diff options
| author | Naïm Favier <n@monade.li> | 2022-12-08 13:30:50 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-12-08 13:30:50 +0100 |
| commit | 22af649d146f4bbb369534981d4956b93570af09 (patch) | |
| tree | e5a2efb159a9b70af20b90f48ecaa566cbf477d4 /lib/strings.nix | |
| parent | Merge pull request #205043 from skeuchel/python-metakernel (diff) | |
| parent | lib/strings: simplify `splitString` (diff) | |
| download | nixpkgs-22af649d146f4bbb369534981d4956b93570af09.tar.gz | |
Merge pull request #204087 from ncfavier/splitString-simplify
Diffstat (limited to 'lib/strings.nix')
| -rw-r--r-- | lib/strings.nix | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/lib/strings.nix b/lib/strings.nix index 96dfb779cd6f..9a4f29380d0d 100644 --- a/lib/strings.nix +++ b/lib/strings.nix @@ -510,7 +510,7 @@ rec { toUpper = replaceChars lowerChars upperChars; /* Appends string context from another string. This is an implementation - detail of Nix. + detail of Nix and should be used carefully. Strings in Nix carry an invisible `context` which is a list of strings representing store paths. If the string is later used in a derivation @@ -533,13 +533,11 @@ rec { splitString "/" "/usr/local/bin" => [ "" "usr" "local" "bin" ] */ - splitString = _sep: _s: + splitString = sep: s: let - sep = builtins.unsafeDiscardStringContext _sep; - s = builtins.unsafeDiscardStringContext _s; - splits = builtins.filter builtins.isString (builtins.split (escapeRegex sep) s); + splits = builtins.filter builtins.isString (builtins.split (escapeRegex (toString sep)) (toString s)); in - map (v: addContextFrom _sep (addContextFrom _s v)) splits; + map (addContextFrom s) splits; /* Return a string without the specified prefix, if the prefix matches. |