colin/nixpkgs
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge pull request #204087 from ncfavier/splitString-simplify

Browse Source
This commit is contained in:
Naïm Favier 2022-12-08 13:30:50 +01:00 committed by GitHub
commit 22af649d14
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 4 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
lib/strings.nix
View File

@ -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.