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author | Eelco Dolstra <eelco.dolstra@logicblox.com> | 2012-05-25 17:19:07 +0000 |
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committer | Eelco Dolstra <eelco.dolstra@logicblox.com> | 2012-05-25 17:19:07 +0000 |
commit | 040cf06388b1d5d94c0087c0243fd8fcf2502dce (patch) | |
tree | 7408ca887c0bf0b8656c71547c748a7351419238 /pkgs/lib/types.nix | |
parent | 89af9f3f4c95c3dcca5c4f33b830201ab20b75bf (diff) | |
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* Add a type "path".
svn path=/nixpkgs/trunk/; revision=34247
Diffstat (limited to 'pkgs/lib/types.nix')
-rw-r--r-- | pkgs/lib/types.nix | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/pkgs/lib/types.nix b/pkgs/lib/types.nix index c1d7240f693..2c85ee0077a 100644 --- a/pkgs/lib/types.nix +++ b/pkgs/lib/types.nix @@ -64,7 +64,7 @@ rec { string = mkOptionType { name = "string"; - check = lib.traceValIfNot (x: builtins ? isString -> builtins.isString x); + check = lib.traceValIfNot builtins.isString; merge = lib.concatStrings; }; @@ -86,6 +86,12 @@ rec { check = lib.traceValIfNot isDerivation; }; + path = mkOptionType { + name = "path"; + # Hacky: there is no ‘isPath’ primop. + check = lib.traceValIfNot (x: builtins.substring 0 1 (toString x) == "/"); + }; + listOf = types.list; list = elemType: mkOptionType { name = "list of ${elemType.name}s"; |