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

stdenv: More useful error message on bad meta attrs

Browse Source 
This helps in debugging meta attribute type errors,
which are now enforced as of commit
90b9719f4f.
This commit is contained in:
Aneesh Agrawal
2017-05-02 01:45:30 -04:00
parent bd9246b009
commit d3acf9891c
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
pkgs/stdenv/generic/default.nix
+1 -1
View File
@@ -236,7 +236,7 @@ let
checkMetaAttr = k: v: checkMetaAttr = k: v:
if metaTypes?${k} then if metaTypes?${k} then
if metaTypes.${k}.check v then null else "key '${k}' has a value of an invalid type; expected ${metaTypes.${k}.description}" if metaTypes.${k}.check v then null else "key '${k}' has a value ${v} of an invalid type ${builtins.typeOf v}; expected ${metaTypes.${k}.description}"
else "key '${k}' is unrecognized; expected one of: \n\t [${lib.concatMapStringsSep ", " (x: "'${x}'") (lib.attrNames metaTypes)}]"; else "key '${k}' is unrecognized; expected one of: \n\t [${lib.concatMapStringsSep ", " (x: "'${x}'") (lib.attrNames metaTypes)}]";
checkMeta = meta: if shouldCheckMeta then lib.remove null (lib.mapAttrsToList checkMetaAttr meta) else []; checkMeta = meta: if shouldCheckMeta then lib.remove null (lib.mapAttrsToList checkMetaAttr meta) else [];