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lix/tests/export-graph.nix
Eelco Dolstra 90b5e69284 Support quoted attribute names in -A
This is requires if you have attribute names with dots in them.  So
you can now say:

  $ nix-instantiate '<nixos>' -A 'config.systemd.units."postgresql.service".text' --eval-only

Fixes .
2013-11-18 10:21:12 +00:00

30 lines
780 B
Nix

with import ./config.nix;
rec {
printRefs =
''
echo $exportReferencesGraph
while read path; do
read drv
read nrRefs
echo "$path has $nrRefs references"
echo "$path" >> $out
for ((n = 0; n < $nrRefs; n++)); do read ref; echo "ref $ref"; test -e "$ref"; done
done < refs
'';
foo."bar.runtimeGraph" = mkDerivation {
name = "dependencies";
builder = builtins.toFile "build-graph-builder" "${printRefs}";
exportReferencesGraph = ["refs" (import ./dependencies.nix)];
};
foo."bar.buildGraph" = mkDerivation {
name = "dependencies";
builder = builtins.toFile "build-graph-builder" "${printRefs}";
exportReferencesGraph = ["refs" (import ./dependencies.nix).drvPath];
};
}