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 #151.
		
			
				
	
	
		
			29 lines
		
	
	
	
		
			780 B
		
	
	
	
		
			Nix
		
	
	
	
	
	
			
		
		
	
	
			29 lines
		
	
	
	
		
			780 B
		
	
	
	
		
			Nix
		
	
	
	
	
	
with import ./config.nix;
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rec {
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  printRefs =
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    ''
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      echo $exportReferencesGraph
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      while read path; do
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          read drv
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          read nrRefs
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          echo "$path has $nrRefs references"
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          echo "$path" >> $out
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          for ((n = 0; n < $nrRefs; n++)); do read ref; echo "ref $ref"; test -e "$ref"; done
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      done < refs
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    '';
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  foo."bar.runtimeGraph" = mkDerivation {
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    name = "dependencies";
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    builder = builtins.toFile "build-graph-builder" "${printRefs}";
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    exportReferencesGraph = ["refs" (import ./dependencies.nix)];
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  };
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  foo."bar.buildGraph" = mkDerivation {
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    name = "dependencies";
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    builder = builtins.toFile "build-graph-builder" "${printRefs}";
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    exportReferencesGraph = ["refs" (import ./dependencies.nix).drvPath];
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  };
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}
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