forked from mirrors/nixpkgs
Report bad default values which would have cause a build failure if they
were used to build a NixOS system. svn path=/nixpkgs/trunk/; revision=17286
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@ -235,6 +235,12 @@ rec {
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# the set generated with filterOptionSets.
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optionAttrSetToDocList = ignore: newOptionAttrSetToDocList;
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newOptionAttrSetToDocList = attrs:
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let tryEval = v:
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let res = builtins.tryEval v; in
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if builtins ? tryEval then
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if res.success then res.value else "<error>"
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else v;
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in
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let options = collect isOption attrs; in
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fold (opt: rest:
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let
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@ -246,8 +252,8 @@ rec {
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declarations = map (x: toString x.source) opt.declarations;
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definitions = map (x: toString x.source) opt.definitions;
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}
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// (if opt ? example then {inherit(opt) example;} else {})
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// (if opt ? default then {inherit(opt) default;} else {});
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// optionalAttrs (opt ? example) { example = tryEval opt.example; }
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// optionalAttrs (opt ? default) { default = tryEval opt.default; };
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subOptions =
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if opt ? options then
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