diff --git a/lib/modules.nix b/lib/modules.nix index 6cbef5632bd..518f4047cc6 100644 --- a/lib/modules.nix +++ b/lib/modules.nix @@ -93,7 +93,11 @@ rec { res set._definedNames else res; - result = { inherit options config; }; + result = { + inherit options; + config = removeAttrs config [ "_module" ]; + inherit (config) _module; + }; in result; # collectModules :: (modulesPath: String) -> (modules: [ Module ]) -> (args: Attrs) -> [ Module ] @@ -295,7 +299,9 @@ rec { in throw "The option `${showOption loc}' in `${firstOption._file}' is a prefix of options in `${firstNonOption._file}'." else - mergeModules' loc decls defns + if all (def: isAttrs def.value) defns' then mergeModules' loc decls defns + else let firstInvalid = findFirst (def: ! isAttrs def.value) null defns'; + in throw "The option path `${showOption loc}' is an attribute set of options, but it is defined to not be an attribute set in `${firstInvalid.file}'. Did you define its value at the correct and complete path?" )) // { _definedNames = map (m: { inherit (m) file; names = attrNames m.config; }) configs; }; @@ -410,10 +416,9 @@ rec { # Type-check the remaining definitions, and merge them. Or throw if no definitions. mergedValue = if isDefined then - foldl' (res: def: - if type.check def.value then res - else throw "The option value `${showOption loc}' in `${def.file}' is not of type `${type.description}'." - ) (type.merge loc defsFinal) defsFinal + if all (def: type.check def.value) defsFinal then type.merge loc defsFinal + else let firstInvalid = findFirst (def: ! type.check def.value) null defsFinal; + in throw "The option value `${showOption loc}' in `${firstInvalid.file}' is not of type `${type.description}'." else # (nixos-option detects this specific error message and gives it special # handling. If changed here, please change it there too.) diff --git a/lib/tests/modules.sh b/lib/tests/modules.sh index d87f9db0a90..1b3d01646d8 100755 --- a/lib/tests/modules.sh +++ b/lib/tests/modules.sh @@ -199,6 +199,14 @@ checkConfigOutput "true" config.conditionalWorks ./declare-attrsOf.nix ./attrsOf checkConfigOutput "false" config.conditionalWorks ./declare-lazyAttrsOf.nix ./attrsOf-conditional-check.nix checkConfigOutput "empty" config.value.foo ./declare-lazyAttrsOf.nix ./attrsOf-conditional-check.nix +# Check error for when an option set is defined to be a non-attribute set value +checkConfigError 'The option path .* is an attribute set of options, but it is defined to not be an attribute set in' \ + config.value ./declare-option-set.nix ./define-value-int-zero.nix + +# Even with multiple assignments, a type error should be thrown if any of them aren't valid +checkConfigError 'The option value .* in .* is not of type .*' \ + config.value ./declare-int-unsigned-value.nix ./define-value-list.nix ./define-value-int-positive.nix + cat <