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Merge pull request #14499 from roberth/genericClosure-errors
`builtins.genericClosure`: improve errors
This commit is contained in:
John Ericson
GitHub
commit
5a97c00f29
25 changed files with 299 additions and 86 deletions
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error:
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… while calling the 'seq' builtin
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at /pwd/lang/eval-fail-genericClosure-deeply-nested-element.nix:25:1:
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24| in
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25| builtins.seq finiteVal (
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| ^
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26| builtins.genericClosure {
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… while calling the 'genericClosure' builtin
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at /pwd/lang/eval-fail-genericClosure-deeply-nested-element.nix:26:3:
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25| builtins.seq finiteVal (
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26| builtins.genericClosure {
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| ^
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27| startSet = [
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… in genericClosure element { finite = { a0 = { a1 = { a2 = { a3 = { a4 = { a5 = { a6 = { a7 = { a8 = { ... }; }; }; }; }; }; }; }; }; }; «1 attribute elided» }
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error: attribute 'key' missing
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let
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finite = {
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a0 = {
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a1 = {
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a2 = {
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a3 = {
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a4 = {
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a5 = {
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a6 = {
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a7 = {
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a8 = {
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a9 = "deep";
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};
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};
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};
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};
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};
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};
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};
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};
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};
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};
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finiteVal = builtins.deepSeq finite finite;
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in
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builtins.seq finiteVal (
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builtins.genericClosure {
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startSet = [
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{
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infinite = import ./infinite-nesting.nix;
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finite = finiteVal;
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}
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];
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operator = x: [ (import ./infinite-nesting.nix) ];
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}
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)
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error:
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… while calling the 'genericClosure' builtin
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at /pwd/lang/eval-fail-genericClosure-element-missing-key.nix:1:1:
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1| builtins.genericClosure {
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| ^
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2| startSet = [ { nokey = 1; } ];
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… in genericClosure element { nokey = 1; }
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error: attribute 'key' missing
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builtins.genericClosure {
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startSet = [ { nokey = 1; } ];
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operator = x: [ ];
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}
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error:
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… while calling the 'genericClosure' builtin
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at /pwd/lang/eval-fail-genericClosure-element-not-attrset.nix:1:1:
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1| builtins.genericClosure {
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| ^
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2| startSet = [ "not an attrset" ];
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… in genericClosure element "not an attrset"
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error: expected a set but found a string: "not an attrset"
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builtins.genericClosure {
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startSet = [ "not an attrset" ];
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operator = x: [ ];
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}
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error:
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… while calling the 'genericClosure' builtin
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at /pwd/lang/eval-fail-genericClosure-keys-incompatible-types.nix:1:1:
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1| builtins.genericClosure {
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| ^
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2| startSet = [
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… while comparing element { key = "string"; }
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… with element { key = 1; }
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error: cannot compare a string with an integer; values are "string" and 1
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builtins.genericClosure {
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startSet = [
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{ key = 1; }
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{ key = "string"; }
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];
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operator = x: [ ];
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}
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error:
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… while calling the 'genericClosure' builtin
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at /pwd/lang/eval-fail-genericClosure-keys-uncomparable.nix:1:1:
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1| builtins.genericClosure {
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| ^
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2| startSet = [
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… while comparing element { key = { }; }
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… with element { key = { }; }
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error: cannot compare a set with a set; values of that type are incomparable (values are { } and { })
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builtins.genericClosure {
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startSet = [
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{ key = { }; }
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{ key = { }; }
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];
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operator = x: [ ];
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}
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error:
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… while calling the 'genericClosure' builtin
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at /pwd/lang/eval-fail-genericClosure-missing-operator.nix:1:1:
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1| builtins.genericClosure {
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| ^
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2| startSet = [ { key = 1; } ];
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… in the attrset passed as argument to builtins.genericClosure
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error: attribute 'operator' missing
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builtins.genericClosure {
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startSet = [ { key = 1; } ];
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}
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error:
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… while calling the 'genericClosure' builtin
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at /pwd/lang/eval-fail-genericClosure-missing-startSet.nix:1:1:
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1| builtins.genericClosure {
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| ^
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2| operator = x: [ ];
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… in the attrset passed as argument to builtins.genericClosure
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error: attribute 'startSet' missing
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builtins.genericClosure {
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operator = x: [ ];
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}
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error:
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… while calling the 'genericClosure' builtin
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at /pwd/lang/eval-fail-genericClosure-not-attrset.nix:1:1:
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1| builtins.genericClosure "not an attrset"
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| ^
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2|
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… while evaluating the first argument passed to builtins.genericClosure
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error: expected a set but found a string: "not an attrset"
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builtins.genericClosure "not an attrset"
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error:
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… while calling the 'genericClosure' builtin
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at /pwd/lang/eval-fail-genericClosure-operator-not-function.nix:1:1:
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1| builtins.genericClosure {
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| ^
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2| startSet = [ { key = 1; } ];
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… while evaluating the 'operator' attribute passed as argument to builtins.genericClosure
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error: expected a function but found a string: "not a function"
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builtins.genericClosure {
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startSet = [ { key = 1; } ];
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operator = "not a function";
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}
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error:
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… while calling the 'genericClosure' builtin
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at /pwd/lang/eval-fail-genericClosure-operator-not-list.nix:1:1:
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1| builtins.genericClosure {
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| ^
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2| startSet = [ { key = 1; } ];
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… while calling operator on genericClosure element { key = 1; }
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… while evaluating the return value of the `operator` passed to builtins.genericClosure
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error: expected a list but found a string: "not a list"
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builtins.genericClosure {
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startSet = [ { key = 1; } ];
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operator = x: "not a list";
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}
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error:
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… while calling the 'genericClosure' builtin
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at /pwd/lang/eval-fail-genericClosure-startSet-not-list.nix:1:1:
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1| builtins.genericClosure {
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| ^
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2| startSet = "not a list";
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… while evaluating the 'startSet' attribute passed as argument to builtins.genericClosure
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error: expected a list but found a string: "not a list"
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builtins.genericClosure {
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startSet = "not a list";
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operator = x: [ ];
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}
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4
tests/functional/lang/infinite-nesting.nix
Normal file
4
tests/functional/lang/infinite-nesting.nix
Normal file
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let
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mkInfinite = i: { "a${toString i}" = mkInfinite (i + 1); };
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in
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mkInfinite 0
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