Re: std.container.array: Error: unable to determine fields of Test because of forward references
On Thursday, 31 October 2019 at 12:37:55 UTC, user1234 wrote: struct S { S*[] children; } because otherwise when you declare the array the compiler has not finished the semantic ana of S. --- struct Test { Test[] t; } --- Works today. Putting pointers into the container (and thus having another indirection) is not an option, though.
Re: std.container.array: Error: unable to determine fields of Test because of forward references
On Thursday, 31 October 2019 at 12:37:55 UTC, user1234 wrote: On Thursday, 31 October 2019 at 12:29:28 UTC, Tobias Pankrath wrote: [...] Try struct S { S*[] children; } because otherwise when you declare the array the compiler has not finished the semantic ana of S. so S size is not known while S* size is known as it's a pointer
Re: std.container.array: Error: unable to determine fields of Test because of forward references
On Thursday, 31 October 2019 at 12:29:28 UTC, Tobias Pankrath wrote: My Problem: --- (https://run.dlang.io/is/CfLscj) import std.container.array; import std.traits; struct Test { Test[] t; } struct Test2 { Array!Test2 t; } int main() { return FieldTypeTuple!Test.length + FieldTypeTuple!Test2; } --- I've found https://issues.dlang.org/show_bug.cgi?id=19407 but I am not using separate compilation, just `dmd test.d`. I want to have a tree structure like --- struct S { S[] children; } --- but I do not want to rely on the GC and thus wanted to use a custom array type. What's the best way to do this? Try struct S { S*[] children; } because otherwise when you declare the array the compiler has not finished the semantic ana of S.
std.container.array: Error: unable to determine fields of Test because of forward references
My Problem: --- (https://run.dlang.io/is/CfLscj) import std.container.array; import std.traits; struct Test { Test[] t; } struct Test2 { Array!Test2 t; } int main() { return FieldTypeTuple!Test.length + FieldTypeTuple!Test2; } --- I've found https://issues.dlang.org/show_bug.cgi?id=19407 but I am not using separate compilation, just `dmd test.d`. I want to have a tree structure like --- struct S { S[] children; } --- but I do not want to rely on the GC and thus wanted to use a custom array type. What's the best way to do this?