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Referring to a static nil objects's field is impossible, even when it should #12559
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It's worse than that: Exampleimport sequtils
type T = ref object
x: int
proc foo(arg: static T) =
static:
assert arg == nil or arg.x > 0
foo nil Current Output/usercode/in.nim(10, 5) template/generic instantiation of |
Isn't Also, if instead of a proc, you define a macrom then it is catched correctly:
Then you get:
Afaik both results (undefined for proc and nil address for macro) are correct, in my humble opninion. |
Well, if it's a wont-fix, is there any other way to do compile-time checking on arguments like this? |
It's not a wont-fix, it looks like a real bug to me. |
should do |
Example
Current Output
Expected Output
The standard error message for when trying to access a nil ref
Additional Information
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