jyapayne/Nim
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

distinctBase overload for values (#13746)

Browse source
This commit is contained in:
Timothee Cour 2020-03-25 13:47:03 -07:00 • committed by GitHub
commit 98753da331
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
2 changed files with 8 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

7
lib/pure/typetraits.nim
View file

@ -71,6 +71,13 @@ proc distinctBase*(T: typedesc): typedesc {.magic: "TypeTrait".}
## Returns base type for distinct types, works only for distinct types.
## compile time error otherwise
since (1, 1):
template distinctBase*[T](a: T): untyped =
## overload for values
runnableExamples:
type MyInt = distinct int
doAssert 12.MyInt.distinctBase == 12
distinctBase(type(a))(a)
proc tupleLen*(T: typedesc[tuple]): int {.magic: "TypeTrait", since: (1, 1).}
## Return number of elements of `T`