move since from inclrtl to std/private/since (#14188)

* move since from inclrtl to std/private/since
* move since import in system below for HCR
This commit is contained in:
hlaaftana
2020-05-03 00:51:59 +03:00
committed by GitHub
parent 3be669be32
commit fbc97e712a
27 changed files with 60 additions and 59 deletions

19
lib/std/private/since.nim Normal file
View File

@@ -0,0 +1,19 @@
template since*(version: (int, int), body: untyped) {.dirty.} =
## Evaluates `body` if the ``(NimMajor, NimMinor)`` is greater than
## or equal to `version`. Usage:
##
## .. code-block:: Nim
## proc fun*() {.since: (1, 3).}
## since (1, 3): fun()
when (NimMajor, NimMinor) >= version:
body
template since*(version: (int, int, int), body: untyped) {.dirty.} =
## Evaluates `body` if ``(NimMajor, NimMinor, NimPatch)`` is greater than
## or equal to `version`. Usage:
##
## .. code-block:: Nim
## proc fun*() {.since: (1, 3, 1).}
## since (1, 3, 1): fun()
when (NimMajor, NimMinor, NimPatch) >= version:
body