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cleanup Ordinal (#13501)

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Timothee Cour 2020-02-27 01:43:13 -08:00 • committed by GitHub
commit 6a0e87eb38
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7 changed files with 36 additions and 10 deletions
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lib/system/arithmetics.nim
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@ -22,7 +22,7 @@ proc pred*[T: Ordinal](x: T, y = 1): T {.magic: "Pred", noSideEffect.}
## echo pred(5) # => 4
## echo pred(5, 3) # => 2
proc inc*[T: Ordinal|uint|uint64](x: var T, y = 1) {.magic: "Inc", noSideEffect.}
proc inc*[T: Ordinal](x: var T, y = 1) {.magic: "Inc", noSideEffect.}
## Increments the ordinal ``x`` by ``y``.
##
## If such a value does not exist, ``OverflowError`` is raised or a compile
@ -33,7 +33,7 @@ proc inc*[T: Ordinal|uint|uint64](x: var T, y = 1) {.magic: "Inc", noSideEffect.
## inc(i) # i <- 3
## inc(i, 3) # i <- 6
proc dec*[T: Ordinal|uint|uint64](x: var T, y = 1) {.magic: "Dec", noSideEffect.}
proc dec*[T: Ordinal](x: var T, y = 1) {.magic: "Dec", noSideEffect.}
## Decrements the ordinal ``x`` by ``y``.
##
## If such a value does not exist, ``OverflowError`` is raised or a compile