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bugfix: varargs min/max procs; fixes #373

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Araq 2013-04-08 20:56:24 +02:00
commit a3073cf078
1 changed files with 8 additions and 6 deletions
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lib/system.nim
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@ -1303,10 +1303,11 @@ proc min*(x, y: int32): int32 {.magic: "MinI", noSideEffect.}
proc min*(x, y: int64): int64 {.magic: "MinI64", noSideEffect.} proc min*(x, y: int64): int64 {.magic: "MinI64", noSideEffect.}
## The minimum value of two integers. ## The minimum value of two integers.
proc min*[T](x: varargs[T]): T = proc min*[T](x: varargs[T]): T =
## The minimum value of `x`. ## The minimum value of `x`. ``T`` needs to have a ``<`` operator.
result = x[0] result = x[0]
for i in 1..high(x): result = min(result, x[i]) for i in 1..high(x):
if x[i] < result: result = x[i]
proc max*(x, y: int): int {.magic: "MaxI", noSideEffect.} proc max*(x, y: int): int {.magic: "MaxI", noSideEffect.}
proc max*(x, y: int8): int8 {.magic: "MaxI", noSideEffect.} proc max*(x, y: int8): int8 {.magic: "MaxI", noSideEffect.}
@ -1315,10 +1316,11 @@ proc max*(x, y: int32): int32 {.magic: "MaxI", noSideEffect.}
proc max*(x, y: int64): int64 {.magic: "MaxI64", noSideEffect.} proc max*(x, y: int64): int64 {.magic: "MaxI64", noSideEffect.}
## The maximum value of two integers. ## The maximum value of two integers.
proc max*[T](x: varargs[T]): T = proc max*[T](x: varargs[T]): T =
## The maximum value of `x`. ## The maximum value of `x`. ``T`` needs to have a ``<`` operator.
result = x[0] result = x[0]
for i in 1..high(x): result = max(result, x[i]) for i in 1..high(x):
if result < x[i]: result = x[i]
proc clamp*[T](x, a, b: T): T = proc clamp*[T](x, a, b: T): T =
## limits the value ``x`` within the interval [a, b] ## limits the value ``x`` within the interval [a, b]