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[backport] correctly document toInt, fixes #2764 [ci skip] (#10176)

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Miran
2019-01-04 09:25:58 +01:00
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parent e6cbf9e790
commit 77166ba795
1 changed files with 6 additions and 4 deletions
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lib/system.nim
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@@ -1799,14 +1799,16 @@ proc toBiggestFloat*(i: BiggestInt): BiggestFloat {.
proc toInt*(f: float): int {.
magic: "ToInt", noSideEffect, importc: "toInt".}
## converts a floating point number `f` into an ``int``. Conversion
## rounds `f` if it does not contain an integer value. If the conversion
## fails (because `f` is infinite for example), `ValueError` is raised.
## rounds `f` if it does not contain an integer value.
## Note that some floating point numbers (e.g. infinity) cannot be
## accurately converted.
proc toBiggestInt*(f: BiggestFloat): BiggestInt {.
magic: "ToBiggestInt", noSideEffect, importc: "toBiggestInt".}
## converts a biggestfloat `f` into a ``biggestint``. Conversion
## rounds `f` if it does not contain an integer value. If the conversion
## fails (because `f` is infinite for example), `ValueError` is raised.
## rounds `f` if it does not contain an integer value.
## Note that some floating point numbers (e.g. infinity) cannot be
## accurately converted.
proc addQuitProc*(quitProc: proc() {.noconv.}) {.
importc: "atexit", header: "<stdlib.h>".}