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62 lines
1.2 KiB
Nim
62 lines
1.2 KiB
Nim
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const
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faststreams_async_backend {.strdefine.} = "chronos"
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type
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CloseBehavior* = enum
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waitAsyncClose
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dontWaitAsyncClose
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const debugHelpers* = defined(debugHelpers)
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when faststreams_async_backend == "chronos":
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import
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chronos
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export
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chronos
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template fsAwait*(f: Future): untyped =
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await f
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elif faststreams_async_backend in ["std", "asyncdispatch"]:
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import
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std/asyncdispatch
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export
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asyncdispatch
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template fsAwait*(awaited: Future): untyped =
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# TODO revisit after https://github.com/nim-lang/Nim/pull/12085/ is merged
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let f = awaited
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yield f
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if not isNil(f.error):
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raise f.error
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f.read
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type Duration* = int
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else:
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{.fatal: "Unrecognized network backend: " & faststreams_async_backend.}
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when defined(danger):
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template fsAssert*(x) = discard
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template fsAssert*(x, msg) = discard
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else:
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template fsAssert*(x) = doAssert(x)
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template fsAssert*(x, msg) = doAssert(x, msg)
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template fsTranslateErrors*(errMsg: string, body: untyped) =
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try:
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body
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except IOError as err:
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raise err
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except Exception as err:
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if err[] of Defect:
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raise (ref Defect)(err)
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else:
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raise newException(IOError, errMsg, err)
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template noAwait*(expr: untyped): untyped =
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expr
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