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Per manual, `panics:on` affects _only_ `Defect`:s - thus `sysFatal` should not redirect any other exceptions. Also, when `sysFatal` is used in `nimPanics` mode, it should use regular exception handling pipeline to ensure exception hooks are called consistently for all raised defects.
59 lines
1.6 KiB
Nim
59 lines
1.6 KiB
Nim
#
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#
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# Nim's Runtime Library
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# (c) Copyright 2019 Andreas Rumpf
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#
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# See the file "copying.txt", included in this
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# distribution, for details about the copyright.
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#
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{.push profiler: off.}
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const
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gotoBasedExceptions = compileOption("exceptions", "goto")
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quirkyExceptions = compileOption("exceptions", "quirky")
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when hostOS == "standalone":
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include "$projectpath/panicoverride"
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func sysFatal(exceptn: typedesc[Defect], message: string) {.inline.} =
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panic(message)
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func sysFatal(exceptn: typedesc[Defect], message, arg: string) {.inline.} =
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rawoutput(message)
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panic(arg)
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elif quirkyExceptions and not defined(nimscript):
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import ansi_c
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func name(t: typedesc): string {.magic: "TypeTrait".}
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func sysFatal(exceptn: typedesc[Defect], message, arg: string) {.inline, noreturn.} =
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when nimvm:
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# TODO when doAssertRaises works in CT, add a test for it
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raise (ref exceptn)(msg: message & arg)
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else:
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{.noSideEffect.}:
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writeStackTrace()
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var buf = newStringOfCap(200)
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add(buf, "Error: unhandled exception: ")
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add(buf, message)
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add(buf, arg)
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add(buf, " [")
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add(buf, name exceptn)
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add(buf, "]\n")
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cstderr.rawWrite buf
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rawQuit 1
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func sysFatal(exceptn: typedesc[Defect], message: string) {.inline, noreturn.} =
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sysFatal(exceptn, message, "")
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else:
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func sysFatal(exceptn: typedesc[Defect], message: string) {.inline, noreturn.} =
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raise (ref exceptn)(msg: message)
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func sysFatal(exceptn: typedesc[Defect], message, arg: string) {.inline, noreturn.} =
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raise (ref exceptn)(msg: message & arg)
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{.pop.}
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