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Add proc toOpenArray[byte] for strings (#7820)

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Dmitry Atamanov 2018-07-07 22:03:22 +03:00 • committed by Andreas Rumpf
commit a6c3bbf01a
2 changed files with 18 additions and 1 deletions
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3
lib/system.nim
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@ -4164,7 +4164,8 @@ when not defined(js):
magic: "Slice".} magic: "Slice".}
proc toOpenArray*(x: string; first, last: int): openarray[char] {. proc toOpenArray*(x: string; first, last: int): openarray[char] {.
magic: "Slice".} magic: "Slice".}
proc toOpenArrayByte*(x: string; first, last: int): openarray[byte] {.
magic: "Slice".}
type type
ForLoopStmt* {.compilerProc.} = object ## special type that marks a macro ForLoopStmt* {.compilerProc.} = object ## special type that marks a macro

16
tests/system/tsystem_misc.nim
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@ -15,6 +15,16 @@ discard """
1 1
2 2
3 3
48
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''' '''
""" """
@ -86,3 +96,9 @@ doAssertRaises(IndexError):
foo(toOpenArray(arrNeg, -1, 0)) foo(toOpenArray(arrNeg, -1, 0))
doAssertRaises(IndexError): doAssertRaises(IndexError):
foo(toOpenArray(arrNeg, -1, -3)) foo(toOpenArray(arrNeg, -1, -3))
proc foo(a: openArray[byte]) =
for x in a: echo x
let str = "0123456789"
foo(toOpenArrayByte(str, 0, str.high))