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compiler/llstream: modern code for llstream (#22385)

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This commit is contained in:
Andreas Rumpf
2023-08-04 22:52:31 +02:00
committed by GitHub
parent db435a4a79
commit 873eaa3f65
1 changed files with 6 additions and 17 deletions
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23
compiler/llstream.nim
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@@ -40,33 +40,22 @@ type
PLLStream* = ref TLLStream
proc llStreamOpen*(data: string): PLLStream =
new(result)
result.s = data
result.kind = llsString
proc llStreamOpen*(data: sink string): PLLStream =
PLLStream(kind: llsString, s: data)
proc llStreamOpen*(f: File): PLLStream =
new(result)
result.f = f
result.kind = llsFile
PLLStream(kind: llsFile, f: f)
proc llStreamOpen*(filename: AbsoluteFile, mode: FileMode): PLLStream =
new(result)
result.kind = llsFile
result = PLLStream(kind: llsFile)
if not open(result.f, filename.string, mode): result = nil
proc llStreamOpen*(): PLLStream =
new(result)
result.kind = llsNone
PLLStream(kind: llsNone)
proc llReadFromStdin(s: PLLStream, buf: pointer, bufLen: int): int
proc llStreamOpenStdIn*(r: TLLRepl = llReadFromStdin, onPrompt: OnPrompt = nil): PLLStream =
new(result)
result.kind = llsStdIn
result.s = ""
result.lineOffset = -1
result.repl = r
result.onPrompt = onPrompt
PLLStream(kind: llsStdIn, s: "", lineOffset: -1, repl: r, onPrompt: onPrompt)
proc llStreamClose*(s: PLLStream) =
case s.kind