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fixes #1970

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This commit is contained in:
Andreas Rumpf 2016-07-19 20:44:08 +02:00
commit 67b024838c
2 changed files with 39 additions and 29 deletions
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5
lib/pure/asyncdispatch.nim
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@ -1872,6 +1872,8 @@ proc asyncSingleProc(prc: NimNode): NimNode {.compileTime.} =
# -> complete(retFuture, result) # -> complete(retFuture, result)
var iteratorNameSym = genSym(nskIterator, $prc[0].getName & "Iter") var iteratorNameSym = genSym(nskIterator, $prc[0].getName & "Iter")
var procBody = prc[6].processBody(retFutureSym, subtypeIsVoid, nil) var procBody = prc[6].processBody(retFutureSym, subtypeIsVoid, nil)
# don't do anything with forward bodies (empty)
if procBody.kind != nnkEmpty:
if not subtypeIsVoid: if not subtypeIsVoid:
procBody.insert(0, newNimNode(nnkPragma).add(newIdentNode("push"), procBody.insert(0, newNimNode(nnkPragma).add(newIdentNode("push"),
newNimNode(nnkExprColonExpr).add(newNimNode(nnkBracketExpr).add( newNimNode(nnkExprColonExpr).add(newNimNode(nnkBracketExpr).add(
@ -1917,9 +1919,8 @@ proc asyncSingleProc(prc: NimNode): NimNode {.compileTime.} =
if returnType.kind == nnkEmpty: if returnType.kind == nnkEmpty:
# Add Future[void] # Add Future[void]
result[3][0] = parseExpr("Future[void]") result[3][0] = parseExpr("Future[void]")
if procBody.kind != nnkEmpty:
result[6] = outerProcBody result[6] = outerProcBody
#echo(treeRepr(result)) #echo(treeRepr(result))
#if prc[0].getName == "testInfix": #if prc[0].getName == "testInfix":
# echo(toStrLit(result)) # echo(toStrLit(result))

9
tests/async/tasync_forward.nim Normal file
View file

@ -0,0 +1,9 @@
import asyncdispatch
# bug #1970
proc foo {.async.}
proc foo {.async.} =
discard