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| author | LemonBoy <LemonBoy@users.noreply.github.com> | 2019-01-22 09:41:11 +0100 |
|---|---|---|
| committer | Andreas Rumpf <rumpf_a@web.de> | 2019-01-22 09:41:11 +0100 |
| commit | 792dbed57e2f4475cab8dcc72114ea5f844113c9 (patch) | |
| tree | 2831ab896d26314b373d055c6ac802525ffe50e8 /lib/pure/asyncmacro.nim | |
| parent | 226c15499fe829d533b4811aa5c68b15de870b04 (diff) | |
| download | Nim-792dbed57e2f4475cab8dcc72114ea5f844113c9.tar.gz | |
Restore the docstring during the .async. transform (#10404) [backport]
Fixes #9816
Diffstat (limited to 'lib/pure/asyncmacro.nim')
| -rw-r--r-- | lib/pure/asyncmacro.nim | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/pure/asyncmacro.nim b/lib/pure/asyncmacro.nim index b18d20d55..f1e0aa568 100644 --- a/lib/pure/asyncmacro.nim +++ b/lib/pure/asyncmacro.nim @@ -245,6 +245,12 @@ proc asyncSingleProc(prc: NimNode): NimNode {.compileTime.} = var outerProcBody = newNimNode(nnkStmtList, prc.body) + # Extract the documentation comment from the original procedure declaration. + # Note that we're not removing it from the body in order not to make this + # transformation even more complex. + if prc.body.len > 1 and prc.body[0].kind == nnkCommentStmt: + outerProcBody.add(prc.body[0]) + # -> var retFuture = newFuture[T]() var retFutureSym = genSym(nskVar, "retFuture") var subRetType = |