File: tasync_noasync.nim

package info (click to toggle)
nim 2.2.0-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 1,911,644 kB
  • sloc: sh: 24,603; ansic: 1,761; python: 1,492; makefile: 1,013; sql: 298; asm: 141; xml: 13
file content (44 lines) | stat: -rw-r--r-- 1,726 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
discard """
  cmd: "nim check --hints:off --warnings:off $file"
  action: "reject"
  nimout: '''
tasync_noasync.nim(21, 10) Error: Can only 'await' inside a proc marked as 'async'. Use 'waitFor' when calling an 'async' proc in a non-async scope instead
tasync_noasync.nim(25, 12) Error: Can only 'await' inside a proc marked as 'async'. Use 'waitFor' when calling an 'async' proc in a non-async scope instead
tasync_noasync.nim(28, 10) Error: Can only 'await' inside a proc marked as 'async'. Use 'waitFor' when calling an 'async' proc in a non-async scope instead
tasync_noasync.nim(31, 10) Error: Can only 'await' inside a proc marked as 'async'. Use 'waitFor' when calling an 'async' proc in a non-async scope instead
tasync_noasync.nim(35, 10) Error: Can only 'await' inside a proc marked as 'async'. Use 'waitFor' when calling an 'async' proc in a non-async scope instead
tasync_noasync.nim(38, 10) Error: Can only 'await' inside a proc marked as 'async'. Use 'waitFor' when calling an 'async' proc in a non-async scope instead
tasync_noasync.nim(40, 8) Error: Can only 'await' inside a proc marked as 'async'. Use 'waitFor' when calling an 'async' proc in a non-async scope instead
'''
"""
import async

proc a {.async.} =
  discard

# Bad await usage
proc nonAsyncProc =
  await a()

proc nestedNonAsyncProc {.async.} =
  proc nested =
    await a()

iterator customIterator: int =
  await a()

macro awaitInMacro =
  await a()

type DummyRef = ref object of RootObj
method awaitInMethod(_: DummyRef) {.base.} =
  await a()

proc improperMultisync {.multisync.} =
  await a()

await a()

# if we overload a fallback handler to get
# await only available within {.async.}
# we would need `{.dirty.}` templates for await