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checker: add an interface check for mutability, fixes #1081, fixes #7038 (#11963)

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This commit is contained in:
Alexander Ivanov
2021-10-11 15:41:31 +03:00
committed by GitHub
parent d0c961ebc0
commit 0386f2bbea
40 changed files with 219 additions and 92 deletions
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13
vlib/context/deadline.v
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@@ -26,12 +26,12 @@ mut:
//
// Canceling this context releases resources associated with it, so code should
// call cancel as soon as the operations running in this Context complete.
pub fn with_deadline(parent Context, d time.Time) (Context, CancelFn) {
pub fn with_deadline(mut parent Context, d time.Time) (Context, CancelFn) {
id := rand.uuid_v4()
if cur := parent.deadline() {
if cur < d {
// The current deadline is already sooner than the new one.
return with_cancel(parent)
return with_cancel(mut parent)
}
}
cancel_ctx := new_cancel_context(parent)
@@ -40,7 +40,7 @@ pub fn with_deadline(parent Context, d time.Time) (Context, CancelFn) {
deadline: d
id: id
}
propagate_cancel(parent, ctx)
propagate_cancel(mut parent, mut ctx)
dur := d - time.now()
if dur.nanoseconds() <= 0 {
ctx.cancel(true, deadline_exceeded) // deadline has already passed
@@ -64,8 +64,8 @@ pub fn with_deadline(parent Context, d time.Time) (Context, CancelFn) {
//
// Canceling this context releases resources associated with it, so code should
// call cancel as soon as the operations running in this Context complete
pub fn with_timeout(parent Context, timeout time.Duration) (Context, CancelFn) {
return with_deadline(parent, time.now().add(timeout))
pub fn with_timeout(mut parent Context, timeout time.Duration) (Context, CancelFn) {
return with_deadline(mut parent, time.now().add(timeout))
}
pub fn (ctx &TimerContext) deadline() ?time.Time {
@@ -88,7 +88,8 @@ pub fn (mut ctx TimerContext) cancel(remove_from_parent bool, err IError) {
ctx.cancel_ctx.cancel(false, err)
if remove_from_parent {
// Remove this TimerContext from its parent CancelContext's children.
remove_child(ctx.cancel_ctx.context, ctx)
mut cc := &ctx.cancel_ctx.context
remove_child(mut cc, ctx)
}
}