diff options
Diffstat (limited to 'val.go')
| -rw-r--r-- | val.go | 13 |
1 files changed, 13 insertions, 0 deletions
@@ -47,6 +47,19 @@ func (v Val[T]) Get() T { return <-c } +// TryGet returns the stored value if it has already been set, or false if it hasn't. +func (v Val[T]) TryGet() (*T, bool) { + c := make(chan T) + defer close(c) + select { + case v.Request <- c: + val := <-c + return &val, true + default: + return nil, false + } +} + func (v Val[T]) Close() { close(v.Request) close(v.Set) |