language · keyword ·

await

Read an admitted task result

concurrencykeywordlanguageyeho

Use a task when useful work can progress independently and you can define completion, failure, cancellation, and ownership.

await

Status: experimental

Start and await

Use a task when useful work can progress independently and you can define completion, failure, cancellation, and ownership.

language · type checked

LoadScore() -> int
{
    return 42
}

task of int loading = task LoadScore()
wait loading
int score = await loading
Console.Log(Text.From(score))
project.mech
manifestVersion = "2"
package = "api.example.word_await"
version = "0.1.0"
languageEdition = "yeho-core-2026.1"

[app]
kind = "headless"
Notes and source

Task, parallel, and tunnel behavior varies by target and remains experimental.

Do not discard a task unless its lifecycle and failure are intentionally unobserved.

yeho/errors-tasks-effects-2026.1.json; tests/compiler/errors-tasks-effects/task-lifecycle/start.yh