try function until

snippet.go

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// Click here and start typing.
package main

import (
	"context"
	"fmt"
	"time"
)

func tryFunc(ctx context.Context, f func() bool) bool {
	ticker := time.NewTicker(time.Second)
	defer ticker.Stop()
	for {
		select {
		case <-ctx.Done():
			return false
		case <-ticker.C:
			if b := f(); b {
				return b
			}
		}
	}
}

func main() {
	ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second)
	defer cancel()
	i := 0
	outcome := tryFunc(ctx, func() bool { i++; return i == 2 })
	fmt.Println(outcome)

}