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package gronx
import (
"strings"
"time"
)
// Expr represents an item in array for batch check
type Expr struct {
Err error
Expr string
Due bool
}
// BatchDue checks if multiple expressions are due for given time (or now).
// It returns []Expr with filled in Due and Err values.
func (g *Gronx) BatchDue(exprs []string, ref ...time.Time) []Expr {
ref = append(ref, time.Now())
g.C.SetRef(ref[0])
var segs []string
cache, batch := map[string]Expr{}, make([]Expr, len(exprs))
for i := range exprs {
batch[i].Expr = exprs[i]
segs, batch[i].Err = Segments(exprs[i])
key := strings.Join(segs, " ")
if batch[i].Err != nil {
cache[key] = batch[i]
continue
}
if c, ok := cache[key]; ok {
batch[i] = c
batch[i].Expr = exprs[i]
continue
}
due := true
for pos, seg := range segs {
if seg != "*" && seg != "?" {
if due, batch[i].Err = g.C.CheckDue(seg, pos); !due || batch[i].Err != nil {
break
}
}
}
batch[i].Due = due
cache[key] = batch[i]
}
return batch
}
|
