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Add proptools.Slice

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To make it easier to handle the result of
Configurable[[]string].Evaluate()

Bug: 329711542
Test: go tests
Change-Id: I7364170564b1049a33873424c6da4fc26aff305b
This commit is contained in:
Cole Faust 2024-03-14 14:28:52 -07:00
parent 6437d4e737
commit a962edf763
1 changed files with 9 additions and 0 deletions
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9
proptools/proptools.go
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@ -105,6 +105,15 @@ func String(s *string) string {
return StringDefault(s, "") return StringDefault(s, "")
} }
// Slice takes a pointer to a slice and returns the value of the slice if the pointer is non-nil,
// or a nil slice.
func Slice[T any](s *[]T) []T {
if s != nil {
return *s
}
return nil
}
// IntDefault takes a pointer to an int64 and returns the value pointed to by the pointer cast to int // IntDefault takes a pointer to an int64 and returns the value pointed to by the pointer cast to int
// if it is non-nil, or def if the pointer is nil. // if it is non-nil, or def if the pointer is nil.
func IntDefault(i *int64, def int) int { func IntDefault(i *int64, def int) int {