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author | Cole Faust <colefaust@google.com> | 2024-03-14 14:28:52 -0700 |
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committer | Cole Faust <colefaust@google.com> | 2024-03-14 14:28:52 -0700 |
commit | a962edf7630abb8a67dc7f2883ac4c921bd0e8a9 (patch) | |
tree | 316e319b1eecf278870b27b7af76d66c20095513 | |
parent | 6437d4e737dd1c339ed64374ee8010da8febeb92 (diff) | |
download | blueprint-a962edf7630abb8a67dc7f2883ac4c921bd0e8a9.tar.gz |
Add proptools.Slice
To make it easier to handle the result of
Configurable[[]string].Evaluate()
Bug: 329711542
Test: go tests
Change-Id: I7364170564b1049a33873424c6da4fc26aff305b
-rw-r--r-- | proptools/proptools.go | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/proptools/proptools.go b/proptools/proptools.go index 98fe953..270512a 100644 --- a/proptools/proptools.go +++ b/proptools/proptools.go @@ -105,6 +105,15 @@ func String(s *string) string { 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 // if it is non-nil, or def if the pointer is nil. func IntDefault(i *int64, def int) int { |