metrics have been added

1 files changed, 83 insertions, 0 deletions

diff --git a/library/go/slices/reverse.go b/library/go/slices/reverse.go
new file mode 100644
index 0000000000..a436617b67
--- /dev/null
+++ b/library/go/slices/reverse.go
@@ -0,0 +1,83 @@
+package slices
+
+// Reverse reverses given slice.
+// It will alter original non-empty slice, consider copy it beforehand.
+func Reverse[E any](s []E) []E {
+	if len(s) < 2 {
+		return s
+	}
+	for i, j := 0, len(s)-1; i < j; i, j = i+1, j-1 {
+		s[i], s[j] = s[j], s[i]
+	}
+	return s
+}
+
+// ReverseStrings reverses given string slice.
+// It will alter original non-empty slice, consider copy it beforehand.
+// Deprecated: use Reverse instead.
+var ReverseStrings = Reverse[string]
+
+// ReverseInts reverses given int slice.
+// It will alter original non-empty slice, consider copy it beforehand.
+// Deprecated: use Reverse instead.
+var ReverseInts = Reverse[int]
+
+// ReverseInt8s reverses given int8 slice.
+// It will alter original non-empty slice, consider copy it beforehand.
+// Deprecated: use Reverse instead.
+var ReverseInt8s = Reverse[int8]
+
+// ReverseInt16s reverses given int16 slice.
+// It will alter original non-empty slice, consider copy it beforehand.
+// Deprecated: use Reverse instead.
+var ReverseInt16s = Reverse[int16]
+
+// ReverseInt32s reverses given int32 slice.
+// It will alter original non-empty slice, consider copy it beforehand.
+// Deprecated: use Reverse instead.
+var ReverseInt32s = Reverse[int32]
+
+// ReverseInt64s reverses given int64 slice.
+// It will alter original non-empty slice, consider copy it beforehand.
+// Deprecated: use Reverse instead.
+var ReverseInt64s = Reverse[int64]
+
+// ReverseUints reverses given uint slice.
+// It will alter original non-empty slice, consider copy it beforehand.
+// Deprecated: use Reverse instead.
+var ReverseUints = Reverse[uint]
+
+// ReverseUint8s reverses given uint8 slice.
+// It will alter original non-empty slice, consider copy it beforehand.
+// Deprecated: use Reverse instead.
+var ReverseUint8s = Reverse[uint8]
+
+// ReverseUint16s reverses given uint16 slice.
+// It will alter original non-empty slice, consider copy it beforehand.
+// Deprecated: use Reverse instead.
+var ReverseUint16s = Reverse[uint16]
+
+// ReverseUint32s reverses given uint32 slice.
+// It will alter original non-empty slice, consider copy it beforehand.
+// Deprecated: use Reverse instead.
+var ReverseUint32s = Reverse[uint32]
+
+// ReverseUint64s reverses given uint64 slice.
+// It will alter original non-empty slice, consider copy it beforehand.
+// Deprecated: use Reverse instead.
+var ReverseUint64s = Reverse[uint64]
+
+// ReverseFloat32s reverses given float32 slice.
+// It will alter original non-empty slice, consider copy it beforehand.
+// Deprecated: use Reverse instead.
+var ReverseFloat32s = Reverse[float32]
+
+// ReverseFloat64s reverses given float64 slice.
+// It will alter original non-empty slice, consider copy it beforehand.
+// Deprecated: use Reverse instead.
+var ReverseFloat64s = Reverse[float64]
+
+// ReverseBools reverses given bool slice.
+// It will alter original non-empty slice, consider copy it beforehand.
+// Deprecated: use Reverse instead.
+var ReverseBools = Reverse[bool]