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// Copyright 2015 go-swagger maintainers
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package conv
// The original version of this file, eons ago, was taken from the aws go sdk
// Pointer returns a pointer to the value passed in.
func Pointer[T any](v T) *T {
return &v
}
// Value returns a shallow copy of the value of the pointer passed in.
//
// If the pointer is nil, the returned value is the zero value.
func Value[T any](v *T) T {
if v != nil {
return *v
}
var zero T
return zero
}
// PointerSlice converts a slice of values into a slice of pointers.
func PointerSlice[T any](src []T) []*T {
dst := make([]*T, len(src))
for i := 0; i < len(src); i++ {
dst[i] = &(src[i])
}
return dst
}
// ValueSlice converts a slice of pointers into a slice of values.
//
// nil elements are zero values.
func ValueSlice[T any](src []*T) []T {
dst := make([]T, len(src))
for i := 0; i < len(src); i++ {
if src[i] != nil {
dst[i] = *(src[i])
}
}
return dst
}
// PointerMap converts a map of values into a map of pointers.
func PointerMap[K comparable, T any](src map[K]T) map[K]*T {
dst := make(map[K]*T)
for k, val := range src {
v := val
dst[k] = &v
}
return dst
}
// ValueMap converts a map of pointers into a map of values.
//
// nil elements are skipped.
func ValueMap[K comparable, T any](src map[K]*T) map[K]T {
dst := make(map[K]T)
for k, val := range src {
if val != nil {
dst[k] = *val
}
}
return dst
}
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