Make Nix builds work

1 files changed, 59 insertions, 0 deletions

diff --git a/vendor/github.com/modern-go/reflect2/unsafe_struct.go b/vendor/github.com/modern-go/reflect2/unsafe_struct.go
new file mode 100644
index 0000000..804d916
--- /dev/null
+++ b/vendor/github.com/modern-go/reflect2/unsafe_struct.go
@@ -0,0 +1,59 @@
+package reflect2
+
+import (
+        "reflect"
+        "unsafe"
+)
+
+type UnsafeStructType struct {
+        unsafeType
+        likePtr bool
+}
+
+func newUnsafeStructType(cfg *frozenConfig, type1 reflect.Type) *UnsafeStructType {
+        return &UnsafeStructType{
+                unsafeType: *newUnsafeType(cfg, type1),
+                likePtr:    likePtrType(type1),
+        }
+}
+
+func (type2 *UnsafeStructType) LikePtr() bool {
+        return type2.likePtr
+}
+
+func (type2 *UnsafeStructType) Indirect(obj interface{}) interface{} {
+        objEFace := unpackEFace(obj)
+        assertType("Type.Indirect argument 1", type2.ptrRType, objEFace.rtype)
+        return type2.UnsafeIndirect(objEFace.data)
+}
+
+func (type2 *UnsafeStructType) UnsafeIndirect(ptr unsafe.Pointer) interface{} {
+        if type2.likePtr {
+                return packEFace(type2.rtype, *(*unsafe.Pointer)(ptr))
+        }
+        return packEFace(type2.rtype, ptr)
+}
+
+func (type2 *UnsafeStructType) FieldByName(name string) StructField {
+        structField, found := type2.Type.FieldByName(name)
+        if !found {
+                return nil
+        }
+        return newUnsafeStructField(type2, structField)
+}
+
+func (type2 *UnsafeStructType) Field(i int) StructField {
+        return newUnsafeStructField(type2, type2.Type.Field(i))
+}
+
+func (type2 *UnsafeStructType) FieldByIndex(index []int) StructField {
+        return newUnsafeStructField(type2, type2.Type.FieldByIndex(index))
+}
+
+func (type2 *UnsafeStructType) FieldByNameFunc(match func(string) bool) StructField {
+        structField, found := type2.Type.FieldByNameFunc(match)
+        if !found {
+                panic("field match condition not found in " + type2.Type.String())
+        }
+        return newUnsafeStructField(type2, structField)
+}