Make Nix builds work

1 files changed, 130 insertions, 0 deletions

diff --git a/vendor/github.com/modern-go/reflect2/unsafe_map.go b/vendor/github.com/modern-go/reflect2/unsafe_map.go
new file mode 100644
index 0000000..37872da
--- /dev/null
+++ b/vendor/github.com/modern-go/reflect2/unsafe_map.go
@@ -0,0 +1,130 @@
+package reflect2
+
+import (
+        "reflect"
+        "unsafe"
+)
+
+type UnsafeMapType struct {
+        unsafeType
+        pKeyRType  unsafe.Pointer
+        pElemRType unsafe.Pointer
+}
+
+func newUnsafeMapType(cfg *frozenConfig, type1 reflect.Type) MapType {
+        return &UnsafeMapType{
+                unsafeType: *newUnsafeType(cfg, type1),
+                pKeyRType:  unpackEFace(reflect.PtrTo(type1.Key())).data,
+                pElemRType: unpackEFace(reflect.PtrTo(type1.Elem())).data,
+        }
+}
+
+func (type2 *UnsafeMapType) IsNil(obj interface{}) bool {
+        if obj == nil {
+                return true
+        }
+        objEFace := unpackEFace(obj)
+        assertType("Type.IsNil argument 1", type2.ptrRType, objEFace.rtype)
+        return type2.UnsafeIsNil(objEFace.data)
+}
+
+func (type2 *UnsafeMapType) UnsafeIsNil(ptr unsafe.Pointer) bool {
+        if ptr == nil {
+                return true
+        }
+        return *(*unsafe.Pointer)(ptr) == nil
+}
+
+func (type2 *UnsafeMapType) LikePtr() bool {
+        return true
+}
+
+func (type2 *UnsafeMapType) Indirect(obj interface{}) interface{} {
+        objEFace := unpackEFace(obj)
+        assertType("MapType.Indirect argument 1", type2.ptrRType, objEFace.rtype)
+        return type2.UnsafeIndirect(objEFace.data)
+}
+
+func (type2 *UnsafeMapType) UnsafeIndirect(ptr unsafe.Pointer) interface{} {
+        return packEFace(type2.rtype, *(*unsafe.Pointer)(ptr))
+}
+
+func (type2 *UnsafeMapType) Key() Type {
+        return type2.cfg.Type2(type2.Type.Key())
+}
+
+func (type2 *UnsafeMapType) MakeMap(cap int) interface{} {
+        return packEFace(type2.ptrRType, type2.UnsafeMakeMap(cap))
+}
+
+func (type2 *UnsafeMapType) UnsafeMakeMap(cap int) unsafe.Pointer {
+        m := makeMapWithSize(type2.rtype, cap)
+        return unsafe.Pointer(&m)
+}
+
+func (type2 *UnsafeMapType) SetIndex(obj interface{}, key interface{}, elem interface{}) {
+        objEFace := unpackEFace(obj)
+        assertType("MapType.SetIndex argument 1", type2.ptrRType, objEFace.rtype)
+        keyEFace := unpackEFace(key)
+        assertType("MapType.SetIndex argument 2", type2.pKeyRType, keyEFace.rtype)
+        elemEFace := unpackEFace(elem)
+        assertType("MapType.SetIndex argument 3", type2.pElemRType, elemEFace.rtype)
+        type2.UnsafeSetIndex(objEFace.data, keyEFace.data, elemEFace.data)
+}
+
+func (type2 *UnsafeMapType) UnsafeSetIndex(obj unsafe.Pointer, key unsafe.Pointer, elem unsafe.Pointer) {
+        mapassign(type2.rtype, *(*unsafe.Pointer)(obj), key, elem)
+}
+
+func (type2 *UnsafeMapType) TryGetIndex(obj interface{}, key interface{}) (interface{}, bool) {
+        objEFace := unpackEFace(obj)
+        assertType("MapType.TryGetIndex argument 1", type2.ptrRType, objEFace.rtype)
+        keyEFace := unpackEFace(key)
+        assertType("MapType.TryGetIndex argument 2", type2.pKeyRType, keyEFace.rtype)
+        elemPtr := type2.UnsafeGetIndex(objEFace.data, keyEFace.data)
+        if elemPtr == nil {
+                return nil, false
+        }
+        return packEFace(type2.pElemRType, elemPtr), true
+}
+
+func (type2 *UnsafeMapType) GetIndex(obj interface{}, key interface{}) interface{} {
+        objEFace := unpackEFace(obj)
+        assertType("MapType.GetIndex argument 1", type2.ptrRType, objEFace.rtype)
+        keyEFace := unpackEFace(key)
+        assertType("MapType.GetIndex argument 2", type2.pKeyRType, keyEFace.rtype)
+        elemPtr := type2.UnsafeGetIndex(objEFace.data, keyEFace.data)
+        return packEFace(type2.pElemRType, elemPtr)
+}
+
+func (type2 *UnsafeMapType) UnsafeGetIndex(obj unsafe.Pointer, key unsafe.Pointer) unsafe.Pointer {
+        return mapaccess(type2.rtype, *(*unsafe.Pointer)(obj), key)
+}
+
+func (type2 *UnsafeMapType) Iterate(obj interface{}) MapIterator {
+        objEFace := unpackEFace(obj)
+        assertType("MapType.Iterate argument 1", type2.ptrRType, objEFace.rtype)
+        return type2.UnsafeIterate(objEFace.data)
+}
+
+type UnsafeMapIterator struct {
+        *hiter
+        pKeyRType  unsafe.Pointer
+        pElemRType unsafe.Pointer
+}
+
+func (iter *UnsafeMapIterator) HasNext() bool {
+        return iter.key != nil
+}
+
+func (iter *UnsafeMapIterator) Next() (interface{}, interface{}) {
+        key, elem := iter.UnsafeNext()
+        return packEFace(iter.pKeyRType, key), packEFace(iter.pElemRType, elem)
+}
+
+func (iter *UnsafeMapIterator) UnsafeNext() (unsafe.Pointer, unsafe.Pointer) {
+        key := iter.key
+        elem := iter.value
+        mapiternext(iter.hiter)
+        return key, elem
+}