diff options
Diffstat (limited to 'vendor/github.com/modern-go/reflect2/unsafe_struct.go')
-rw-r--r-- | vendor/github.com/modern-go/reflect2/unsafe_struct.go | 59 |
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 000000000..804d91663 --- /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) +} |