1 files changed, 45 insertions, 0 deletions

diff --git a/vendor/github.com/google/go-cmp/cmp/internal/value/zero.go b/vendor/github.com/google/go-cmp/cmp/internal/value/zero.go
new file mode 100644
index 0000000..d13a12c
--- /dev/null
+++ b/vendor/github.com/google/go-cmp/cmp/internal/value/zero.go
@@ -0,0 +1,45 @@
+// Copyright 2017, The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE.md file.
+
+package value
+
+import "reflect"
+
+// IsZero reports whether v is the zero value.
+// This does not rely on Interface and so can be used on unexported fields.
+func IsZero(v reflect.Value) bool {
+        switch v.Kind() {
+        case reflect.Bool:
+                return v.Bool() == false
+        case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
+                return v.Int() == 0
+        case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr:
+                return v.Uint() == 0
+        case reflect.Float32, reflect.Float64:
+                return v.Float() == 0
+        case reflect.Complex64, reflect.Complex128:
+                return v.Complex() == 0
+        case reflect.String:
+                return v.String() == ""
+        case reflect.UnsafePointer:
+                return v.Pointer() == 0
+        case reflect.Chan, reflect.Func, reflect.Interface, reflect.Ptr, reflect.Map, reflect.Slice:
+                return v.IsNil()
+        case reflect.Array:
+                for i := 0; i < v.Len(); i++ {
+                        if !IsZero(v.Index(i)) {
+                                return false
+                        }
+                }
+                return true
+        case reflect.Struct:
+                for i := 0; i < v.NumField(); i++ {
+                        if !IsZero(v.Field(i)) {
+                                return false
+                        }
+                }
+                return true
+        }
+        return false
+}