Master (#1262)

* clear

* feat: Add everything

* fix: Commenht

crypto/internal/err.go

@@ -0,0 +1,22 @@
+//
+// Copyright Coinbase, Inc. All Rights Reserved.
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+
+package internal
+
+import "fmt"
+
+var (
+	ErrNotOnCurve           = fmt.Errorf("point not on the curve")
+	ErrPointsDistinctCurves = fmt.Errorf("points must be from the same curve")
+	ErrZmMembership         = fmt.Errorf("x ∉ Z_m")
+	ErrResidueOne           = fmt.Errorf("value must be 1 (mod N)")
+	ErrNCannotBeZero        = fmt.Errorf("n cannot be 0")
+	ErrNilArguments         = fmt.Errorf("arguments cannot be nil")
+	ErrZeroValue            = fmt.Errorf("arguments cannot be 0")
+	ErrInvalidRound         = fmt.Errorf("invalid round method called")
+	ErrIncorrectCount       = fmt.Errorf("incorrect number of inputs")
+	ErrInvalidJson          = fmt.Errorf("json format does not contain the necessary data")
+)