github.com/amazechain/amc@v0.1.3/internal/consensus/errors.go (about)

     1  // Copyright 2023 The AmazeChain Authors
     2  // This file is part of the AmazeChain library.
     3  //
     4  // The AmazeChain library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The AmazeChain library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the AmazeChain library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package consensus
    18  
    19  import (
    20  	"errors"
    21  )
    22  
    23  var (
    24  	// ErrUnknownAncestor is returned when validating a block requires an ancestor
    25  	// that is unknown.
    26  	ErrUnknownAncestor = errors.New("unknown ancestor")
    27  
    28  	// ErrUnknownAncestorTD is returned when validating a block requires an ancestor
    29  	// whose total difficulty is unknown.
    30  	ErrUnknownAncestorTD = errors.New("unknown ancestor TD")
    31  
    32  	// ErrPrunedAncestor is returned when validating a block requires an ancestor
    33  	// that is known, but the state of which is not available.
    34  	ErrPrunedAncestor = errors.New("pruned ancestor")
    35  
    36  	// ErrFutureBlock is returned when a block's timestamp is in the future according
    37  	// to the current node.
    38  	ErrFutureBlock = errors.New("block in the future")
    39  
    40  	// ErrInvalidNumber is returned if a block's number doesn't equal its parent's
    41  	// plus one.
    42  	ErrInvalidNumber = errors.New("invalid block number")
    43  	// ErrNotEnoughSign bls Sign
    44  	ErrNotEnoughSign = errors.New("not enough sign")
    45  )