github.com/amazechain/amc@v0.1.3/common/types/int256.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 types
    18  
    19  import (
    20  	"github.com/holiman/uint256"
    21  	"math/big"
    22  )
    23  
    24  func Int256Min(a, b *uint256.Int) *uint256.Int {
    25  	if a.Cmp(b) > 0 {
    26  		return b
    27  	}
    28  	return a
    29  }
    30  
    31  // BigToHash sets byte representation of b to hash.
    32  // If b is larger than len(h), b will be cropped from the left.
    33  func BigToHash(b *big.Int) Hash { return BytesToHash(b.Bytes()) }