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https://github.com/OffchainLabs/prysm.git
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774b9a7159
* Migrate Prysm repo to Offchain Labs organization ahead of Pectra upgrade v6 * Replace prysmaticlabs with OffchainLabs on general markdowns * Update mock * Gazelle and add mock.go to excluded generated mock file
30 lines
865 B
Go
30 lines
865 B
Go
package light_client
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import (
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"fmt"
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fieldparams "github.com/OffchainLabs/prysm/v6/config/fieldparams"
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"github.com/OffchainLabs/prysm/v6/encoding/bytesutil"
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)
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type branchConstraint interface {
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[4][fieldparams.RootLength]byte | [5][fieldparams.RootLength]byte | [6][fieldparams.RootLength]byte | [7][fieldparams.RootLength]byte
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}
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func createBranch[T branchConstraint](name string, input [][]byte, depth int) (T, error) {
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var zero T
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if len(input) != depth {
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return zero, fmt.Errorf("%s branch has %d leaves instead of expected %d", name, len(input), depth)
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}
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var branch T
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for i, leaf := range input {
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if len(leaf) != fieldparams.RootLength {
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return zero, fmt.Errorf("%s branch leaf at index %d has length %d instead of expected %d", name, i, len(leaf), fieldparams.RootLength)
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}
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branch[i] = bytesutil.ToBytes32(leaf)
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}
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return branch, nil
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}
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