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core: remove unused peek function in insertIterator (#33155)
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oxBoni 2025-11-12 08:30:16 +01:00 committed by GitHub
parent d8f9801305
commit 3d2a4cb053
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1 changed files with 0 additions and 22 deletions
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22
core/blockchain_insert.go
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@ -131,28 +131,6 @@ func (it *insertIterator) next() (*types.Block, error) {
return it.chain[it.index], it.validator.ValidateBody(it.chain[it.index]) return it.chain[it.index], it.validator.ValidateBody(it.chain[it.index])
} }
// peek returns the next block in the iterator, along with any potential validation
// error for that block, but does **not** advance the iterator.
//
// Both header and body validation errors (nil too) is cached into the iterator
// to avoid duplicating work on the following next() call.
// nolint:unused
func (it *insertIterator) peek() (*types.Block, error) {
// If we reached the end of the chain, abort
if it.index+1 >= len(it.chain) {
return nil, nil
}
// Wait for verification result if not yet done
if len(it.errors) <= it.index+1 {
it.errors = append(it.errors, <-it.results)
}
if it.errors[it.index+1] != nil {
return it.chain[it.index+1], it.errors[it.index+1]
}
// Block header valid, ignore body validation since we don't have a parent anyway
return it.chain[it.index+1], nil
}
// previous returns the previous header that was being processed, or nil. // previous returns the previous header that was being processed, or nil.
func (it *insertIterator) previous() *types.Header { func (it *insertIterator) previous() *types.Header {
if it.index < 1 { if it.index < 1 {