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all: simplify nested complexity and if blocks ending with a return statement (#21854)

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Changes:

    Simplify nested complexity
    If an if blocks ends with a return statement then remove the else nesting.

Most of the changes has also been reported in golint https://goreportcard.com/report/github.com/ethereum/go-ethereum#golint
This commit is contained in:
Alex Prut
2020-11-25 09:24:50 +01:00
committed by GitHub
parent 29efe1fc7e
commit c92faee66e
19 changed files with 58 additions and 85 deletions
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3
core/headerchain.go
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@ -369,9 +369,8 @@ func (hc *HeaderChain) GetAncestor(hash common.Hash, number, ancestor uint64, ma
// in this case it is cheaper to just read the header
if header := hc.GetHeader(hash, number); header != nil {
return header.ParentHash, number - 1
} else {
return common.Hash{}, 0
}
return common.Hash{}, 0
}
for ancestor != 0 {
if rawdb.ReadCanonicalHash(hc.chainDb, number) == hash {