README, core, rpc: fix various typos
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@ -64,7 +64,7 @@ func NewBlockValidator(config *ChainConfig, blockchain *BlockChain, pow pow.PoW)
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//
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// ValidateBlock also validates and makes sure that any previous state (or present)
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// state that might or might not be present is checked to make sure that fast
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// sync has done it's job proper. This prevents the block validator form accepting
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// sync has done it's job proper. This prevents the block validator from accepting
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// false positives where a header is present but the state is not.
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func (v *BlockValidator) ValidateBlock(block *types.Block) error {
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if v.bc.HasBlock(block.Hash()) {
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@ -139,7 +139,7 @@ func (v *BlockValidator) ValidateState(block, parent *types.Block, statedb *stat
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// error if any of the included uncle headers were invalid. It returns an error
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// if the validation failed.
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func (v *BlockValidator) VerifyUncles(block, parent *types.Block) error {
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// validate that there at most 2 uncles included in this block
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// validate that there are at most 2 uncles included in this block
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if len(block.Uncles()) > 2 {
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return ValidationError("Block can only contain maximum 2 uncles (contained %v)", len(block.Uncles()))
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}
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@ -193,7 +193,7 @@ func (v *BlockValidator) ValidateHeader(header, parent *types.Header, checkPow b
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if parent == nil {
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return ParentError(header.ParentHash)
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}
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// Short circuit if the header's already known or its parent missing
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// Short circuit if the header's already known or its parent is missing
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if v.bc.HasHeader(header.Hash()) {
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return nil
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}
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