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d17996f8b0
* Update V3 from V4 * Fix build v3 -> v4 * Update ssz * Update beacon_chain.pb.go * Fix formatter import * Update update-mockgen.sh comment to v4 * Fix conflicts. Pass build and tests * Fix test
16 lines
524 B
Go
16 lines
524 B
Go
package slashings
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import ethpb "github.com/prysmaticlabs/prysm/v4/proto/prysm/v1alpha1"
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// IsSurround checks if an attestation, a, is surrounding
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// another one, b, based on the Ethereum slashing conditions specified
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// by @protolambda https://github.com/protolambda/eth2-surround#definition.
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//
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// s: source
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// t: target
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//
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// a surrounds b if: s_a < s_b and t_b < t_a
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func IsSurround(a, b *ethpb.IndexedAttestation) bool {
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return a.Data.Source.Epoch < b.Data.Source.Epoch && b.Data.Target.Epoch < a.Data.Target.Epoch
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}
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