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General Merkle Proof #105

Merged
merged 1 commit into from Oct 19, 2018
Merged

General Merkle Proof #105

merged 1 commit into from Oct 19, 2018

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mossid
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@mossid mossid commented Aug 29, 2018

@mossid mossid changed the base branch from jae/generalmerkle to develop August 30, 2018 10:51
0.9.1 -- compute hash from rangeproof

Require Verify() before Verify*()

Review fixes from cosmos#75

First commit for generalized merkle proofs

Fix imports

Bump version to 0.9.3

Return nil on empty tree - bump version to 0.10.0

Add OpDecoders

fix test

finalize rebase

fix test

fix toml
@mossid mossid changed the title General Merkle Proof Issue Visiting General Merkle Proof Aug 30, 2018
import (
"fmt"

"github.com/tendermint/tendermint/crypto/merkle"
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If IAVL is going to remain its thing/own repo (which I think it should), it would really be nice to not take on more dependencies that couple it tightly to Tendermint at a particular version. Ultimately it would be good to drop dependencies on tendermint altogether if we can spin tmlibs/db out into its own thing see #46.

For ProofOperator you can just replicate the interface (or even better the subset of the interface you actually use) here - which makes it clearer what this package. For ProofOp could you just define the type you need here and do a bit of mapping elsewhere when you want to use the protofbuf type?

A little bit of duplication could make this library more lean and loosely coupled.

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I agree, but to do after game of stakes.

@silasdavis
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Could you explain what the overarching goal of this PR is?

@@ -385,9 +385,9 @@ func (t *ImmutableTree) getRangeProof(keyStart, keyEnd []byte, limit int) (*Rang
pn.Right != nil && !bytes.Equal(pn.Right, node.rightHash) {

// We've diverged, so start appending to inners.
pathCount--
pathCount = -1
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It is weird that a change like this doesn't need a change in a test, too.

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@mossid can you add a test-case for this?

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Made issue #115

@liamsi
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liamsi commented Sep 11, 2018

Can either of you @jaekwon or @mossid open an issue and briefly describe the goal of this PR?

@@ -7,7 +7,7 @@ import (
"strings"

"github.com/tendermint/tendermint/crypto/tmhash"
cmn "github.com/tendermint/tendermint/libs/common"
cmn "github.com/tendermint/tmlibs/common"
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Is there a reason this doesn't use github.com/tendermint/tendermint/libs/common? I mean, if we have to depend on tendermint, than let's use it.

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fixed on another PR i'll make.

@jaekwon jaekwon merged commit 2dcf649 into cosmos:develop Oct 19, 2018
ridenaio pushed a commit to idena-network/iavl that referenced this pull request Jul 1, 2019
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4 participants