Repair the SysvarEpochRewards fetcher/decoder/encoder

[steveluscher]

Problem

This fell out of sync as of anza-xyz/agave#428 and is now reporting incorrect data.

Test Plan

pnpm dlx bun repl
> import {fetchSysvarEpochRewards} from './packages/sysvars';
undefined
> import {createSolanaRpc} from './packages/kit'
undefined
> const r = createSolanaRpc('https://api.mainnet-beta.solana.com')
undefined
> await fetchSysvarEpochRewards(r);
{
  distributionStartingBlockHeight: 310449729n,
  numPartitions: 319n,
  parentBlockhash: 'GYMCsbMsLA1AnsXPaPAA7pAbbA5vEBLTgM3QgBvdBUxF',
  totalPoints: 2643849320321396387655516n,
  totalRewards: 150870678501792n,
  distributedRewards: 150870677130403n,
  active: false
}

Compare to:

curl https://api.mainnet-beta.solana.com -s -X \
  POST -H "Content-Type: application/json" -d '
  {
    "jsonrpc": "2.0",
    "id": 1,
    "method": "getAccountInfo",
    "params": [
      "SysvarEpochRewards1111111111111111111111111",
      {
        "encoding": "jsonParsed"
      }
    ]
  }
' | jq

{
  "jsonrpc": "2.0",
  "result": {
    "context": {
      "apiVersion": "2.1.16",
      "slot": 332620574
    },
    "value": {
      "data": {
        "parsed": {
          "info": {
            "active": false,
            "distributedRewards": "150870677130403",
            "distributionStartingBlockHeight": 310449729,
            "numPartitions": 319,
            "parentBlockhash": "GYMCsbMsLA1AnsXPaPAA7pAbbA5vEBLTgM3QgBvdBUxF",
            "totalPoints": "2643849320321396387655516",
            "totalRewards": "150870678501792"
          },
          "type": "epochRewards"
        },
        "program": "sysvar",
        "space": 81
      },
      "executable": false,
      "lamports": 1454640,
      "owner": "Sysvar1111111111111111111111111111111111111",
      "rentEpoch": 18446744073709551615,
      "space": 81
    }
  },
  "id": 1
}

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Name	Status	Preview	Comments	Updated (UTC)
kit-docs	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Apr 11, 2025 5:56pm

[changeset-bot]

🦋 Changeset detected

Latest commit: f5b85fb

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 39 packages

Name	Type
@solana/sysvars	Patch
@solana/kit	Patch
@solana/accounts	Patch
@solana/addresses	Patch
@solana/assertions	Patch
@solana/codecs-core	Patch
@solana/codecs-data-structures	Patch
@solana/codecs-numbers	Patch
@solana/codecs-strings	Patch
@solana/codecs	Patch
@solana/compat	Patch
@solana/errors	Patch
@solana/fast-stable-stringify	Patch
@solana/functional	Patch
@solana/instructions	Patch
@solana/keys	Patch
@solana/options	Patch
@solana/programs	Patch
@solana/promises	Patch
@solana/react	Patch
@solana/rpc-api	Patch
@solana/rpc-graphql	Patch
@solana/rpc-parsed-types	Patch
@solana/rpc-spec-types	Patch
@solana/rpc-spec	Patch
@solana/rpc-subscriptions-api	Patch
@solana/rpc-subscriptions-channel-websocket	Patch
@solana/rpc-subscriptions-spec	Patch
@solana/rpc-subscriptions	Patch
@solana/rpc-transformers	Patch
@solana/rpc-transport-http	Patch
@solana/rpc-types	Patch
@solana/rpc	Patch
@solana/signers	Patch
@solana/subscribable	Patch
@solana/transaction-confirmation	Patch
@solana/transaction-messages	Patch
@solana/transactions	Patch
@solana/webcrypto-ed25519-polyfill	Patch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

[steveluscher]

• Repair the StakeHistory sysvar fetcher #375
• Repair the SysvarEpochRewards fetcher/decoder/encoder #374 👈 (View in Graphite)
• Document @solana/rpc-subscriptions-spec with TypeDoc #352
• Document @solana/rpc-subscriptions-channel-websocket using TypeDoc #351
• main

This stack of pull requests is managed by Graphite. Learn more about stacking.

[bundlemon]

BundleMon

Files updated (3)

Status	Path	Size	Limits
✅	sysvars/dist/index.native.mjs	2.3KB (+57B +2.48%)	-
✅	sysvars/dist/index.node.mjs	2.3KB (+57B +2.48%)	-
✅	sysvars/dist/index.browser.mjs	2.3KB (+56B +2.43%)	-

Unchanged files (124)

Status	Path	Size	Limits
✅	@solana/kit production bundle kit/dist/index.production.min.js	34.11KB	-
✅	rpc-graphql/dist/index.browser.mjs	18.76KB	-
✅	rpc-graphql/dist/index.native.mjs	18.75KB	-
✅	rpc-graphql/dist/index.node.mjs	18.75KB	-
✅	errors/dist/index.node.mjs	14.48KB	-
✅	errors/dist/index.browser.mjs	14.46KB	-
✅	errors/dist/index.native.mjs	14.46KB	-
✅	transaction-messages/dist/index.browser.mjs	7.06KB	-
✅	transaction-messages/dist/index.native.mjs	7.06KB	-
✅	transaction-messages/dist/index.node.mjs	7.06KB	-
✅	codecs-data-structures/dist/index.native.mjs	4.77KB	-
✅	codecs-data-structures/dist/index.browser.mjs	4.77KB	-
✅	codecs-data-structures/dist/index.node.mjs	4.77KB	-
✅	webcrypto-ed25519-polyfill/dist/index.node.mj s	3.57KB	-
✅	webcrypto-ed25519-polyfill/dist/index.browser .mjs	3.56KB	-
✅	webcrypto-ed25519-polyfill/dist/index.native. mjs	3.54KB	-
✅	rpc-subscriptions/dist/index.browser.mjs	3.38KB	-
✅	rpc-subscriptions/dist/index.node.mjs	3.34KB	-
✅	rpc-subscriptions/dist/index.native.mjs	3.31KB	-
✅	codecs-core/dist/index.browser.mjs	3.3KB	-
✅	codecs-core/dist/index.native.mjs	3.3KB	-
✅	codecs-core/dist/index.node.mjs	3.3KB	-
✅	rpc-transformers/dist/index.browser.mjs	2.92KB	-
✅	rpc-transformers/dist/index.native.mjs	2.92KB	-
✅	rpc-transformers/dist/index.node.mjs	2.92KB	-
✅	addresses/dist/index.browser.mjs	2.86KB	-
✅	addresses/dist/index.native.mjs	2.86KB	-
✅	addresses/dist/index.node.mjs	2.86KB	-
✅	kit/dist/index.browser.mjs	2.71KB	-
✅	kit/dist/index.native.mjs	2.71KB	-
✅	kit/dist/index.node.mjs	2.71KB	-
✅	signers/dist/index.browser.mjs	2.63KB	-
✅	signers/dist/index.native.mjs	2.63KB	-
✅	signers/dist/index.node.mjs	2.63KB	-
✅	codecs-strings/dist/index.browser.mjs	2.53KB	-
✅	codecs-strings/dist/index.node.mjs	2.48KB	-
✅	codecs-strings/dist/index.native.mjs	2.45KB	-
✅	transaction-confirmation/dist/index.node.mjs	2.4KB	-
✅	transaction-confirmation/dist/index.native.mj s	2.34KB	-
✅	transaction-confirmation/dist/index.browser.m js	2.34KB	-
✅	rpc-subscriptions-spec/dist/index.node.mjs	2.13KB	-
✅	rpc-subscriptions-spec/dist/index.native.mjs	2.08KB	-
✅	rpc-subscriptions-spec/dist/index.browser.mjs	2.08KB	-
✅	keys/dist/index.browser.mjs	2.02KB	-
✅	keys/dist/index.native.mjs	2.02KB	-
✅	keys/dist/index.node.mjs	2.02KB	-
✅	codecs-numbers/dist/index.native.mjs	2.01KB	-
✅	codecs-numbers/dist/index.browser.mjs	2.01KB	-
✅	codecs-numbers/dist/index.node.mjs	2.01KB	-
✅	transactions/dist/index.browser.mjs	1.99KB	-
✅	react/dist/index.native.mjs	1.99KB	-
✅	transactions/dist/index.native.mjs	1.99KB	-
✅	react/dist/index.browser.mjs	1.99KB	-
✅	react/dist/index.node.mjs	1.99KB	-
✅	transactions/dist/index.node.mjs	1.99KB	-
✅	rpc/dist/index.node.mjs	1.95KB	-
✅	rpc-transport-http/dist/index.browser.mjs	1.91KB	-
✅	rpc-transport-http/dist/index.native.mjs	1.91KB	-
✅	rpc/dist/index.native.mjs	1.8KB	-
✅	subscribable/dist/index.node.mjs	1.8KB	-
✅	rpc/dist/index.browser.mjs	1.8KB	-
✅	subscribable/dist/index.native.mjs	1.75KB	-
✅	subscribable/dist/index.browser.mjs	1.74KB	-
✅	rpc-transport-http/dist/index.node.mjs	1.73KB	-
✅	rpc-types/dist/index.browser.mjs	1.6KB	-
✅	rpc-types/dist/index.native.mjs	1.6KB	-
✅	rpc-types/dist/index.node.mjs	1.6KB	-
✅	rpc-subscriptions-channel-websocket/dist/inde x.node.mjs	1.33KB	-
✅	rpc-subscriptions-channel-websocket/dist/inde x.native.mjs	1.27KB	-
✅	rpc-subscriptions-channel-websocket/dist/inde x.browser.mjs	1.26KB	-
✅	options/dist/index.browser.mjs	1.18KB	-
✅	options/dist/index.native.mjs	1.18KB	-
✅	options/dist/index.node.mjs	1.17KB	-
✅	accounts/dist/index.browser.mjs	1.13KB	-
✅	accounts/dist/index.native.mjs	1.12KB	-
✅	accounts/dist/index.node.mjs	1.12KB	-
✅	compat/dist/index.browser.mjs	971B	-
✅	compat/dist/index.native.mjs	970B	-
✅	compat/dist/index.node.mjs	968B	-
✅	rpc-spec-types/dist/index.browser.mjs	964B	-
✅	rpc-api/dist/index.browser.mjs	963B	-
✅	rpc-api/dist/index.native.mjs	962B	-
✅	rpc-spec-types/dist/index.native.mjs	962B	-
✅	rpc-api/dist/index.node.mjs	961B	-
✅	rpc-spec-types/dist/index.node.mjs	961B	-
✅	rpc-subscriptions-api/dist/index.native.mjs	870B	-
✅	rpc-subscriptions-api/dist/index.node.mjs	869B	-
✅	rpc-subscriptions-api/dist/index.browser.mjs	868B	-
✅	rpc-spec/dist/index.browser.mjs	829B	-
✅	rpc-spec/dist/index.native.mjs	829B	-
✅	rpc-spec/dist/index.node.mjs	828B	-
✅	promises/dist/index.browser.mjs	799B	-
✅	promises/dist/index.native.mjs	798B	-
✅	promises/dist/index.node.mjs	797B	-
✅	assertions/dist/index.browser.mjs	783B	-
✅	instructions/dist/index.browser.mjs	769B	-
✅	instructions/dist/index.native.mjs	768B	-
✅	instructions/dist/index.node.mjs	767B	-
✅	fast-stable-stringify/dist/index.browser.mjs	726B	-
✅	fast-stable-stringify/dist/index.native.mjs	725B	-
✅	assertions/dist/index.native.mjs	724B	-
✅	fast-stable-stringify/dist/index.node.mjs	724B	-
✅	assertions/dist/index.node.mjs	723B	-
✅	programs/dist/index.browser.mjs	329B	-
✅	programs/dist/index.native.mjs	327B	-
✅	programs/dist/index.node.mjs	325B	-
✅	event-target-impl/dist/index.node.mjs	233B	-
✅	functional/dist/index.browser.mjs	154B	-
✅	functional/dist/index.native.mjs	152B	-
✅	text-encoding-impl/dist/index.native.mjs	152B	-
✅	functional/dist/index.node.mjs	151B	-
✅	codecs/dist/index.browser.mjs	137B	-
✅	codecs/dist/index.native.mjs	136B	-
✅	codecs/dist/index.node.mjs	134B	-
✅	event-target-impl/dist/index.browser.mjs	133B	-
✅	ws-impl/dist/index.node.mjs	131B	-
✅	text-encoding-impl/dist/index.browser.mjs	122B	-
✅	text-encoding-impl/dist/index.node.mjs	119B	-
✅	crypto-impl/dist/index.node.mjs	114B	-
✅	ws-impl/dist/index.browser.mjs	113B	-
✅	crypto-impl/dist/index.browser.mjs	109B	-
✅	rpc-parsed-types/dist/index.browser.mjs	66B	-
✅	rpc-parsed-types/dist/index.native.mjs	65B	-
✅	rpc-parsed-types/dist/index.node.mjs	63B	-

Total files change +170B +0.05%

Final result: ✅

View report in BundleMon website ➡️

---

Current branch size history | Target branch size history

[joncinque]

Looks great, thanks!

[steveluscher]

Merge activity

• Apr 11, 9:34 AM PDT: A user started a stack merge that includes this pull request via Graphite.
• Apr 11, 9:36 AM PDT: Graphite rebased this pull request as part of a merge.
• Apr 11, 9:41 AM PDT: Graphite couldn't merge this PR because it failed for an unknown reason.
• Apr 11, 10:43 AM PDT: A user started a stack merge that includes this pull request via Graphite.