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pezkuwichain
31467f90d4
- @pezkuwi/papi-utils (rebrand of @polkadot-api/utils) - @pezkuwi/bizinikiwi-bindings (rebrand of @polkadot-api/substrate-bindings) - @pezkuwi/metadata-builders (rebrand of @polkadot-api/metadata-builders) - @pezkuwi/merkleize-metadata (rebrand of @polkadot-api/merkleize-metadata) All @polkadot-api references replaced with @pezkuwi equivalents.
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4.4 KiB
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{"version":3,"file":"proofs.mjs","sources":["../../../src/trie/proofs.ts"],"sourcesContent":["import { toHex } from \"@pezkuwi/papi-utils\"\nimport { createDecoder, type HexString } from \"../codecs\"\nimport { trieNodeDec } from \"./node-decoder\"\nimport { Blake2256 } from \"@/hashes\"\nimport { type ProofTrieNode } from \"./types\"\n\nexport const TrieNodeWithHash = (hasher: (input: Uint8Array) => Uint8Array) =>\n createDecoder((input): ProofTrieNode => {\n const hash = toHex(hasher(new Uint8Array(input.buffer)))\n try {\n return {\n hash,\n ...trieNodeDec(input),\n }\n } catch {\n // Sometimes the proofs include random raw-values which are not trie-nodes\n return { type: \"Raw\", hash, value: \"\" }\n }\n })\n\nexport const validateProofs = <T extends HexString | Uint8Array>(\n proofs: Array<T>,\n hasher: (input: Uint8Array) => Uint8Array = Blake2256,\n): { rootHash: HexString; proofs: Record<HexString, ProofTrieNode> } | null => {\n const proofsList = proofs.map(TrieNodeWithHash(hasher))\n const proofsRecord = Object.fromEntries(proofsList.map((p) => [p.hash, p]))\n const hashes = proofsList.map((p) => p.hash)\n const roots = new Set(hashes)\n\n const setRawValue = (input: {\n type: \"Raw\"\n hash: HexString\n value: HexString\n }) => {\n if (input.value) return\n const val = proofs[hashes.indexOf(input.hash)!]\n input.value = typeof val === \"string\" ? val : toHex(val)\n }\n\n proofsList.forEach((p) => {\n if (\"children\" in p) {\n Object.values(p.children).forEach((hash) => {\n const child = proofsRecord[hash]\n if (child) {\n child.parent = p.hash\n roots.delete(hash)\n }\n })\n }\n\n if (p.type === \"BranchWithHash\" || p.type === \"LeafWithHash\") {\n const childHash = p.value\n const child = proofsRecord[childHash]\n if (!child) return\n\n roots.delete(childHash)\n if (child.type !== \"Raw\") {\n Object.keys(child).forEach((k) => delete (child as any)[k])\n ;(child as any).type = \"Raw\"\n child.hash = childHash\n }\n child.parent = p.hash\n setRawValue(child as any)\n }\n\n if (p.type === \"Raw\") setRawValue(p)\n })\n\n return roots.size === 1\n ? { rootHash: roots.values().next().value!, proofs: proofsRecord }\n : null\n}\n"],"names":[],"mappings":";;;;;;;;;;;;;;;;;;;;;;;;AAMO,MAAM,gBAAA,GAAmB,CAAC,MAAA,KAC/B,aAAA,CAAc,CAAC,KAAA,KAAyB;AACtC,EAAA,MAAM,IAAA,GAAO,MAAM,MAAA,CAAO,IAAI,WAAW,KAAA,CAAM,MAAM,CAAC,CAAC,CAAA;AACvD,EAAA,IAAI;AACF,IAAA,OAAO;AAAA,MACL,IAAA;AAAA,MACA,GAAG,YAAY,KAAK;AAAA,KACtB;AAAA,EACF,CAAA,CAAA,MAAQ;AAEN,IAAA,OAAO,EAAE,IAAA,EAAM,KAAA,EAAO,IAAA,EAAM,OAAO,EAAA,EAAG;AAAA,EACxC;AACF,CAAC;AAEI,MAAM,cAAA,GAAiB,CAC5B,MAAA,EACA,MAAA,GAA4C,SAAA,KACiC;AAC7E,EAAA,MAAM,UAAA,GAAa,MAAA,CAAO,GAAA,CAAI,gBAAA,CAAiB,MAAM,CAAC,CAAA;AACtD,EAAA,MAAM,YAAA,GAAe,MAAA,CAAO,WAAA,CAAY,UAAA,CAAW,GAAA,CAAI,CAAC,CAAA,KAAM,CAAC,CAAA,CAAE,IAAA,EAAM,CAAC,CAAC,CAAC,CAAA;AAC1E,EAAA,MAAM,SAAS,UAAA,CAAW,GAAA,CAAI,CAAC,CAAA,KAAM,EAAE,IAAI,CAAA;AAC3C,EAAA,MAAM,KAAA,GAAQ,IAAI,GAAA,CAAI,MAAM,CAAA;AAE5B,EAAA,MAAM,WAAA,GAAc,CAAC,KAAA,KAIf;AACJ,IAAA,IAAI,MAAM,KAAA,EAAO;AACjB,IAAA,MAAM,MAAM,MAAA,CAAO,MAAA,CAAO,OAAA,CAAQ,KAAA,CAAM,IAAI,CAAE,CAAA;AAC9C,IAAA,KAAA,CAAM,QAAQ,OAAO,GAAA,KAAQ,QAAA,GAAW,GAAA,GAAM,MAAM,GAAG,CAAA;AAAA,EACzD,CAAA;AAEA,EAAA,UAAA,CAAW,OAAA,CAAQ,CAAC,CAAA,KAAM;AACxB,IAAA,IAAI,cAAc,CAAA,EAAG;AACnB,MAAA,MAAA,CAAO,OAAO,CAAA,CAAE,QAAQ,CAAA,CAAE,OAAA,CAAQ,CAAC,IAAA,KAAS;AAC1C,QAAA,MAAM,KAAA,GAAQ,aAAa,IAAI,CAAA;AAC/B,QAAA,IAAI,KAAA,EAAO;AACT,UAAA,KAAA,CAAM,SAAS,CAAA,CAAE,IAAA;AACjB,UAAA,KAAA,CAAM,OAAO,IAAI,CAAA;AAAA,QACnB;AAAA,MACF,CAAC,CAAA;AAAA,IACH;AAEA,IAAA,IAAI,CAAA,CAAE,IAAA,KAAS,gBAAA,IAAoB,CAAA,CAAE,SAAS,cAAA,EAAgB;AAC5D,MAAA,MAAM,YAAY,CAAA,CAAE,KAAA;AACpB,MAAA,MAAM,KAAA,GAAQ,aAAa,SAAS,CAAA;AACpC,MAAA,IAAI,CAAC,KAAA,EAAO;AAEZ,MAAA,KAAA,CAAM,OAAO,SAAS,CAAA;AACtB,MAAA,IAAI,KAAA,CAAM,SAAS,KAAA,EAAO;AACxB,QAAA,MAAA,CAAO,IAAA,CAAK,KAAK,CAAA,CAAE,OAAA,CAAQ,CAAC,CAAA,KAAM,OAAQ,KAAA,CAAc,CAAC,CAAC,CAAA;AACzD,QAAC,MAAc,IAAA,GAAO,KAAA;AACvB,QAAA,KAAA,CAAM,IAAA,GAAO,SAAA;AAAA,MACf;AACA,MAAA,KAAA,CAAM,SAAS,CAAA,CAAE,IAAA;AACjB,MAAA,WAAA,CAAY,KAAY,CAAA;AAAA,IAC1B;AAEA,IAAA,IAAI,CAAA,CAAE,IAAA,KAAS,KAAA,EAAO,WAAA,CAAY,CAAC,CAAA;AAAA,EACrC,CAAC,CAAA;AAED,EAAA,OAAO,KAAA,CAAM,IAAA,KAAS,CAAA,GAClB,EAAE,QAAA,EAAU,KAAA,CAAM,MAAA,EAAO,CAAE,IAAA,EAAK,CAAE,KAAA,EAAQ,MAAA,EAAQ,cAAa,GAC/D,IAAA;AACN;;;;"} |