Function extractLinkReferences

packages/typechain/src/parser/abiParser.ts:460–474

(_bytecode: string, linkReferencesObj?: any)

}

function extractLinkReferences(_bytecode: string, linkReferencesObj?: any): BytecodeWithLinkReferences {
  const bytecode = ensure0xPrefix(_bytecode)
  // See comment in `extractBytecode` for explanation.
  const allLinkReferencesRegex = /__[a-zA-Z0-9/\\:_$.-]{36}__/g
  const allReferences = bytecode.match(allLinkReferencesRegex)
  if (!allReferences) return { bytecode }

  const uniqueReferences = Array.from(new Set(allReferences))
  const refToNameMap = linkReferencesObj ? extractLinkReferenceContractNames(linkReferencesObj) : {}
  const linkReferences = uniqueReferences.map((reference) =>
    refToNameMap[reference] ? { reference, name: refToNameMap[reference] } : { reference },
  )

  return { bytecode, linkReferences }
}

// Returns mapping from link reference (bytecode fake address) to readable contract name
function extractLinkReferenceContractNames(linkReferences: any): Dictionary<string> {