Proxy

import * as Proxy from 'voltaire-effect/primitives/Proxy'
import { Effect } from 'effect'
import * as Schema from 'effect/Schema'

// Check if bytecode is ERC-1167 proxy
const isProxy = Effect.runSync(Proxy.isErc1167('0x363d3d373d3d3d363d73...'))

// Extract implementation address (20 bytes or null)
const impl = Effect.runSync(Proxy.parseErc1167(proxyBytecode))

// Generate ERC-1167 bytecode (55 bytes)
const bytecode = Effect.runSync(
  Proxy.generateErc1167('0x1234567890123456789012345678901234567890')
)

// Schema for 32-byte EIP-1967 storage slots
const slot = Schema.decodeSync(Proxy.Bytes)(slotBytes)

const analyzeContract = (bytecode: string) =>
  Effect.gen(function* () {
    const isProxy = yield* Proxy.isErc1167(bytecode)
    if (!isProxy) return { type: 'regular' }
    const impl = yield* Proxy.parseErc1167(bytecode)
    return { type: 'erc1167', implementation: impl }
  })

const result = await Effect.runPromiseExit(Proxy.generateErc1167('invalid'))
if (result._tag === 'Failure') console.error(result.cause) // ProxyError