Type alias Db

An instance of @truffle/db

Defines the [[Meta.Db.execute | db.execute()]] method, which accepts GraphQL requests and returns GraphQL responses.

See [[connect | connect()]] for how to instantiate this interface.

Example

import gql from "graphql-tag";
import { connect, Db } from "@truffle/db";

const db: Db = connect({
  // ...
});

const {
  project: {
    contract: {
      id,
      abi,
      processedSource,
      callBytecode
    }
  }
} = await db.execute(gql`
  query {
    project(id: "0x...") {
      contract(name: "MagicSquare") {
        id
        abi { json }
        processedSource {
          source { contents }
          ast { json }
        }
        callBytecode {
          bytes
          linkReferences { name length offsets }
          instructions { opcode programCounter pushData }
        }
      }
    }
  }
`);
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