Added EIP-4844 broadcast support.

Author: ricmoo

package.json

@@ -93,7 +93,7 @@
       "url": "https://www.buymeacoffee.com/ricmoo"
     }
   ],
-  "gitHead": "556fdd91d9b6bf7db4041bb099e66b2080e1a985",
+  "gitHead": "12772e9498b70f8538838f30e16f3792ea90e173",
   "homepage": "https://ethers.org",
   "keywords": [
     "ethereum",
@@ -106,7 +106,7 @@
   "name": "ethers",
   "publishConfig": {
     "access": "public",
-    "tag": "latest"
+    "tag": "next"
   },
   "repository": {
     "type": "git",
@@ -131,5 +131,5 @@
     "test-esm": "mocha --trace-warnings --reporter ./reporter.cjs ./lib.esm/_tests/test-*.js"
   },
   "sideEffects": false,
-  "version": "6.11.1"
+  "version": "6.12.0-beta.1"
 }

src.ts/_version.ts

@@ -3,4 +3,4 @@
 /**
  *  The current version of Ethers.
  */
-export const version: string = "6.11.1";
+export const version: string = "6.12.0-beta.1";

src.ts/ethers.ts

@@ -177,6 +177,7 @@ export type {
 
 export type {
     AccessList, AccessListish, AccessListEntry,
+    Blob, BlobLike, KzgLibrary,
     TransactionLike
 } from "./transaction/index.js";
 

src.ts/providers/abstract-signer.ts

@@ -194,8 +194,8 @@ export abstract class AbstractSigner<P extends null | Provider = null | Provider
                         operation: "signer.getFeeData" });
                 }
 
-            } else if (pop.type === 2) {
-                // Explicitly using EIP-1559
+            } else if (pop.type === 2 || pop.type === 3) {
+                // Explicitly using EIP-1559 or EIP-4844
 
                 // Populate missing fee data
                 if (pop.maxFeePerGas == null) {

src.ts/providers/provider.ts

@@ -1,14 +1,17 @@
 //import { resolveAddress } from "@ethersproject/address";
 import {
-    defineProperties, getBigInt, getNumber, hexlify, resolveProperties,
+    defineProperties, getBigInt, getNumber, hexlify, isBytesLike,
+    resolveProperties,
     assert, assertArgument, isError, makeError
 } from "../utils/index.js";
 import { accessListify } from "../transaction/index.js";
 
 import type { AddressLike, NameResolver } from "../address/index.js";
 import type { BigNumberish, EventEmitterable } from "../utils/index.js";
 import type { Signature } from "../crypto/index.js";
-import type { AccessList, AccessListish, TransactionLike } from "../transaction/index.js";
+import type {
+    AccessList, AccessListish, BlobLike, KzgLibrary, TransactionLike
+} from "../transaction/index.js";
 
 import type { ContractRunner } from "./contracts.js";
 import type { Network } from "./network.js";
@@ -214,6 +217,30 @@ export interface TransactionRequest {
      */
     enableCcipRead?: boolean;
 
+    /**
+     *  The blob versioned hashes (see [[link-eip-4844]]).
+     */
+    blobVersionedHashes?: null | Array<string>
+
+    /**
+     *  The maximum fee per blob gas (see [[link-eip-4844]]).
+     */
+    maxFeePerBlobGas?: null | BigNumberish;
+
+    /**
+     *  Any blobs to include in the transaction (see [[link-eip-4844]]).
+     */
+    blobs?: null | Array<BlobLike>;
+
+    /**
+     *  An external library for computing the KZG commitments and
+     *  proofs necessary for EIP-4844 transactions (see [[link-eip-4844]]).
+     *
+     *  This is generally ``null``, unless you are creating BLOb
+     *  transactions.
+     */
+    kzg?: null | KzgLibrary;
+
     // Todo?
     //gasMultiplier?: number;
 };
@@ -332,7 +359,7 @@ export function copyRequest(req: TransactionRequest): PreparedTransactionRequest
 
     if (req.data) { result.data = hexlify(req.data); }
 
-    const bigIntKeys = "chainId,gasLimit,gasPrice,maxFeePerGas,maxPriorityFeePerGas,value".split(/,/);
+    const bigIntKeys = "chainId,gasLimit,gasPrice,maxFeePerBlobGas,maxFeePerGas,maxPriorityFeePerGas,value".split(/,/);
     for (const key of bigIntKeys) {
         if (!(key in req) || (<any>req)[key] == null) { continue; }
         result[key] = getBigInt((<any>req)[key], `request.${ key }`);
@@ -358,6 +385,19 @@ export function copyRequest(req: TransactionRequest): PreparedTransactionRequest
         result.customData = req.customData;
     }
 
+    if ("blobVersionedHashes" in req && req.blobVersionedHashes) {
+        result.blobVersionedHashes = req.blobVersionedHashes.slice();
+    }
+
+    if ("kzg" in req) { result.kzg = req.kzg; }
+
+    if ("blobs" in req && req.blobs) {
+        result.blobs = req.blobs.map((b) => {
+            if (isBytesLike(b)) { return hexlify(b); }
+            return Object.assign({ }, b);
+        });
+    }
+
     return result;
 }
 

src.ts/transaction/index.ts

@@ -28,4 +28,6 @@ export { accessListify } from "./accesslist.js";
 export { computeAddress, recoverAddress } from "./address.js";
 export { Transaction } from "./transaction.js";
 
-export type { TransactionLike } from "./transaction.js";
+export type {
+    Blob, BlobLike, KzgLibrary, TransactionLike
+} from "./transaction.js";