Update dependency hardhat to v2.29.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
hardhat (source)	2.20.1 → 2.29.0

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Release Notes

NomicFoundation/hardhat (hardhat)

v2.29.0: Hardhat v2.29.0

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This is a small Hardhat 2 release that upgrades the version of Mocha to make it compatible with Node 26, and uses a newer version of typescript when initializing projects.

Changes

• a81ad1d: Upgrade Mocha to version ^11.1.0 to make it compatible with Node 26.
• 6ea5832: Update the initialization of new projects to use a newer typescript

v2.28.6: Hardhat v2.28.6

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This release is a small bug fix for an issue affecting hardhat-tracer after a hardhat_reset.

Changes

• f6d5437: Fixed an issue affecting the hardhat-tracer community plugin causing traces to stop being reported after calling hardhat_reset (#​7918)

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v2.28.5: Hardhat v2.28.5

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This release is a small enhancement adding eth_getProof as a JSON-RPC method.

Changes

• 6e1f27c: Added support for eth_getProof as a JSON-RPC method (#​7933)

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v2.28.4: Hardhat v2.28.4

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This release is a small bug fix to allow hardhat_reset to switch from local to forking mode.

Changes

• 32f29d6: Fixed bug in hardhat_reset when switching from local to fork mode (#​7834)

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v2.28.3: Hardhat v2.28.3

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This release increases the block gas limit to 60,000,000.

Patch Changes

• 494b2c2: Bumped EDR version to 0.12.0-next.22.
  • NomicFoundation/edr@b5a7b75: Added an API that reports the latest supported Solidity version for source instrumentation
• 893277f: Increase the default block gas limit per EIP-7935. Thanks @​Amxx! (#​7776)

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v2.28.2: Hardhat v2.28.2

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This release adds support for Solidity 0.8.32 and 0.8.33.

Patch Changes

• e6ddffc: Bumped EDR version to 0.12.0-next.21.
  • NomicFoundation/edr@34e1ab4: Updated base mainnet eip1559 parameters after SystemConfig update on 2025-12-18
  • NomicFoundation/edr@2272bc0: Fixed excess_blob_gas calculation after Osaka
  • NomicFoundation/edr@44e779c: Added function-level configuration overrides for Solidity tests
  • NomicFoundation/edr@b5ad15c: Added support for instrumentation of Solidity 0.8.32 and 0.8.33

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v2.28.1: Hardhat v2.28.1

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This release adds support for Solidity 0.8.31.

Changes

• c5a9e7c: Bumped EDR version to 0.12.0-next.19.

  • faef065: Added support for EIP-7892 (Blob Parameter Only hardforks)

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v2.28.0: Hardhat v2.28.0

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This release sets osaka as the default hardfork for local Hardhat networks. It includes changes to defaults for gas limits to match Osaka's new transaction gas limit.

Changes

• 6f50b84: Changed default L1 hardfork to osaka (@​nomicfoundation/edr@0.12.0-next.17)
• c69b99d: Update default gas limit to take into account osaka transaction limit (#​7751)
• a7e4215: Update solidity-coverage minimum version to include Osaka changes
• 6f50b84: Changed default OP stack hardfork to isthmus (@​nomicfoundation/edr@0.12.0-next.17)
• 6f50b84: Fixed default transaction gas limit for post-Osaka hardforks in OP stack and generic chains (@​nomicfoundation/edr@0.12.0-next.17)

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v2.27.2: Hardhat v2.27.2

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This release is a small bug fix to allow downloading of solc version 0.8.31.

Changes

• Fixed the download of solc, which broke for v0.8.31 (#​7761)

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v2.27.1: Hardhat v2.27.1

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This release adds support for the Fusaka hardfork.

Changes

• 722eabf: Bumped EDR version to 0.12.0-next.16
  • Added support for Osaka hardfork
  • Added full support for OP stack Isthmus hardfork

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v2.27.0: Hardhat v2.27.0

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This release integrates the latest EDR (version 0.12.0-next.7) into Hardhat 2.

Changes

• 57c509d: Upgraded EDR to v0.12.0-next.7:
• 57c509d: Removed support for pre-Byzantium root field from RPC receipts

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v2.26.5: Hardhat v2.26.5

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This release is a small bug fix to improve compilation in the presence of a malformed solidity-files-cache.

Changes

• f886268: Ignore malformed solidity-files-cache so compilation keeps running while logging the issue in debug, thanks @​iosh (#​6489)

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v2.26.4: v2.26.4

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This is a small release that includes solc version support for 0.8.30 along with other bug fixes.

Changes

• e5ff273: Fix to be explicit that execFile should pass stdout/stderr as strings (#​7333)
• 5655ebb: Update latest supported solc version to 0.8.30 (#​7365)
• 9d10226: Links in the code and READMEs updated to point to the Hardhat 2 documentation and resources

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v2.26.3

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Patch Changes

• 5b2be3d: Make the resolver more robust (#​7073)

v2.26.2

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Patch Changes

• 11ee260: Don't use undici's global dispatcher, making Hardhat more stable across Node.js versions

v2.26.1

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Patch Changes

• 896c4ea: Revert micro-eth-signer to ^0.14.0 to fix compatibility with earlier Node 20 versions (#​7026)

v2.26.0

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Minor Changes

• 14b3042: Updated the minimal supported version of Node to v20 (#​6982)

Patch Changes

• 69acece: Upgraded EDR to v0.11.3 which includes:
  • fixes for stack trace generation and RIP-7212 support.
  • Removed copying of account code for provider accounts in forked networks. Code was previously ignored for default accounts only, now also for user accounts.
• 84fff85: Remove unneeded type dependencies, thanks @​reallesee (#​6990)
• e139cf3: Update the version of micro-eth-signer (#​6950)

v2.25.0

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Minor Changes

• 94b36b0: Upgrade hardhat-gas-reporter to v2 on both toolboxes (#​6886)

v2.24.3

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Patch Changes

• 6be5c13: Upgraded EDR to v0.11.1, which fixed a bug when sending ETH to the testing accounts in forked networks. Now testing accounts are automatically undelegated.

v2.24.2

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Patch Changes

• 2bbb705: Wrap eth_accounts usage on http provider to handle method deprecation (#​6632)

v2.24.1

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Patch Changes

• 9b75f5d: Fix a few potential errors that could happen when compiling Solidity in a subprocess
• a8ad44c: Added support for Node v24.

v2.24.0

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Minor Changes

• 82feaae: Set prague as the default hardfork in Hardhat network

Patch Changes

• a7aa6d6: Upgraded EDR to v0.11.0:
  • Replaced const enums with non-const enums in *.d.ts files
• 2ab8103: Relax validations for transaction signing introduced in the previous version by disabling strict mode in Transaction.prepare.
• 67f1e95: Support chainId values above 2^32 - 1 for local account transactions

v2.23.0

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Minor Changes

• aa09462: Add support for the Prague hardfork

Patch Changes

• a5419a7: Use npm_config_user_agent to determine what package manager to use for project creation
• 4ad0bc0: Upgraded EDR to v0.9.0:
  • Added support for the Prague hardfork
• 9d6f713: Upgraded EDR to v0.10.0:
  • Add Prague hardfork to the list of supported SpecIds
• b61cdd8: Add hardfork activation history for avalanche network
• 2f27ee8: Display configurable banner on project creation and task execution

v2.22.19

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Patch Changes

• 5d79fca: Fix heuristic to detect that an ESM project doesn't have a Hardhat config with an explicit .cjs extension.
• 00d542a: Update EDR to v0.8.0:
  • fix: improved provider initialization performance
  • fix: ignore unknown opcodes in source maps
  • fix: crash when loading EDR on Windows without a C Runtime library installed
  • fix: improved stack trace generation performance

v2.22.18

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Patch Changes

• 25f45b0: Improve solidity stack traces performance by getting them from the EDR response
• 0e5c8d7: Restored the message linking to the 2024 solidity survey

v2.22.17

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Patch Changes

• c6efe1d: fix: don't panic when a precompile errors
• 56d127b: Make totalDifficulty field optional, as spec has changed.
• e47b495: Added support for solc versions 0.8.28
• 9ad82f5: Added an optional --output param to the flatten task

v2.22.16

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Patch Changes

• fcece65: Replaced chalk with picocolors, glob with tinyglob, and upgraded find-up

v2.22.15

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Patch Changes

• ede1cde: Fixed custom HTTP headers for forked configurations

v2.22.14

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Patch Changes

• 09ead48: Fixed error when remote nodes are not returning total difficulty from the eth.getBlock RPC API, by adding fallback value

v2.22.13

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Patch Changes

• bf92f4c: Fixed more bugs in the newly ported Solidity tracing logic
• 3df95d3: Remove support for console.log selectors that wrongly use "(u)int" type aliases in the selector calculation
• 4c1bcfc: Fixed minor bugs in the newly ported Solidity tracing logic

v2.22.12

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Patch Changes

• 5fb3095: Adapted Hardhat to trace Solidity logic on EDR. This resulted in a 10% performance improvement for most workloads.

v2.22.11

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Patch Changes

• 601d543: Fixed a problem with provider events when provider.init was explicitly called before the first request.
• 224159e: Added support for solc versions 0.8.25, 0.8.26, and 0.8.27
• b43ed78: Added link to Ignition docs in sample projects
• 07e0a9c: Hardhat node can now handle large response objects by streaming them.
• 12d1980: Upgrade chokidar

v2.22.10

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Patch Changes

• 409e99f: Fixed debug logs in Hardhat Network initialization process.
• 46cd7a1: Removed the experimentalAddHardhatNetworkMessageTraceHook API

v2.22.9

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Patch Changes

• 6771f00: Do not send http_setLedgerOutputEnabled messages beyond the HTTP Provider to prevent unwanted warnings in the logs of the local hardhat node

v2.22.8

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Patch Changes

• f5d5d15: Fixed an issue with debug_traceTransaction when large responses were generated
• 31d9d77: Upgraded EDR to v0.5.2

v2.22.7

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Patch Changes

• f944cd5: Added an enableRip7212 optional flag to the Hardhat Network config that enables RIP-7212 (Precompile for secp256r1 Curve Support).
• f6ddc92: Add debug logs to Hardhat Network initialization process.
• 6c943bb: Fix message for error HH206
• f944cd5: Bumped EDR to v0.5.0.

v2.22.6

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Patch Changes

• cdf0160: Upgrade bundled solcjs
• 3c66da2: Add support for Node v22
• 9fadc22: Bump EDR to v0.4.1.
• 095faa4: Added hardfork histories for Optimism and Arbitrum chains

v2.22.5

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Patch Changes

• f65dc7c: Improved the validation of network and forking URLs (thanks @​kshyun28!)
• 5d46baa: Internal changes to allow hardhat-tracer to be re-enabled with Hardhat after the EDR upgrade
• 6e36f3f: Bump EDR to v0.4.0. This adds support for eth_maxPriorityFeePerGas, limited support for blob transactions, improves performance and fixes some bugs. Check out the v0.4.0 EDR release and v0.3.8 EDR release for more details.

v2.22.4

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Patch Changes

• 22bcbf5: Added BigInt task argument type
• 2c533f0: Bumped EDR dependency to 0.3.7
• 3203639: Fixed an issue in the solidity source map decoding module
• 5d7a604: Fixed an issue with solc version selection
• 3c6de8f: Now solcjs is run in a subprocess, which leads to better error reporting and allows it to run multiple compilation jobs at the same time
• 6447e80: Improved performance by reducing back-and-forth with EDR when it's not necessary

v2.22.3

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Patch Changes

• 6466e3a: A proper error is now thrown when requiring EDR fails
• ae62841: Upgrade EDR to version 0.3.5
• 679d8a5: Report HH18 to Sentry.

v2.22.2

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Patch Changes

• 7876104: Initialize the Hardhat Runtime Environment before passing the command line arguments.

v2.22.1

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Patch Changes

• 5d79fca: Fix heuristic to detect that an ESM project doesn't have a Hardhat config with an explicit .cjs extension.
• 00d542a: Update EDR to v0.8.0:
  • fix: improved provider initialization performance
  • fix: ignore unknown opcodes in source maps
  • fix: crash when loading EDR on Windows without a C Runtime library installed
  • fix: improved stack trace generation performance

v2.22.0

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Minor Changes

• bcce371: Set cancun as the default hardfork in Hardhat network

v2.21.0

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Minor Changes

• 837350e: Dropped support for node v16
• 3df5d29: Refactored Hardhat Network to use EDR instead of ethereumjs

Patch Changes

• 6b6f447: Fixes a bug in Hardhat where Post-Cancun genesis blocks did not use the mandated 0x0 parent beacon block root (https://eips.ethereum.org/EIPS/eip-4788)

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