chore(golangci-lint): migrate configuration to v2

.github/workflows/golangci-lint.yml

@@ -9,7 +9,6 @@ on:
 
 permissions:
   contents: read
-  pull-requests: read
 
 jobs:
   golangci:
@@ -21,6 +20,4 @@ jobs:
         with:
           go-version: 1.23.x
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@v6
-        with:
-          only-new-issues: ${{ github.event_name == 'pull_request' && 'true' || 'false' }}
+        uses: golangci/golangci-lint-action@v7

.golangci.yml

@@ -1,35 +1,71 @@
-issues:
-  exclude-dirs:
-    - docs
-  max-issues-per-linter: 0
-  max-same-issues: 0
+version: "2"
+run:
+  issues-exit-code: 1
+  tests: false
 linters:
+  enable:
+    - asciicheck
+    - bidichk
+    - bodyclose
+    - contextcheck
+    - copyloopvar
+    - durationcheck
+    - errchkjson
+    - errorlint
+    - exhaustive
+    - fatcontext
+    - gocheckcompilerdirectives
+    - gochecksumtype
+    - gomodguard
+    - gosec
+    - gosmopolitan
+    - loggercheck
+    - makezero
+    - musttag
+    - nilerr
+    - nilnesserr
+    - noctx
+    - perfsprint
+    - prealloc
+    - protogetter
+    - reassign
+    - rowserrcheck
+    - spancheck
+    - sqlclosecheck
+    - testifylint
+    - usestdlibvars
+    - whitespace
+    - zerologlint
   disable:
     - asasalint
     - depguard
     - recvcheck
     - unparam
+  exclusions:
+    generated: lax
+    presets:
+      - comments
+      - common-false-positives
+      - legacy
+      - std-error-handling
+    paths:
+      - docs
+      - third_party$
+      - builtin$
+      - examples$
+issues:
+  max-issues-per-linter: 0
+  max-same-issues: 0
+formatters:
   enable:
-    - errcheck
-    - gosimple
-    - govet
-    - ineffassign
-    - staticcheck
-    - unused
-    # Defaults above ours below
-    - copyloopvar
-    - usestdlibvars
-    - whitespace
-  presets:
-    - bugs
-    - format
-    - import
-    - performance
-    - unused
-#linters-settings:
-#  errcheck:
-#    check-type-assertions: true
-run:
-  issues-exit-code: 1
-  tests: false
-  timeout: 10m
+    - gci
+    - gofmt
+    - gofumpt
+    - goimports
+  exclusions:
+    generated: lax
+    paths:
+      - docs
+      - third_party$
+      - builtin$
+      - examples$

cbor/tags.go

@@ -121,7 +121,7 @@ func (r *Rat) UnmarshalCBOR(cborData []byte) error {
 	}
 	// Create new big.Rat with num/denom set to big.Int values above
 	r.Rat = new(big.Rat)
-	r.Rat.SetFrac(tmpNum, tmpDenom)
+	r.SetFrac(tmpNum, tmpDenom)
 	return nil
 }
 

cmd/gouroboros/chainsync.go

@@ -267,7 +267,7 @@ func chainSyncRollForwardHandler(
 		blockHash := v.Hash().Bytes()
 		var err error
 		if oConn == nil {
-			return errors.New("empty ouroboros connection, aborting!")
+			return errors.New("empty ouroboros connection, aborting")
 		}
 		block, err = oConn.BlockFetch().Client.GetBlock(common.NewPoint(blockSlot, blockHash))
 		if err != nil {

connection.go

@@ -249,7 +249,7 @@ func (c *Connection) setupConnection() error {
 	// Check network magic value
 	if c.networkMagic == 0 {
 		return fmt.Errorf(
-			"invalid network magic value provided: %d\n",
+			"invalid network magic value provided: %d",
 			c.networkMagic,
 		)
 	}

ledger/allegra/allegra.go

@@ -326,15 +326,15 @@ func (t *AllegraTransaction) Cbor() []byte {
 func NewAllegraBlockFromCbor(data []byte) (*AllegraBlock, error) {
 	var allegraBlock AllegraBlock
 	if _, err := cbor.Decode(data, &allegraBlock); err != nil {
-		return nil, fmt.Errorf("Allegra block decode error: %w", err)
+		return nil, fmt.Errorf("decode Allegra block error: %w", err)
 	}
 	return &allegraBlock, nil
 }
 
 func NewAllegraBlockHeaderFromCbor(data []byte) (*AllegraBlockHeader, error) {
 	var allegraBlockHeader AllegraBlockHeader
 	if _, err := cbor.Decode(data, &allegraBlockHeader); err != nil {
-		return nil, fmt.Errorf("Allegra block header decode error: %w", err)
+		return nil, fmt.Errorf("decode Allegra block header error: %w", err)
 	}
 	return &allegraBlockHeader, nil
 }
@@ -344,15 +344,15 @@ func NewAllegraTransactionBodyFromCbor(
 ) (*AllegraTransactionBody, error) {
 	var allegraTx AllegraTransactionBody
 	if _, err := cbor.Decode(data, &allegraTx); err != nil {
-		return nil, fmt.Errorf("Allegra transaction body decode error: %w", err)
+		return nil, fmt.Errorf("decode Allegra transaction body error: %w", err)
 	}
 	return &allegraTx, nil
 }
 
 func NewAllegraTransactionFromCbor(data []byte) (*AllegraTransaction, error) {
 	var allegraTx AllegraTransaction
 	if _, err := cbor.Decode(data, &allegraTx); err != nil {
-		return nil, fmt.Errorf("Allegra transaction decode error: %w", err)
+		return nil, fmt.Errorf("decode Allegra transaction error: %w", err)
 	}
 	return &allegraTx, nil
 }

ledger/alonzo/alonzo.go

@@ -528,15 +528,15 @@ func (t *AlonzoTransaction) Utxorpc() *utxorpc.Tx {
 func NewAlonzoBlockFromCbor(data []byte) (*AlonzoBlock, error) {
 	var alonzoBlock AlonzoBlock
 	if _, err := cbor.Decode(data, &alonzoBlock); err != nil {
-		return nil, fmt.Errorf("Alonzo block decode error: %w", err)
+		return nil, fmt.Errorf("decode Alonzo block error: %w", err)
 	}
 	return &alonzoBlock, nil
 }
 
 func NewAlonzoBlockHeaderFromCbor(data []byte) (*AlonzoBlockHeader, error) {
 	var alonzoBlockHeader AlonzoBlockHeader
 	if _, err := cbor.Decode(data, &alonzoBlockHeader); err != nil {
-		return nil, fmt.Errorf("Alonzo block header decode error: %w", err)
+		return nil, fmt.Errorf("decode Alonzo block header error: %w", err)
 	}
 	return &alonzoBlockHeader, nil
 }
@@ -546,15 +546,15 @@ func NewAlonzoTransactionBodyFromCbor(
 ) (*AlonzoTransactionBody, error) {
 	var alonzoTx AlonzoTransactionBody
 	if _, err := cbor.Decode(data, &alonzoTx); err != nil {
-		return nil, fmt.Errorf("Alonzo transaction body decode error: %w", err)
+		return nil, fmt.Errorf("decode Alonzo transaction body error: %w", err)
 	}
 	return &alonzoTx, nil
 }
 
 func NewAlonzoTransactionFromCbor(data []byte) (*AlonzoTransaction, error) {
 	var alonzoTx AlonzoTransaction
 	if _, err := cbor.Decode(data, &alonzoTx); err != nil {
-		return nil, fmt.Errorf("Alonzo transaction decode error: %w", err)
+		return nil, fmt.Errorf("decode Alonzo transaction error: %w", err)
 	}
 	return &alonzoTx, nil
 }
@@ -565,7 +565,7 @@ func NewAlonzoTransactionOutputFromCbor(
 	var alonzoTxOutput AlonzoTransactionOutput
 	if _, err := cbor.Decode(data, &alonzoTxOutput); err != nil {
 		return nil, fmt.Errorf(
-			"Alonzo transaction output decode error: %w",
+			"decode Alonzo transaction output error: %w",
 			err,
 		)
 	}

ledger/babbage/babbage.go

@@ -684,15 +684,15 @@ func (t *BabbageTransaction) Utxorpc() *utxorpc.Tx {
 func NewBabbageBlockFromCbor(data []byte) (*BabbageBlock, error) {
 	var babbageBlock BabbageBlock
 	if _, err := cbor.Decode(data, &babbageBlock); err != nil {
-		return nil, fmt.Errorf("Babbage block decode error: %w", err)
+		return nil, fmt.Errorf("decode Babbage block error: %w", err)
 	}
 	return &babbageBlock, nil
 }
 
 func NewBabbageBlockHeaderFromCbor(data []byte) (*BabbageBlockHeader, error) {
 	var babbageBlockHeader BabbageBlockHeader
 	if _, err := cbor.Decode(data, &babbageBlockHeader); err != nil {
-		return nil, fmt.Errorf("Babbage block header decode error: %w", err)
+		return nil, fmt.Errorf("decode Babbage block header error: %w", err)
 	}
 	return &babbageBlockHeader, nil
 }
@@ -702,15 +702,15 @@ func NewBabbageTransactionBodyFromCbor(
 ) (*BabbageTransactionBody, error) {
 	var babbageTx BabbageTransactionBody
 	if _, err := cbor.Decode(data, &babbageTx); err != nil {
-		return nil, fmt.Errorf("Babbage transaction body decode error: %w", err)
+		return nil, fmt.Errorf("decode Babbage transaction body error: %w", err)
 	}
 	return &babbageTx, nil
 }
 
 func NewBabbageTransactionFromCbor(data []byte) (*BabbageTransaction, error) {
 	var babbageTx BabbageTransaction
 	if _, err := cbor.Decode(data, &babbageTx); err != nil {
-		return nil, fmt.Errorf("Babbage transaction decode error: %w", err)
+		return nil, fmt.Errorf("decode Babbage transaction error: %w", err)
 	}
 	return &babbageTx, nil
 }
@@ -721,7 +721,7 @@ func NewBabbageTransactionOutputFromCbor(
 	var babbageTxOutput BabbageTransactionOutput
 	if _, err := cbor.Decode(data, &babbageTxOutput); err != nil {
 		return nil, fmt.Errorf(
-			"Babbage transaction output decode error: %w",
+			"decode Babbage transaction output error: %w",
 			err,
 		)
 	}

ledger/byron/byron.go

@@ -683,7 +683,7 @@ func NewByronEpochBoundaryBlockFromCbor(
 ) (*ByronEpochBoundaryBlock, error) {
 	var byronEbbBlock ByronEpochBoundaryBlock
 	if _, err := cbor.Decode(data, &byronEbbBlock); err != nil {
-		return nil, fmt.Errorf("Byron EBB block decode error: %w", err)
+		return nil, fmt.Errorf("decode Byron EBB block error: %w", err)
 	}
 	return &byronEbbBlock, nil
 }
@@ -693,15 +693,15 @@ func NewByronEpochBoundaryBlockHeaderFromCbor(
 ) (*ByronEpochBoundaryBlockHeader, error) {
 	var byronEbbBlockHeader ByronEpochBoundaryBlockHeader
 	if _, err := cbor.Decode(data, &byronEbbBlockHeader); err != nil {
-		return nil, fmt.Errorf("Byron EBB block header decode error: %w", err)
+		return nil, fmt.Errorf("decode Byron EBB block header error: %w", err)
 	}
 	return &byronEbbBlockHeader, nil
 }
 
 func NewByronMainBlockFromCbor(data []byte) (*ByronMainBlock, error) {
 	var byronMainBlock ByronMainBlock
 	if _, err := cbor.Decode(data, &byronMainBlock); err != nil {
-		return nil, fmt.Errorf("Byron main block decode error: %w", err)
+		return nil, fmt.Errorf("decode Byron main block error: %w", err)
 	}
 	return &byronMainBlock, nil
 }
@@ -711,15 +711,15 @@ func NewByronMainBlockHeaderFromCbor(
 ) (*ByronMainBlockHeader, error) {
 	var byronMainBlockHeader ByronMainBlockHeader
 	if _, err := cbor.Decode(data, &byronMainBlockHeader); err != nil {
-		return nil, fmt.Errorf("Byron main block header decode error: %w", err)
+		return nil, fmt.Errorf("decode Byron main block header error: %w", err)
 	}
 	return &byronMainBlockHeader, nil
 }
 
 func NewByronTransactionFromCbor(data []byte) (*ByronTransaction, error) {
 	var byronTx ByronTransaction
 	if _, err := cbor.Decode(data, &byronTx); err != nil {
-		return nil, fmt.Errorf("Byron transaction decode error: %w", err)
+		return nil, fmt.Errorf("decode Byron transaction error: %w", err)
 	}
 	return &byronTx, nil
 }

ledger/common/address.go

@@ -301,14 +301,12 @@ func (a Address) ByronType() uint64 {
 // PaymentAddress returns a new Address with only the payment address portion. This will return nil for anything other than payment and script addresses
 func (a Address) PaymentAddress() *Address {
 	var addrType uint8
-	if a.addressType == AddressTypeKeyKey ||
-		a.addressType == AddressTypeKeyNone {
+	switch a.addressType {
+	case AddressTypeKeyKey, AddressTypeKeyNone:
 		addrType = AddressTypeKeyNone
-	} else if a.addressType == AddressTypeScriptKey ||
-		a.addressType == AddressTypeScriptNone ||
-		a.addressType == AddressTypeScriptScript {
+	case AddressTypeScriptKey, AddressTypeScriptNone, AddressTypeScriptScript:
 		addrType = AddressTypeScriptNone
-	} else {
+	default:
 		// Unsupported address type
 		return nil
 	}
@@ -332,13 +330,12 @@ func (a *Address) PaymentKeyHash() Blake2b224 {
 // StakeAddress returns a new Address with only the stake key portion. This will return nil if the address is not a payment/staking key pair
 func (a Address) StakeAddress() *Address {
 	var addrType uint8
-	if a.addressType == AddressTypeKeyKey ||
-		a.addressType == AddressTypeScriptKey {
+	switch a.addressType {
+	case AddressTypeKeyKey, AddressTypeScriptKey:
 		addrType = AddressTypeNoneKey
-	} else if a.addressType == AddressTypeScriptScript ||
-		a.addressType == AddressTypeNoneScript {
+	case AddressTypeScriptScript, AddressTypeNoneScript:
 		addrType = AddressTypeNoneScript
-	} else {
+	default:
 		// Unsupported address type
 		return nil
 	}

ledger/common/genesis.go

@@ -26,7 +26,7 @@ type GenesisRat struct {
 
 func (r *GenesisRat) UnmarshalJSON(data []byte) error {
 	r.Rat = new(big.Rat)
-	if _, ok := r.Rat.SetString(string(data)); !ok {
+	if _, ok := r.SetString(string(data)); !ok {
 		return fmt.Errorf("math/big: cannot unmarshal %q into a *big.Rat", data)
 	}
 	return nil

ledger/conway/conway.go

@@ -490,15 +490,15 @@ func (t *ConwayTransaction) Utxorpc() *utxorpc.Tx {
 func NewConwayBlockFromCbor(data []byte) (*ConwayBlock, error) {
 	var conwayBlock ConwayBlock
 	if _, err := cbor.Decode(data, &conwayBlock); err != nil {
-		return nil, fmt.Errorf("Conway block decode error: %w", err)
+		return nil, fmt.Errorf("decode Conway block error: %w", err)
 	}
 	return &conwayBlock, nil
 }
 
 func NewConwayBlockHeaderFromCbor(data []byte) (*ConwayBlockHeader, error) {
 	var conwayBlockHeader ConwayBlockHeader
 	if _, err := cbor.Decode(data, &conwayBlockHeader); err != nil {
-		return nil, fmt.Errorf("Conway block header decode error: %w", err)
+		return nil, fmt.Errorf("decode Conway block header error: %w", err)
 	}
 	return &conwayBlockHeader, nil
 }
@@ -508,15 +508,15 @@ func NewConwayTransactionBodyFromCbor(
 ) (*ConwayTransactionBody, error) {
 	var conwayTx ConwayTransactionBody
 	if _, err := cbor.Decode(data, &conwayTx); err != nil {
-		return nil, fmt.Errorf("Conway transaction body decode error: %w", err)
+		return nil, fmt.Errorf("decode Conway transaction body error: %w", err)
 	}
 	return &conwayTx, nil
 }
 
 func NewConwayTransactionFromCbor(data []byte) (*ConwayTransaction, error) {
 	var conwayTx ConwayTransaction
 	if _, err := cbor.Decode(data, &conwayTx); err != nil {
-		return nil, fmt.Errorf("Conway transaction decode error: %w", err)
+		return nil, fmt.Errorf("decode Conway transaction error: %w", err)
 	}
 	return &conwayTx, nil
 }