Linting and workflows.

.github/workflows/golangci-lint.yml

@@ -4,18 +4,21 @@ on:
     branches:
     - master
   pull_request:
+
 permissions:
   contents: read
+
 jobs:
   golangci:
     name: lint
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
-      - uses: actions/setup-go@v3
+      - uses: actions/setup-go@v5
         with:
-          go-version: '^1.20'
-      - uses: actions/checkout@v3
+          cache: false
+          go-version: '1.20'
+      - uses: actions/checkout@v4
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@v3
+        uses: golangci/golangci-lint-action@v4
         with:
-          version: latest
+          args: --timeout=60m

.github/workflows/revive.yml

@@ -0,0 +1,20 @@
+name: revive
+on:
+  push:
+    branches:
+    - master
+  pull_request:
+
+permissions:
+  contents: read
+
+jobs:
+  revive:
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/setup-go@v5
+        with:
+          cache: false
+          go-version: '1.20'
+      - uses: actions/checkout@v4
+      - uses: morphy2k/revive-action@v2

.github/workflows/test.yml

@@ -6,12 +6,14 @@ on:
   pull_request:
 jobs:
   test:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
-      - uses: actions/setup-go@v3
+      - uses: actions/setup-go@v5
         with:
-          go-version: '^1.20'
-      - uses: actions/checkout@v3
-      - uses: n8maninger/action-golang-test@v1
+          cache: false
+          go-version: '1.20'
+      - uses: actions/checkout@v4
+      - uses: n8maninger/action-golang-test@v2
         with:
           args: "-race;-timeout=30m"
+

.golangci.yml

@@ -109,6 +109,56 @@ linters-settings:
   lll:
     line-length: 132
 
+  revive:
+    ignore-generated-header: true
+    severity: error
+    confidence: 0.1
+    errorCode: 0
+    warningCode: 0
+    rules:
+      - name: atomic
+      - name: blank-imports
+      - name: comment-spacings
+      - name: confusing-results
+      - name: constant-logical-expr
+      - name: context-as-argument
+      - name: context-keys-type
+      - name: datarace
+      - name: defer
+      - name: dot-imports
+      - name: duplicated-imports
+      - name: early-return
+      - name: error-strings
+      - name: errorf
+      - name: exported
+      - name: file-header
+      - name: identical-branches
+      - name: import-alias-naming
+      - name: import-shadowing
+      - name: increment-decrement
+      - name: indent-error-flow
+      - name: modifies-value-receiver
+      - name: range-val-address
+      - name: range-val-in-closure
+      - name: range
+      - name: receiver-naming
+      - name: string-of-int
+      - name: superfluous-else
+      - name: time-equal
+      - name: time-naming
+      - name: unchecked-type-assertion
+      - name: unhandled-error
+        arguments:
+          - "fmt.Fprint"
+          - "fmt.Fprintf"
+      - name: unnecessary-stmt
+      - name: unused-parameter
+      - name: unused-receiver
+      - name: use-any
+      - name: useless-break
+      - name: var-naming
+      - name: waitgroup-by-value
+
   stylecheck:
     checks: [ "all", "-ST1000" ]
 

api/submitblindedproposalopts.go

@@ -13,7 +13,7 @@
 
 package api
 
-import v2 "github.com/attestantio/go-eth2-client/api/v2"
+import apiv2 "github.com/attestantio/go-eth2-client/api/v2"
 
 // SubmitBlindedProposalOpts are the options for submitting proposals.
 type SubmitBlindedProposalOpts struct {
@@ -23,5 +23,5 @@ type SubmitBlindedProposalOpts struct {
 	Proposal *VersionedSignedBlindedProposal
 
 	// BroadcastValidation is the validation required of the consensus node before broadcasting the proposal.
-	BroadcastValidation *v2.BroadcastValidation
+	BroadcastValidation *apiv2.BroadcastValidation
 }

api/submitproposalopts.go

@@ -13,7 +13,7 @@
 
 package api
 
-import v2 "github.com/attestantio/go-eth2-client/api/v2"
+import apiv2 "github.com/attestantio/go-eth2-client/api/v2"
 
 // SubmitProposalOpts are the options for submitting proposals.
 type SubmitProposalOpts struct {
@@ -23,5 +23,5 @@ type SubmitProposalOpts struct {
 	Proposal *VersionedSignedProposal
 
 	// BroadcastValidation is the validation required of the consensus node before broadcasting the proposal.
-	BroadcastValidation *v2.BroadcastValidation
+	BroadcastValidation *apiv2.BroadcastValidation
 }

api/v1/capella/generate.go

@@ -16,5 +16,4 @@ package capella
 // Need to `go install github.com/ferranbt/fastssz/sszgen@latest` for this to work.
 //go:generate rm -f blindedbeaconblockbody_ssz.go blindedbeaconblock_ssz.go signedblindedbeaconblock_ssz.go
 //go:generate sszgen --include ../../../spec/phase0,../../../spec/altair,../../../spec/bellatrix,../../../spec/capella -path . --suffix ssz -objs BlindedBeaconBlockBody,BlindedBeaconBlock,SignedBlindedBeaconBlock
-//nogo:generate sszgen --include ../../../spec/phase0,../../../spec/altair,../../../spec/bellatrix,../../../spec/capella --exclude-objs=blindedBeaconBlockBodyJSON,blindedBeaconBlockBodyYAML,blindedBeaconBlockJSON,blindedBeaconBlockYAML,signedBlindedBeaconBlockJSON,signedBlindedBeaconBlockYAML -path . --suffix ssz -objs BlindedBeaconBlockBody,BlindedBeaconBlock,SignedBlindedBeaconBlock
 //go:generate goimports -w blindedbeaconblockbody_ssz.go blindedbeaconblock_ssz.go signedblindedbeaconblock_ssz.go

api/v1/deneb/blockcontents_yaml.go

@@ -46,15 +46,15 @@ func (b *BlockContents) MarshalYAML() ([]byte, error) {
 // UnmarshalYAML implements yaml.Unmarshaler.
 func (b *BlockContents) UnmarshalYAML(input []byte) error {
 	// We unmarshal to the JSON struct to save on duplicate code.
-	var data blockContentsJSON
-	if err := yaml.Unmarshal(input, &data); err != nil {
+	var unmarshaled blockContentsJSON
+	if err := yaml.Unmarshal(input, &unmarshaled); err != nil {
 		return errors.Wrap(err, "failed to unmarshal YAML")
 	}
 
-	bytes, err := json.Marshal(data)
+	marshaled, err := json.Marshal(unmarshaled)
 	if err != nil {
 		return errors.Wrap(err, "failed to marshal JSON")
 	}
 
-	return b.UnmarshalJSON(bytes)
+	return b.UnmarshalJSON(marshaled)
 }

api/v1/deneb/signedblockcontents_yaml.go

@@ -46,15 +46,15 @@ func (s *SignedBlockContents) MarshalYAML() ([]byte, error) {
 // UnmarshalYAML implements yaml.Unmarshaler.
 func (s *SignedBlockContents) UnmarshalYAML(input []byte) error {
 	// We unmarshal to the JSON struct to save on duplicate code.
-	var data signedBlockContentsJSON
-	if err := yaml.Unmarshal(input, &data); err != nil {
+	var unmarshaled signedBlockContentsJSON
+	if err := yaml.Unmarshal(input, &unmarshaled); err != nil {
 		return errors.Wrap(err, "failed to unmarshal YAML")
 	}
 
-	bytes, err := json.Marshal(data)
+	marshaled, err := json.Marshal(unmarshaled)
 	if err != nil {
 		return errors.Wrap(err, "failed to marshal JSON")
 	}
 
-	return s.UnmarshalJSON(bytes)
+	return s.UnmarshalJSON(marshaled)
 }

api/v1/event.go

@@ -27,7 +27,7 @@ type Event struct {
 	// Topic is the topic of the event.
 	Topic string
 	// Data is the data of the event.
-	Data interface{}
+	Data any
 }
 
 // SupportedEventTopics is a map of supported event topics.
@@ -45,8 +45,8 @@ var SupportedEventTopics = map[string]bool{
 
 // eventJSON is the spec representation of the struct.
 type eventJSON struct {
-	Topic string                 `json:"topic"`
-	Data  map[string]interface{} `json:"data"`
+	Topic string         `json:"topic"`
+	Data  map[string]any `json:"data"`
 }
 
 // MarshalJSON implements json.Marshaler.
@@ -56,7 +56,7 @@ func (e *Event) MarshalJSON() ([]byte, error) {
 	if err != nil {
 		return nil, errors.Wrap(err, "failed to marshal data")
 	}
-	var unmarshalled map[string]interface{}
+	var unmarshalled map[string]any
 	if err := json.Unmarshal(data, &unmarshalled); err != nil {
 		return nil, errors.Wrap(err, "failed to unmarshal data")
 	}

api/v1/forkchoice.go

@@ -173,20 +173,20 @@ type ForkChoiceNode struct {
 	// ExecutiionBlockHash is the execution block hash of the node.
 	ExecutionBlockHash phase0.Root
 	// ExtraData is the extra data of the node.
-	ExtraData map[string]interface{}
+	ExtraData map[string]any
 }
 
 // forkChoiceNodeJSON is the json representation of the struct.
 type forkChoiceNodeJSON struct {
-	Slot               string                 `json:"slot"`
-	BlockRoot          string                 `json:"block_root"`
-	ParentRoot         string                 `json:"parent_root"`
-	JustifiedEpoch     string                 `json:"justified_epoch"`
-	FinalizedEpoch     string                 `json:"finalized_epoch"`
-	Weight             string                 `json:"weight"`
-	Validity           string                 `json:"validity"`
-	ExecutionBlockHash string                 `json:"execution_block_hash"`
-	ExtraData          map[string]interface{} `json:"extra_data,omitempty"`
+	Slot               string         `json:"slot"`
+	BlockRoot          string         `json:"block_root"`
+	ParentRoot         string         `json:"parent_root"`
+	JustifiedEpoch     string         `json:"justified_epoch"`
+	FinalizedEpoch     string         `json:"finalized_epoch"`
+	Weight             string         `json:"weight"`
+	Validity           string         `json:"validity"`
+	ExecutionBlockHash string         `json:"execution_block_hash"`
+	ExtraData          map[string]any `json:"extra_data,omitempty"`
 }
 
 // MarshalJSON implements json.Marshaler.

api/versionedsignedproposal.go

@@ -43,7 +43,7 @@ type VersionedSignedProposal struct {
 	DenebBlinded     *apiv1deneb.SignedBlindedBeaconBlock
 }
 
-// AssertPresnet throws an error if the expected proposal
+// AssertPresent throws an error if the expected proposal
 // given the version and blinded fields is not present.
 func (v *VersionedSignedProposal) AssertPresent() error {
 	switch v.Version {

auto/service.go

@@ -16,7 +16,7 @@ package auto
 import (
 	"context"
 
-	client "github.com/attestantio/go-eth2-client"
+	consensusclient "github.com/attestantio/go-eth2-client"
 	"github.com/attestantio/go-eth2-client/http"
 	"github.com/pkg/errors"
 	"github.com/rs/zerolog"
@@ -28,7 +28,7 @@ var log zerolog.Logger
 
 // New creates a new Ethereum 2 client service, trying different implementations at the given address.
 // Deprecated.  Use the `http` module instead.
-func New(ctx context.Context, params ...Parameter) (client.Service, error) {
+func New(ctx context.Context, params ...Parameter) (consensusclient.Service, error) {
 	parameters, err := parseAndCheckParameters(params...)
 	if err != nil {
 		return nil, errors.Wrap(err, "problem with parameters")
@@ -51,7 +51,7 @@ func New(ctx context.Context, params ...Parameter) (client.Service, error) {
 	return nil, errors.New("failed to connect to Ethereum 2 client with any known method")
 }
 
-func tryHTTP(ctx context.Context, parameters *parameters) (client.Service, error) {
+func tryHTTP(ctx context.Context, parameters *parameters) (consensusclient.Service, error) {
 	httpParameters := make([]http.Parameter, 0)
 	httpParameters = append(httpParameters, http.WithLogLevel(parameters.logLevel))
 	httpParameters = append(httpParameters, http.WithAddress(parameters.address))

go.mod

@@ -4,19 +4,20 @@ go 1.20
 
 require (
 	github.com/ferranbt/fastssz v0.1.3
-	github.com/goccy/go-yaml v1.9.2
+	github.com/goccy/go-yaml v1.11.3
 	github.com/golang/snappy v0.0.4
 	github.com/holiman/uint256 v1.2.4
 	github.com/huandu/go-clone v1.6.0
 	github.com/huandu/go-clone/generic v1.6.0
 	github.com/pkg/errors v0.9.1
 	github.com/prometheus/client_golang v1.16.0
-	github.com/prysmaticlabs/go-bitfield v0.0.0-20210809151128-385d8c5e3fb7
+	github.com/prysmaticlabs/go-bitfield v0.0.0-20240328144219-a1caa50c3a1e
 	github.com/r3labs/sse/v2 v2.10.0
 	github.com/rs/zerolog v1.32.0
 	github.com/stretchr/testify v1.8.4
 	go.opentelemetry.io/otel v1.16.0
-	golang.org/x/crypto v0.20.0
+	go.opentelemetry.io/otel/trace v1.16.0
+	golang.org/x/crypto v0.22.0
 	golang.org/x/sync v0.2.0
 )
 
@@ -41,9 +42,8 @@ require (
 	github.com/prometheus/procfs v0.10.1 // indirect
 	github.com/rogpeppe/go-internal v1.11.0 // indirect
 	go.opentelemetry.io/otel/metric v1.16.0 // indirect
-	go.opentelemetry.io/otel/trace v1.16.0 // indirect
 	golang.org/x/net v0.21.0 // indirect
-	golang.org/x/sys v0.17.0 // indirect
+	golang.org/x/sys v0.19.0 // indirect
 	golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028 // indirect
 	google.golang.org/protobuf v1.30.0 // indirect
 	gopkg.in/cenkalti/backoff.v1 v1.1.0 // indirect