[all][chore] Moved from interface{} to any for all go code (open-telemetry#29072)

Additionally added a golangci-lint.yaml update to automatically apply
this change to new code going forward

Fixes open-telemetry#23811

---------

Co-authored-by: Alex Boten <aboten@lightstep.com>

Author: lucasoskorep

.golangci.yml

@@ -87,6 +87,9 @@ linters-settings:
   gofmt:
     # simplify code: gofmt with `-s` option, true by default
     simplify: true
+    rewrite-rules:
+    - pattern: interface{}
+      replacement: any
 
   goimports:
     # put imports beginning with prefix after 3rd-party packages;

cmd/configschema/configs.go

@@ -26,7 +26,7 @@ type CfgInfo struct {
 	// the component type, e.g. "otlpreceiver.Config"
 	Type component.Type
 	// an instance of the component's configuration struct
-	CfgInstance interface{}
+	CfgInstance any
 }
 
 // GetAllCfgInfos accepts a Factories struct, then creates and returns a CfgInfo

cmd/configschema/fields.go

@@ -14,12 +14,12 @@ import (
 
 // Field holds attributes and subfields of a config struct.
 type Field struct {
-	Name    string      `yaml:",omitempty"`
-	Type    string      `yaml:",omitempty"`
-	Kind    string      `yaml:",omitempty"`
-	Default interface{} `yaml:",omitempty"`
-	Doc     string      `yaml:",omitempty"`
-	Fields  []*Field    `yaml:",omitempty"`
+	Name    string   `yaml:",omitempty"`
+	Type    string   `yaml:",omitempty"`
+	Kind    string   `yaml:",omitempty"`
+	Default any      `yaml:",omitempty"`
+	Doc     string   `yaml:",omitempty"`
+	Fields  []*Field `yaml:",omitempty"`
 }
 
 // ReadFields accepts both a config struct's Value, as well as a DirResolver,

cmd/configschema/fields_test.go

@@ -15,7 +15,7 @@ import (
 )
 
 func TestReadFieldsWithDefaults(t *testing.T) {
-	defaults := map[string]interface{}{
+	defaults := map[string]any{
 		"one":           "1",
 		"two":           int64(2),
 		"three":         uint64(3),
@@ -43,7 +43,7 @@ func TestReadFieldsWithDefaults(t *testing.T) {
 }
 
 func TestReadFieldsWithoutDefaults(t *testing.T) {
-	testReadFields(t, testStruct{}, map[string]interface{}{
+	testReadFields(t, testStruct{}, map[string]any{
 		"one":           "",
 		"three":         uint64(0),
 		"four":          false,
@@ -53,7 +53,7 @@ func TestReadFieldsWithoutDefaults(t *testing.T) {
 	})
 }
 
-func testReadFields(t *testing.T, s testStruct, defaults map[string]interface{}) {
+func testReadFields(t *testing.T, s testStruct, defaults map[string]any) {
 	root, _ := ReadFields(
 		reflect.ValueOf(s),
 		testDR(),

cmd/configschema/resolver_test.go

@@ -67,7 +67,7 @@ func TestTypetoProjectPath_External(t *testing.T) {
 	assert.Equal(t, "", dir)
 }
 
-func testTypeToPackagePath(t *testing.T, v interface{}) string {
+func testTypeToPackagePath(t *testing.T, v any) string {
 	packageDir, err := testDR().TypeToPackagePath(reflect.ValueOf(v).Type())
 	require.NoError(t, err)
 	return packageDir

cmd/mdatagen/main.go

@@ -125,7 +125,7 @@ func templatize(tmplFile string, md metadata) *template.Template {
 		template.
 			New(filepath.Base(tmplFile)).
 			Option("missingkey=error").
-			Funcs(map[string]interface{}{
+			Funcs(map[string]any{
 				"publicVar": func(s string) (string, error) {
 					return formatIdentifier(s, true)
 				},

confmap/provider/s3provider/provider.go

@@ -82,7 +82,7 @@ func (fmp *provider) Retrieve(ctx context.Context, uri string, _ confmap.Watcher
 	// read config from response body
 	dec := yaml.NewDecoder(resp.Body)
 	defer resp.Body.Close()
-	var conf map[string]interface{}
+	var conf map[string]any
 	err = dec.Decode(&conf)
 	if err != nil {
 		return nil, err

connector/exceptionsconnector/connector_metrics_test.go

@@ -246,8 +246,8 @@ func TestBuildKeyWithDimensions(t *testing.T) {
 	for _, tc := range []struct {
 		name            string
 		optionalDims    []dimension
-		resourceAttrMap map[string]interface{}
-		spanAttrMap     map[string]interface{}
+		resourceAttrMap map[string]any
+		spanAttrMap     map[string]any
 		wantKey         string
 	}{
 		{
@@ -273,7 +273,7 @@ func TestBuildKeyWithDimensions(t *testing.T) {
 			optionalDims: []dimension{
 				{name: "foo"},
 			},
-			spanAttrMap: map[string]interface{}{
+			spanAttrMap: map[string]any{
 				"foo": 99,
 			},
 			wantKey: "ab\u0000c\u0000SPAN_KIND_UNSPECIFIED\u0000STATUS_CODE_UNSET\u000099",
@@ -283,7 +283,7 @@ func TestBuildKeyWithDimensions(t *testing.T) {
 			optionalDims: []dimension{
 				{name: "foo"},
 			},
-			resourceAttrMap: map[string]interface{}{
+			resourceAttrMap: map[string]any{
 				"foo": 99,
 			},
 			wantKey: "ab\u0000c\u0000SPAN_KIND_UNSPECIFIED\u0000STATUS_CODE_UNSET\u000099",
@@ -293,10 +293,10 @@ func TestBuildKeyWithDimensions(t *testing.T) {
 			optionalDims: []dimension{
 				{name: "foo"},
 			},
-			spanAttrMap: map[string]interface{}{
+			spanAttrMap: map[string]any{
 				"foo": 100,
 			},
-			resourceAttrMap: map[string]interface{}{
+			resourceAttrMap: map[string]any{
 				"foo": 99,
 			},
 			wantKey: "ab\u0000c\u0000SPAN_KIND_UNSPECIFIED\u0000STATUS_CODE_UNSET\u0000100",

connector/routingconnector/internal/common/functions.go

@@ -11,7 +11,7 @@ import (
 )
 
 func createRouteFunction[K any](_ ottl.FunctionContext, _ ottl.Arguments) (ottl.ExprFunc[K], error) {
-	return func(context.Context, K) (interface{}, error) {
+	return func(context.Context, K) (any, error) {
 		return true, nil
 	}, nil
 }

connector/spanmetricsconnector/connector_test.go

@@ -493,8 +493,8 @@ func TestBuildKeyWithDimensions(t *testing.T) {
 	for _, tc := range []struct {
 		name            string
 		optionalDims    []dimension
-		resourceAttrMap map[string]interface{}
-		spanAttrMap     map[string]interface{}
+		resourceAttrMap map[string]any
+		spanAttrMap     map[string]any
 		wantKey         string
 	}{
 		{
@@ -520,7 +520,7 @@ func TestBuildKeyWithDimensions(t *testing.T) {
 			optionalDims: []dimension{
 				{name: "foo"},
 			},
-			spanAttrMap: map[string]interface{}{
+			spanAttrMap: map[string]any{
 				"foo": 99,
 			},
 			wantKey: "ab\u0000c\u0000SPAN_KIND_UNSPECIFIED\u0000STATUS_CODE_UNSET\u000099",
@@ -530,7 +530,7 @@ func TestBuildKeyWithDimensions(t *testing.T) {
 			optionalDims: []dimension{
 				{name: "foo"},
 			},
-			resourceAttrMap: map[string]interface{}{
+			resourceAttrMap: map[string]any{
 				"foo": 99,
 			},
 			wantKey: "ab\u0000c\u0000SPAN_KIND_UNSPECIFIED\u0000STATUS_CODE_UNSET\u000099",
@@ -540,10 +540,10 @@ func TestBuildKeyWithDimensions(t *testing.T) {
 			optionalDims: []dimension{
 				{name: "foo"},
 			},
-			spanAttrMap: map[string]interface{}{
+			spanAttrMap: map[string]any{
 				"foo": 100,
 			},
-			resourceAttrMap: map[string]interface{}{
+			resourceAttrMap: map[string]any{
 				"foo": 99,
 			},
 			wantKey: "ab\u0000c\u0000SPAN_KIND_UNSPECIFIED\u0000STATUS_CODE_UNSET\u0000100",