Expand errors in ctxz

.github/workflows/bench.yml

@@ -21,7 +21,7 @@ env:
   GO111MODULE: "on"
   CACHE_BENCHMARK: "off"    # Enables benchmark result reuse between runs, may skew latency results.
   RUN_BASE_BENCHMARK: "on"  # Runs benchmark for PR base in case benchmark result is missing.
-  GO_VERSION: 1.21.x
+  GO_VERSION: 1.22.x
 jobs:
   bench:
     runs-on: ubuntu-latest

.github/workflows/golangci-lint.yml

@@ -21,13 +21,13 @@ jobs:
     steps:
       - uses: actions/setup-go@v3
         with:
-          go-version: 1.21.x
+          go-version: 1.22.x
       - uses: actions/checkout@v2
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@v3.7.0
+        uses: golangci/golangci-lint-action@v4.0.0
         with:
           # Required: the version of golangci-lint is required and must be specified without patch version: we always use the latest patch version.
-          version: v1.55.2
+          version: v1.56.2
 
           # Optional: working directory, useful for monorepos
           # working-directory: somedir

.github/workflows/gorelease.yml

@@ -9,7 +9,7 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  GO_VERSION: 1.21.x
+  GO_VERSION: 1.22.x
 jobs:
   gorelease:
     runs-on: ubuntu-latest

.github/workflows/test-unit.yml

@@ -15,13 +15,13 @@ concurrency:
 env:
   GO111MODULE: "on"
   RUN_BASE_COVERAGE: "on"  # Runs test for PR base in case base test coverage is missing.
-  COV_GO_VERSION: 1.21.x   # Version of Go to collect coverage
+  COV_GO_VERSION: 1.22.x   # Version of Go to collect coverage
   TARGET_DELTA_COV: 90     # Target coverage of changed lines, in percents
 jobs:
   test:
     strategy:
       matrix:
-        go-version: [ 1.19.x, 1.20.x, 1.21.x ]
+        go-version: [ 1.20.x, 1.21.x, 1.22.x ]
     runs-on: ubuntu-latest
     steps:
       - name: Install Go stable

Makefile

@@ -1,4 +1,4 @@
-#GOLANGCI_LINT_VERSION := "v1.55.2" # Optional configuration to pinpoint golangci-lint version.
+#GOLANGCI_LINT_VERSION := "v1.56.2" # Optional configuration to pinpoint golangci-lint version.
 
 # The head of Makefile determines location of dev-go to include standard targets.
 GO ?= go

_examples/zzap/go.mod

@@ -7,12 +7,12 @@ replace github.com/bool64/logz => ./../..
 require (
 	github.com/bool64/logz v0.0.0-00010101000000-000000000000
 	github.com/drhodes/golorem v0.0.0-20160418191928-ecccc744c2d9
-	go.uber.org/zap v1.24.0
+	go.uber.org/zap v1.26.0
 )
 
 require (
-	github.com/vearutop/dynhist-go v1.0.0 // indirect
-	github.com/vearutop/lograte v1.0.5 // indirect
+	github.com/vearutop/dynhist-go v1.2.3 // indirect
+	github.com/vearutop/lograte v1.1.3 // indirect
 	go.uber.org/atomic v1.10.0 // indirect
-	go.uber.org/multierr v1.10.0 // indirect
+	go.uber.org/multierr v1.11.0 // indirect
 )

_examples/zzap/go.sum

@@ -31,8 +31,10 @@ github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o
 github.com/swaggest/usecase v1.2.0/go.mod h1:oc5+QoAxG3Et5Gl9lRXgEOm00l4VN9gdVQSMIa5EeLY=
 github.com/vearutop/dynhist-go v1.0.0 h1:SLYGcQMzmIoWnuqtF9lV8ULUBC735A56M5nL2CNth4c=
 github.com/vearutop/dynhist-go v1.0.0/go.mod h1:7Cgyu5Ww8FwdB+Y+zawRz9cQT5oXAxw294L9lQ+JI/k=
+github.com/vearutop/dynhist-go v1.2.3/go.mod h1:liiiYiwAi8ixC3DbkxooEhASTF6ysJSXy+piCrBtxEg=
 github.com/vearutop/lograte v1.0.5 h1:H3XAhqjggYt0oyJ8AqzxHClKpJW0odmu3mYYMeLcvkQ=
 github.com/vearutop/lograte v1.0.5/go.mod h1:hN7Zo1dpCKPVEEkxPM3zKtZHpkxtOip0cSITUZKZAxg=
+github.com/vearutop/lograte v1.1.3/go.mod h1:toX+le7NyZBmZ0Kw1ox78UOiDldXAkul2UEmgVKL5eQ=
 github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
 go.uber.org/atomic v1.7.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
 go.uber.org/atomic v1.10.0 h1:9qC72Qh0+3MqyJbAn8YU5xVq1frD8bn3JtD2oXtafVQ=
@@ -42,8 +44,10 @@ go.uber.org/goleak v1.1.11/go.mod h1:cwTWslyiVhfpKIDGSZEM2HlOvcqm+tG4zioyIeLoqMQ
 go.uber.org/multierr v1.6.0/go.mod h1:cdWPpRnG4AhwMwsgIHip0KRBQjJy5kYEpYjJxpXp9iU=
 go.uber.org/multierr v1.10.0 h1:S0h4aNzvfcFsC3dRF1jLoaov7oRaKqRGC/pUEJ2yvPQ=
 go.uber.org/multierr v1.10.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
+go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
 go.uber.org/zap v1.24.0 h1:FiJd5l1UOLj0wCgbSE0rwwXHzEdAZS6hiiSnxJN/D60=
 go.uber.org/zap v1.24.0/go.mod h1:2kMP+WWQ8aoFoedH3T2sq6iJ2yDWpHbP0f6MQbS9Gkg=
+go.uber.org/zap v1.26.0/go.mod h1:dtElttAiwGvoJ/vj4IwHBS/gXsEu/pZ50mUIRWuG0so=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/lint v0.0.0-20190930215403-16217165b5de/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=

ctxz/observer.go

@@ -5,6 +5,7 @@ import (
 	"bytes"
 	"context"
 	"encoding/json"
+	"errors"
 
 	"github.com/bool64/ctxd"
 	"github.com/bool64/logz"
@@ -41,14 +42,26 @@ func (t tuples) MarshalJSON() ([]byte, error) {
 	)
 
 	for i, l := range kv {
-		if label == "" {
+		if label == "" { //nolint:nestif
 			label, ok = l.(string)
 			if !ok {
 				m["malformedFields"] = kv[i:]
 
 				break
 			}
 		} else {
+			if err, ok := l.(error); ok {
+				l = err.Error()
+
+				var se ctxd.StructuredError
+
+				if errors.As(err, &se) {
+					for k, v := range se.Fields() {
+						m[k] = v
+					}
+				}
+			}
+
 			m[label] = l
 			label = ""
 		}

ctxz/observer_test.go

@@ -27,17 +27,21 @@ func TestNewObserver(t *testing.T) {
 
 	o = o.WithLogger(ctxd.NoOpLogger{})
 
+	err := ctxd.NewError(ctx, "oops", "errDetail", 321)
+
 	o.Warn(ctx, "warn", "foo", "bar")
-	o.Error(ctx, "error", "foo", "bar")
+	o.Error(ctx, "error", "foo", "bar", "error", err)
 
-	req, err := http.NewRequest(http.MethodGet, "/debug/logz?level=Info&msg=info", nil)
+	req, err := http.NewRequest(http.MethodGet, "/debug/logz?level=Error&msg=error", nil)
 	require.NoError(t, err)
 
 	rw := httptest.NewRecorder()
 
 	logzpage.Handler(o.LevelObservers()...).ServeHTTP(rw, req)
 
 	assert.Contains(t, rw.Body.String(), `{
+ "errDetail": 321,
+ "error": "oops",
  "foo": "bar",
  "shared": 123
 }`)

go.mod

@@ -4,11 +4,11 @@ go 1.19
 
 require (
 	github.com/bool64/ctxd v1.2.1
-	github.com/bool64/dev v0.2.33
+	github.com/bool64/dev v0.2.34
 	github.com/stretchr/testify v1.8.4
 	github.com/vearutop/dynhist-go v1.2.3
 	github.com/vearutop/lograte v1.1.3
-	go.uber.org/zap v1.26.0
+	go.uber.org/zap v1.27.0
 )
 
 require (

go.sum

@@ -1,7 +1,7 @@
 github.com/bool64/ctxd v1.2.1 h1:hARFteq0zdn4bwfmxLhak3fXFuvtJVKDH2X29VV/2ls=
 github.com/bool64/ctxd v1.2.1/go.mod h1:ZG6QkeGVLTiUl2mxPpyHmFhDzFZCyocr9hluBV3LYuc=
-github.com/bool64/dev v0.2.33 h1:ETAcSa8H9w4talcCdSQCCnLX7PMHmuxdLcDl6TpSDj4=
-github.com/bool64/dev v0.2.33/go.mod h1:iJbh1y/HkunEPhgebWRNcs8wfGq7sjvJ6W5iabL8ACg=
+github.com/bool64/dev v0.2.34 h1:P9n315P8LdpxusnYQ0X7MP1CZXwBK5ae5RZrd+GdSZE=
+github.com/bool64/dev v0.2.34/go.mod h1:iJbh1y/HkunEPhgebWRNcs8wfGq7sjvJ6W5iabL8ACg=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
@@ -15,11 +15,11 @@ github.com/vearutop/dynhist-go v1.2.3 h1:EIMWszSDm6b7zmqySgx8zW2qNctE3IXUJggGlDF
 github.com/vearutop/dynhist-go v1.2.3/go.mod h1:liiiYiwAi8ixC3DbkxooEhASTF6ysJSXy+piCrBtxEg=
 github.com/vearutop/lograte v1.1.3 h1:wgZege2tbCCEYHORI+vZbSJcmayd2HTfkfGnOBrOpYw=
 github.com/vearutop/lograte v1.1.3/go.mod h1:toX+le7NyZBmZ0Kw1ox78UOiDldXAkul2UEmgVKL5eQ=
-go.uber.org/goleak v1.2.0 h1:xqgm/S+aQvhWFTtR0XK3Jvg7z8kGV8P4X14IzwN3Eqk=
+go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto=
 go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
 go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
-go.uber.org/zap v1.26.0 h1:sI7k6L95XOKS281NhVKOFCUNIvv9e0w4BF8N3u+tCRo=
-go.uber.org/zap v1.26.0/go.mod h1:dtElttAiwGvoJ/vj4IwHBS/gXsEu/pZ50mUIRWuG0so=
+go.uber.org/zap v1.27.0 h1:aJMhYGrd5QSmlpLMr2MftRKl7t8J8PTZPA732ud/XR8=
+go.uber.org/zap v1.27.0/go.mod h1:GB2qFLM7cTU87MWRP2mPIjqfIDnGu+VIO4V/SdhGo2E=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=

observer.go

@@ -67,7 +67,7 @@
 }
 
 // Observer keeps track of messages.
-// Deprecated: use NewObserver() to avoid lazy init.
+// Use NewObserver() to create new instance.
 type Observer struct {
 	Config
 	PreparedObserver
@@ -285,7 +285,7 @@
 func (l *PreparedObserver) GetEntries() []Entry {
 	result := make([]Entry, 0, atomic.LoadUint32(&l.count))
 
-	l.entries.Range(func(key, value interface{}) bool {
+	l.entries.Range(func(_, value interface{}) bool {
 		result = append(result, l.exportEntry(value.(*entry), false))
 
 		return true
@@ -298,7 +298,7 @@
 func (l *PreparedObserver) GetEntriesWithSamples() []Entry {
 	result := make([]Entry, 0, atomic.LoadUint32(&l.count))
 
-	l.entries.Range(func(key, value interface{}) bool {
+	l.entries.Range(func(_, value interface{}) bool {
 		result = append(result, l.exportEntry(value.(*entry), true))
 
 		return true
@@ -311,7 +311,7 @@
 func (l *PreparedObserver) Find(msg string) Entry {
 	var e Entry
 
-	l.entries.Range(func(key, value interface{}) bool {
+	l.entries.Range(func(_, value interface{}) bool {
 		if value.(*entry).msg == msg {
 			e = l.exportEntry(value.(*entry), true)