v0.0.231

bfcodegen/enum-generate.go

@@ -31,13 +31,13 @@ type EnumDef struct {
 	Values       []EnumDefVal
 }
 
-var rexPackage = rext.W(regexp.MustCompile("^package\\s+(?P<name>[A-Za-z0-9_]+)\\s*$"))
+var rexPackage = rext.W(regexp.MustCompile(`^package\s+(?P<name>[A-Za-z0-9_]+)\s*$`))
 
-var rexEnumDef = rext.W(regexp.MustCompile("^\\s*type\\s+(?P<name>[A-Za-z0-9_]+)\\s+(?P<type>[A-Za-z0-9_]+)\\s*//\\s*(@enum:type).*$"))
+var rexEnumDef = rext.W(regexp.MustCompile(`^\s*type\s+(?P<name>[A-Za-z0-9_]+)\s+(?P<type>[A-Za-z0-9_]+)\s*//\s*(@enum:type).*$`))
 
-var rexValueDef = rext.W(regexp.MustCompile("^\\s*(?P<name>[A-Za-z0-9_]+)\\s+(?P<type>[A-Za-z0-9_]+)\\s*=\\s*(?P<value>(\"[A-Za-z0-9_:]+\"|[0-9]+))\\s*(//(?P<descr>.*))?.*$"))
+var rexValueDef = rext.W(regexp.MustCompile(`^\s*(?P<name>[A-Za-z0-9_]+)\s+(?P<type>[A-Za-z0-9_]+)\s*=\s*(?P<value>("[A-Za-z0-9_:]+"|[0-9]+))\s*(//(?P<descr>.*))?.*$`))
 
-var rexChecksumConst = rext.W(regexp.MustCompile("const ChecksumGenerator = \"(?P<cs>[A-Za-z0-9_]*)\""))
+var rexChecksumConst = rext.W(regexp.MustCompile(`const ChecksumGenerator = "(?P<cs>[A-Za-z0-9_]*)"`))
 
 func GenerateEnumSpecs(sourceDir string, destFile string) error {
 

dataext/syncSet.go

@@ -7,6 +7,9 @@ type SyncSet[TData comparable] struct {
 	lock sync.Mutex
 }
 
+// Add adds `value` to the set
+// returns true  if the value was actually inserted
+// returns false if the value already existed
 func (s *SyncSet[TData]) Add(value TData) bool {
 	s.lock.Lock()
 	defer s.lock.Unlock()
@@ -15,10 +18,10 @@ func (s *SyncSet[TData]) Add(value TData) bool {
 		s.data = make(map[TData]bool)
 	}
 
-	_, ok := s.data[value]
+	_, existsInPreState := s.data[value]
 	s.data[value] = true
 
-	return !ok
+	return !existsInPreState
 }
 
 func (s *SyncSet[TData]) AddAll(values []TData) {

exerr/builder.go

@@ -269,6 +269,14 @@ func (b *Builder) Any(key string, val any) *Builder {
 	return b.addMeta(key, MDTAny, newAnyWrap(val))
 }
 
+func (b *Builder) Stringer(key string, val fmt.Stringer) *Builder {
+	if val == nil {
+		return b.addMeta(key, MDTString, "(!nil)")
+	} else {
+		return b.addMeta(key, MDTString, val.String())
+	}
+}
+
 func (b *Builder) Stack() *Builder {
 	return b.addMeta("@Stack", MDTString, string(debug.Stack()))
 }

exerr/constructor.go

@@ -27,6 +27,7 @@ func FromError(err error) *ExErr {
 		StatusCode:     nil,
 		Message:        err.Error(),
 		WrappedErrType: fmt.Sprintf("%T", err),
+		WrappedErr:     err,
 		Caller:         "",
 		OriginalError:  nil,
 		Meta:           getForeignMeta(err),
@@ -43,6 +44,7 @@ func newExErr(cat ErrorCategory, errtype ErrorType, msg string) *ExErr {
 		StatusCode:     nil,
 		Message:        msg,
 		WrappedErrType: "",
+		WrappedErr:     nil,
 		Caller:         callername(2),
 		OriginalError:  nil,
 		Meta:           make(map[string]MetaValue),
@@ -59,6 +61,7 @@ func wrapExErr(e *ExErr, msg string, cat ErrorCategory, stacktraceskip int) *ExE
 		StatusCode:     e.StatusCode,
 		Message:        msg,
 		WrappedErrType: "",
+		WrappedErr:     nil,
 		Caller:         callername(1 + stacktraceskip),
 		OriginalError:  e,
 		Meta:           make(map[string]MetaValue),

exerr/data.go

@@ -1,6 +1,7 @@
 package exerr
 
 import (
+	"gogs.mikescher.com/BlackForestBytes/goext/dataext"
 	"gogs.mikescher.com/BlackForestBytes/goext/langext"
 )
 
@@ -37,24 +38,32 @@ type ErrorType struct {
 
 //goland:noinspection GoUnusedGlobalVariable
 var (
-	TypeInternal       = ErrorType{"INTERNAL_ERROR", langext.Ptr(500)}
-	TypePanic          = ErrorType{"PANIC", langext.Ptr(500)}
-	TypeNotImplemented = ErrorType{"NOT_IMPLEMENTED", langext.Ptr(500)}
+	TypeInternal       = NewType("INTERNAL_ERROR", langext.Ptr(500))
+	TypePanic          = NewType("PANIC", langext.Ptr(500))
+	TypeNotImplemented = NewType("NOT_IMPLEMENTED", langext.Ptr(500))
 
-	TypeWrap = ErrorType{"Wrap", nil}
+	TypeWrap = NewType("Wrap", nil)
 
-	TypeBindFailURI      = ErrorType{"BINDFAIL_URI", langext.Ptr(400)}
-	TypeBindFailQuery    = ErrorType{"BINDFAIL_QUERY", langext.Ptr(400)}
-	TypeBindFailJSON     = ErrorType{"BINDFAIL_JSON", langext.Ptr(400)}
-	TypeBindFailFormData = ErrorType{"BINDFAIL_FORMDATA", langext.Ptr(400)}
+	TypeBindFailURI      = NewType("BINDFAIL_URI", langext.Ptr(400))
+	TypeBindFailQuery    = NewType("BINDFAIL_QUERY", langext.Ptr(400))
+	TypeBindFailJSON     = NewType("BINDFAIL_JSON", langext.Ptr(400))
+	TypeBindFailFormData = NewType("BINDFAIL_FORMDATA", langext.Ptr(400))
+	TypeBindFailHeader   = NewType("BINDFAIL_HEADER", langext.Ptr(400))
 
-	TypeUnauthorized = ErrorType{"UNAUTHORIZED", langext.Ptr(401)}
-	TypeAuthFailed   = ErrorType{"AUTH_FAILED", langext.Ptr(401)}
+	TypeUnauthorized = NewType("UNAUTHORIZED", langext.Ptr(401))
+	TypeAuthFailed   = NewType("AUTH_FAILED", langext.Ptr(401))
 
 	// other values come from pkgconfig
 )
 
+var registeredTypes = dataext.SyncSet[string]{}
+
 func NewType(key string, defStatusCode *int) ErrorType {
+	insertOkay := registeredTypes.Add(key)
+	if !insertOkay {
+		panic("Cannot register same ErrType ('" + key + "') more than once")
+	}
+
 	return ErrorType{key, defStatusCode}
 }
 

exerr/exerr.go

@@ -4,6 +4,7 @@ import (
 	"github.com/rs/xid"
 	"github.com/rs/zerolog"
 	"gogs.mikescher.com/BlackForestBytes/goext/langext"
+	"reflect"
 	"strings"
 	"time"
 )
@@ -20,9 +21,10 @@ type ExErr struct {
 
 	Message        string `json:"message"`
 	WrappedErrType string `json:"wrappedErrType"`
+	WrappedErr     any    `json:"-"`
 	Caller         string `json:"caller"`
 
-	OriginalError *ExErr
+	OriginalError *ExErr `json:"originalError"`
 
 	Meta MetaMap `json:"meta"`
 }
@@ -31,10 +33,49 @@ func (ee *ExErr) Error() string {
 	return ee.Message
 }
 
+// Unwrap must be implemented so that some error.XXX methods work
 func (ee *ExErr) Unwrap() error {
+	if ee.OriginalError == nil {
+		return nil // this is neccessary - otherwise we return a wrapped nil and the `x == nil` comparison fails (= panic in errors.Is and other failures)
+	}
 	return ee.OriginalError
 }
 
+// Is must be implemented so that error.Is(x) works
+func (ee *ExErr) Is(e error) bool {
+	return IsFrom(ee, e)
+}
+
+// As must be implemented so that error.As(x) works
+//
+//goland:noinspection GoTypeAssertionOnErrors
+func (ee *ExErr) As(target any) bool {
+	if dstErr, ok := target.(*ExErr); ok {
+
+		if dst0, ok := ee.contains(dstErr); ok {
+			dstErr = dst0
+			return true
+		} else {
+			return false
+		}
+
+	} else {
+
+		val := reflect.ValueOf(target)
+
+		typStr := val.Type().Elem().String()
+
+		for curr := ee; curr != nil; curr = curr.OriginalError {
+			if curr.Category == CatForeign && curr.WrappedErrType == typStr && curr.WrappedErr != nil {
+				val.Elem().Set(reflect.ValueOf(curr.WrappedErr))
+				return true
+			}
+		}
+
+		return false
+	}
+}
+
 func (ee *ExErr) Log(evt *zerolog.Event) {
 	evt.Msg(ee.FormatLog(LogPrintFull))
 }
@@ -190,6 +231,7 @@ func (ee *ExErr) RecursiveMeta(key string) *MetaValue {
 	return nil
 }
 
+// Depth returns the depth of recursively contained errors
 func (ee *ExErr) Depth() int {
 	if ee.OriginalError == nil {
 		return 1
@@ -198,6 +240,59 @@ func (ee *ExErr) Depth() int {
 	}
 }
 
+// contains test if the supplied error is contained in this error (anywhere in the chain)
+func (ee *ExErr) contains(original *ExErr) (*ExErr, bool) {
+	if original == nil {
+		return nil, false
+	}
+
+	if ee == original {
+		return ee, true
+	}
+
+	for curr := ee; curr != nil; curr = curr.OriginalError {
+		if curr.equalsDirectProperties(curr) {
+			return curr, true
+		}
+	}
+
+	return nil, false
+}
+
+// equalsDirectProperties tests if ee and other are equals, but only looks at primary properties (not `OriginalError` or `Meta`)
+func (ee *ExErr) equalsDirectProperties(other *ExErr) bool {
+
+	if ee.UniqueID != other.UniqueID {
+		return false
+	}
+	if ee.Timestamp != other.Timestamp {
+		return false
+	}
+	if ee.Category != other.Category {
+		return false
+	}
+	if ee.Severity != other.Severity {
+		return false
+	}
+	if ee.Type != other.Type {
+		return false
+	}
+	if ee.StatusCode != other.StatusCode {
+		return false
+	}
+	if ee.Message != other.Message {
+		return false
+	}
+	if ee.WrappedErrType != other.WrappedErrType {
+		return false
+	}
+	if ee.Caller != other.Caller {
+		return false
+	}
+
+	return true
+}
+
 func newID() string {
 	return xid.New().String()
 }

exerr/exerr_test.go

@@ -0,0 +1,93 @@
+package exerr
+
+import (
+	"errors"
+	"gogs.mikescher.com/BlackForestBytes/goext/tst"
+	"testing"
+)
+
+type golangErr struct {
+	Message string
+}
+
+func (g golangErr) Error() string {
+	return g.Message
+}
+
+type golangErr2 struct {
+	Message string
+}
+
+func (g golangErr2) Error() string {
+	return g.Message
+}
+
+type simpleError struct {
+}
+
+func (g simpleError) Error() string {
+	return "Something simple went wroong"
+}
+
+type simpleError2 struct {
+}
+
+func (g simpleError2) Error() string {
+	return "Something simple went wroong"
+}
+
+func TestExErrIs1(t *testing.T) {
+	e0 := simpleError{}
+
+	wrap := Wrap(e0, "something went wrong").Str("test", "123").Build()
+
+	tst.AssertTrue(t, errors.Is(wrap, simpleError{}))
+	tst.AssertFalse(t, errors.Is(wrap, golangErr{}))
+	tst.AssertFalse(t, errors.Is(wrap, golangErr{"error1"}))
+}
+
+func TestExErrIs2(t *testing.T) {
+	e0 := golangErr{"error1"}
+
+	wrap := Wrap(e0, "something went wrong").Str("test", "123").Build()
+
+	tst.AssertTrue(t, errors.Is(wrap, e0))
+	tst.AssertTrue(t, errors.Is(wrap, golangErr{"error1"}))
+	tst.AssertFalse(t, errors.Is(wrap, golangErr{"error2"}))
+	tst.AssertFalse(t, errors.Is(wrap, simpleError{}))
+}
+
+func TestExErrAs(t *testing.T) {
+
+	e0 := golangErr{"error1"}
+
+	w0 := Wrap(e0, "something went wrong").Str("test", "123").Build()
+
+	{
+		out := golangErr{}
+		ok := errors.As(w0, &out)
+		tst.AssertTrue(t, ok)
+		tst.AssertEqual(t, out.Message, "error1")
+	}
+
+	w1 := Wrap(w0, "outher error").Build()
+
+	{
+		out := golangErr{}
+		ok := errors.As(w1, &out)
+		tst.AssertTrue(t, ok)
+		tst.AssertEqual(t, out.Message, "error1")
+	}
+
+	{
+		out := golangErr2{}
+		ok := errors.As(w1, &out)
+		tst.AssertFalse(t, ok)
+	}
+
+	{
+		out := simpleError2{}
+		ok := errors.As(w1, &out)
+		tst.AssertFalse(t, ok)
+	}
+}

exerr/gin.go

@@ -3,12 +3,13 @@ package exerr
 import (
 	"github.com/gin-gonic/gin"
 	json "gogs.mikescher.com/BlackForestBytes/goext/gojson"
+	"gogs.mikescher.com/BlackForestBytes/goext/langext"
 	"net/http"
 	"time"
 )
 
-func (ee *ExErr) toJson(depth int) gin.H {
-	ginJson := gin.H{}
+func (ee *ExErr) toJson(depth int, applyExtendListener bool) langext.H {
+	ginJson := langext.H{}
 
 	if ee.UniqueID != "" {
 		ginJson["id"] = ee.UniqueID
@@ -38,15 +39,46 @@ func (ee *ExErr) toJson(depth int) gin.H {
 		ginJson["wrappedErrType"] = ee.WrappedErrType
 	}
 	if ee.OriginalError != nil {
-		ginJson["original"] = ee.OriginalError.toJson(depth + 1)
+		ginJson["original"] = ee.OriginalError.toJson(depth+1, applyExtendListener)
 	}
 
+	if applyExtendListener {
 		pkgconfig.ExtendGinDataOutput(ee, depth, ginJson)
+	}
 
 	return ginJson
 }
 
+// ToAPIJson converts the ExError to a json object
+// (the same object as used in the Output(gin) method)
+//
+// Parameters:
+//   - [applyExtendListener]:  if false the pkgconfig.ExtendGinOutput / pkgconfig.ExtendGinDataOutput will not be applied
+//   - [includeWrappedErrors]: if false we do not include the recursive/wrapped errors in `__data`
+func (ee *ExErr) ToAPIJson(applyExtendListener bool, includeWrappedErrors bool) langext.H {
+
+	apiOutput := langext.H{
+		"errorid":   ee.UniqueID,
+		"message":   ee.RecursiveMessage(),
+		"errorcode": ee.RecursiveType().Key,
+		"category":  ee.RecursiveCategory().Category,
+	}
+
+	if includeWrappedErrors {
+		apiOutput["__data"] = ee.toJson(0, applyExtendListener)
+	}
+
+	if applyExtendListener {
+		pkgconfig.ExtendGinOutput(ee, apiOutput)
+	}
+
+	return apiOutput
+}
+
 func (ee *ExErr) Output(g *gin.Context) {
+
+	warnOnPkgConfigNotInitialized()
+
 	var statuscode = http.StatusInternalServerError
 
 	var baseCat = ee.RecursiveCategory()
@@ -65,20 +97,7 @@ func (ee *ExErr) Output(g *gin.Context) {
 		statuscode = *baseType.DefaultStatusCode
 	}
 
-	warnOnPkgConfigNotInitialized()
-
-	ginOutput := gin.H{
-		"errorid":   ee.UniqueID,
-		"message":   ee.RecursiveMessage(),
-		"errorcode": ee.RecursiveType(),
-		"category":  ee.RecursiveCategory(),
-	}
-
-	if pkgconfig.ExtendedGinOutput {
-		ginOutput["__data"] = ee.toJson(0)
-	}
-
-	pkgconfig.ExtendGinOutput(ee, ginOutput)
+	ginOutput := ee.ToAPIJson(true, pkgconfig.ExtendedGinOutput)
 
 	g.Render(statuscode, json.GoJsonRender{Data: ginOutput, NilSafeSlices: true, NilSafeMaps: true})
 }

exerr/helper.go

@@ -24,6 +24,8 @@ func IsFrom(e error, original error) bool {
 	if e == nil {
 		return false
 	}
+
+	//goland:noinspection GoDirectComparisonOfErrors
 	if e == original {
 		return true
 	}

ginext/appContext.go

@@ -14,6 +14,9 @@ type AppContext struct {
 }
 
 func CreateAppContext(g *gin.Context, innerCtx context.Context, cancelFn context.CancelFunc) *AppContext {
+	for key, value := range g.Keys {
+		innerCtx = context.WithValue(innerCtx, key, value)
+	}
 	return &AppContext{
 		inner:      innerCtx,
 		cancelFunc: cancelFn,
@@ -38,6 +41,10 @@ func (ac *AppContext) Value(key any) any {
 	return ac.inner.Value(key)
 }
 
+func (ac *AppContext) Set(key, value any) {
+	ac.inner = context.WithValue(ac.inner, key, value)
+}
+
 func (ac *AppContext) Cancel() {
 	ac.cancelled = true
 	ac.cancelFunc()

ginext/commonMiddlewares.go

@@ -0,0 +1,12 @@
+package ginext
+
+import (
+	"github.com/gin-gonic/gin"
+	"gogs.mikescher.com/BlackForestBytes/goext/dataext"
+)
+
+func BodyBuffer(g *gin.Context) {
+	if g.Request.Body != nil {
+		g.Request.Body = dataext.NewBufferedReadCloser(g.Request.Body)
+	}
+}

ginext/engine.go

@@ -1,8 +1,14 @@
 package ginext
 
 import (
+	"fmt"
 	"github.com/gin-gonic/gin"
+	"github.com/rs/zerolog/log"
+	"gogs.mikescher.com/BlackForestBytes/goext/langext"
+	"gogs.mikescher.com/BlackForestBytes/goext/mathext"
+	"net"
 	"net/http"
+	"strings"
 	"time"
 )
 
@@ -12,10 +18,26 @@ type GinWrapper struct {
 
 	allowCors      bool
 	ginDebug       bool
+	bufferBody     bool
 	requestTimeout time.Duration
+
+	routeSpecs []ginRouteSpec
 }
 
-func NewEngine(allowCors bool, ginDebug bool, timeout time.Duration) *GinWrapper {
+type ginRouteSpec struct {
+	Method      string
+	URL         string
+	Middlewares []string
+	Handler     string
+}
+
+// NewEngine creates a new (wrapped) ginEngine
+// Parameters are:
+// - [allowCors]    Add cors handler to allow all CORS requests on the default http methods
+// - [ginDebug]     Set gin.debug to true (adds more logs)
+// - [bufferBody]   Buffers the input body stream, this way the ginext error handler can later include the whole request body
+// - [timeout]      The default handler timeout
+func NewEngine(allowCors bool, ginDebug bool, bufferBody bool, timeout time.Duration) *GinWrapper {
 	engine := gin.New()
 
 	wrapper := &GinWrapper{
@@ -23,6 +45,7 @@ func NewEngine(allowCors bool, ginDebug bool, timeout time.Duration) *GinWrapper
 		SuppressGinLogs: false,
 		allowCors:       allowCors,
 		ginDebug:        ginDebug,
+		bufferBody:      bufferBody,
 		requestTimeout:  timeout,
 	}
 
@@ -33,18 +56,94 @@ func NewEngine(allowCors bool, ginDebug bool, timeout time.Duration) *GinWrapper
 		engine.Use(CorsMiddleware())
 	}
 
+	// do not debug-print routes
+	gin.DebugPrintRouteFunc = func(_, _, _ string, _ int) {}
+
 	if ginDebug {
+		gin.SetMode(gin.ReleaseMode)
+
 		ginlogger := gin.Logger()
 		engine.Use(func(context *gin.Context) {
 			if !wrapper.SuppressGinLogs {
 				ginlogger(context)
 			}
 		})
+	} else {
+		gin.SetMode(gin.DebugMode)
 	}
 
 	return wrapper
 }
 
-func (w *GinWrapper) ServeHTTP(writer http.ResponseWriter, request *http.Request) {
-	w.engine.ServeHTTP(writer, request)
+func (w *GinWrapper) ListenAndServeHTTP(addr string, postInit func(port string)) (chan error, *http.Server) {
+
+	w.DebugPrintRoutes()
+
+	httpserver := &http.Server{
+		Addr:    addr,
+		Handler: w.engine,
+	}
+
+	errChan := make(chan error)
+
+	go func() {
+
+		ln, err := net.Listen("tcp", httpserver.Addr)
+		if err != nil {
+			errChan <- err
+			return
+		}
+
+		_, port, err := net.SplitHostPort(ln.Addr().String())
+		if err != nil {
+			errChan <- err
+			return
+		}
+
+		log.Info().Str("address", httpserver.Addr).Msg("HTTP-Server started on http://localhost:" + port)
+
+		if postInit != nil {
+			postInit(port) // the net.Listener a few lines above is at this point actually already buffering requests
+		}
+
+		errChan <- httpserver.Serve(ln)
+	}()
+
+	return errChan, httpserver
+}
+
+func (w *GinWrapper) DebugPrintRoutes() {
+	if !w.ginDebug {
+		return
+	}
+
+	lines := make([][4]string, 0)
+
+	pad := [4]int{0, 0, 0, 0}
+
+	for _, spec := range w.routeSpecs {
+
+		line := [4]string{
+			spec.Method,
+			spec.URL,
+			strings.Join(spec.Middlewares, " -> "),
+			spec.Handler,
+		}
+
+		lines = append(lines, line)
+
+		pad[0] = mathext.Max(pad[0], len(line[0]))
+		pad[1] = mathext.Max(pad[1], len(line[1]))
+		pad[2] = mathext.Max(pad[2], len(line[2]))
+		pad[3] = mathext.Max(pad[3], len(line[3]))
+	}
+
+	for _, line := range lines {
+
+		fmt.Printf("Gin-Route: %s  %s  -->  %s  -->  %s\n",
+			langext.StrPadRight("["+line[0]+"]", " ", pad[0]+2),
+			langext.StrPadRight(line[1], " ", pad[1]),
+			langext.StrPadRight(line[2], " ", pad[2]),
+			langext.StrPadRight(line[3], " ", pad[3]))
+	}
 }

ginext/funcWrapper.go

@@ -25,7 +25,7 @@ func Wrap(w *GinWrapper, fn WHandlerFunc) gin.HandlerFunc {
 				Str("trace", stackTrace).
 				Build()
 
-			wrap = APIError(g, err)
+			wrap = Error(err)
 		}
 
 		if g.Writer.Written() {

ginext/preContext.go

@@ -17,6 +17,7 @@ type PreContext struct {
 	query   any
 	body    any
 	form    any
+	header  any
 }
 
 func (pctx *PreContext) URI(uri any) *PreContext {
@@ -39,6 +40,11 @@ func (pctx *PreContext) Form(form any) *PreContext {
 	return pctx
 }
 
+func (pctx *PreContext) Header(header any) *PreContext {
+	pctx.header = header
+	return pctx
+}
+
 func (pctx PreContext) Start() (*AppContext, *gin.Context, *HTTPResponse) {
 	if pctx.uri != nil {
 		if err := pctx.ginCtx.ShouldBindUri(pctx.uri); err != nil {
@@ -46,7 +52,7 @@ func (pctx PreContext) Start() (*AppContext, *gin.Context, *HTTPResponse) {
 				WithType(exerr.TypeBindFailURI).
 				Str("struct_type", fmt.Sprintf("%T", pctx.uri)).
 				Build()
-			return nil, nil, langext.Ptr(APIError(pctx.ginCtx, err))
+			return nil, nil, langext.Ptr(Error(err))
 		}
 	}
 
@@ -56,7 +62,7 @@ func (pctx PreContext) Start() (*AppContext, *gin.Context, *HTTPResponse) {
 				WithType(exerr.TypeBindFailQuery).
 				Str("struct_type", fmt.Sprintf("%T", pctx.query)).
 				Build()
-			return nil, nil, langext.Ptr(APIError(pctx.ginCtx, err))
+			return nil, nil, langext.Ptr(Error(err))
 		}
 	}
 
@@ -67,13 +73,13 @@ func (pctx PreContext) Start() (*AppContext, *gin.Context, *HTTPResponse) {
 					WithType(exerr.TypeBindFailJSON).
 					Str("struct_type", fmt.Sprintf("%T", pctx.body)).
 					Build()
-				return nil, nil, langext.Ptr(APIError(pctx.ginCtx, err))
+				return nil, nil, langext.Ptr(Error(err))
 			}
 		} else {
 			err := exerr.New(exerr.TypeBindFailJSON, "missing JSON body").
 				Str("struct_type", fmt.Sprintf("%T", pctx.body)).
 				Build()
-			return nil, nil, langext.Ptr(APIError(pctx.ginCtx, err))
+			return nil, nil, langext.Ptr(Error(err))
 		}
 	}
 
@@ -84,13 +90,23 @@ func (pctx PreContext) Start() (*AppContext, *gin.Context, *HTTPResponse) {
 					WithType(exerr.TypeBindFailFormData).
 					Str("struct_type", fmt.Sprintf("%T", pctx.form)).
 					Build()
-				return nil, nil, langext.Ptr(APIError(pctx.ginCtx, err))
+				return nil, nil, langext.Ptr(Error(err))
 			}
 		} else {
 			err := exerr.New(exerr.TypeBindFailFormData, "missing form body").
 				Str("struct_type", fmt.Sprintf("%T", pctx.form)).
 				Build()
-			return nil, nil, langext.Ptr(APIError(pctx.ginCtx, err))
+			return nil, nil, langext.Ptr(Error(err))
+		}
+	}
+
+	if pctx.header != nil {
+		if err := pctx.ginCtx.ShouldBindHeader(pctx.query); err != nil {
+			err = exerr.Wrap(err, "Failed to read header").
+				WithType(exerr.TypeBindFailHeader).
+				Str("struct_type", fmt.Sprintf("%T", pctx.query)).
+				Build()
+			return nil, nil, langext.Ptr(Error(err))
 		}
 	}
 

ginext/response.go

@@ -7,50 +7,93 @@ import (
 	json "gogs.mikescher.com/BlackForestBytes/goext/gojson"
 )
 
+type headerval struct {
+	Key string
+	Val string
+}
+
 type HTTPResponse interface {
 	Write(g *gin.Context)
+	WithHeader(k string, v string) HTTPResponse
 }
 
 type jsonHTTPResponse struct {
 	statusCode int
 	data       any
+	headers    []headerval
 }
 
 func (j jsonHTTPResponse) Write(g *gin.Context) {
+	for _, v := range j.headers {
+		g.Header(v.Key, v.Val)
+	}
 	g.Render(j.statusCode, json.GoJsonRender{Data: j.data, NilSafeSlices: true, NilSafeMaps: true})
 }
 
+func (j jsonHTTPResponse) WithHeader(k string, v string) HTTPResponse {
+	j.headers = append(j.headers, headerval{k, v})
+	return j
+}
+
 type emptyHTTPResponse struct {
 	statusCode int
+	headers    []headerval
 }
 
 func (j emptyHTTPResponse) Write(g *gin.Context) {
+	for _, v := range j.headers {
+		g.Header(v.Key, v.Val)
+	}
 	g.Status(j.statusCode)
 }
 
+func (j emptyHTTPResponse) WithHeader(k string, v string) HTTPResponse {
+	j.headers = append(j.headers, headerval{k, v})
+	return j
+}
+
 type textHTTPResponse struct {
 	statusCode int
 	data       string
+	headers    []headerval
 }
 
 func (j textHTTPResponse) Write(g *gin.Context) {
+	for _, v := range j.headers {
+		g.Header(v.Key, v.Val)
+	}
 	g.String(j.statusCode, "%s", j.data)
 }
 
+func (j textHTTPResponse) WithHeader(k string, v string) HTTPResponse {
+	j.headers = append(j.headers, headerval{k, v})
+	return j
+}
+
 type dataHTTPResponse struct {
 	statusCode  int
 	data        []byte
 	contentType string
+	headers     []headerval
 }
 
 func (j dataHTTPResponse) Write(g *gin.Context) {
+	for _, v := range j.headers {
+		g.Header(v.Key, v.Val)
+	}
 	g.Data(j.statusCode, j.contentType, j.data)
 }
 
+func (j dataHTTPResponse) WithHeader(k string, v string) HTTPResponse {
+	j.headers = append(j.headers, headerval{k, v})
+	return j
+}
+
 type fileHTTPResponse struct {
 	mimetype string
 	filepath string
 	filename *string
+	headers  []headerval
 }
 
 func (j fileHTTPResponse) Write(g *gin.Context) {
@@ -59,26 +102,71 @@ func (j fileHTTPResponse) Write(g *gin.Context) {
 		g.Header("Content-Disposition", fmt.Sprintf("attachment; filename=\"%s\"", *j.filename))
 
 	}
+	for _, v := range j.headers {
+		g.Header(v.Key, v.Val)
+	}
 	g.File(j.filepath)
 }
 
+func (j fileHTTPResponse) WithHeader(k string, v string) HTTPResponse {
+	j.headers = append(j.headers, headerval{k, v})
+	return j
+}
+
+type downloadDataHTTPResponse struct {
+	statusCode int
+	mimetype   string
+	data       []byte
+	filename   *string
+	headers    []headerval
+}
+
+func (j downloadDataHTTPResponse) Write(g *gin.Context) {
+	g.Header("Content-Type", j.mimetype) // if we don't set it here gin does weird file-sniffing later...
+	if j.filename != nil {
+		g.Header("Content-Disposition", fmt.Sprintf("attachment; filename=\"%s\"", *j.filename))
+
+	}
+	for _, v := range j.headers {
+		g.Header(v.Key, v.Val)
+	}
+	g.Data(j.statusCode, j.mimetype, j.data)
+}
+
+func (j downloadDataHTTPResponse) WithHeader(k string, v string) HTTPResponse {
+	j.headers = append(j.headers, headerval{k, v})
+	return j
+}
+
 type redirectHTTPResponse struct {
 	statusCode int
 	url        string
+	headers    []headerval
 }
 
 func (j redirectHTTPResponse) Write(g *gin.Context) {
 	g.Redirect(j.statusCode, j.url)
 }
 
+func (j redirectHTTPResponse) WithHeader(k string, v string) HTTPResponse {
+	j.headers = append(j.headers, headerval{k, v})
+	return j
+}
+
 type jsonAPIErrResponse struct {
 	err     *exerr.ExErr
+	headers []headerval
 }
 
 func (j jsonAPIErrResponse) Write(g *gin.Context) {
 	j.err.Output(g)
 }
 
+func (j jsonAPIErrResponse) WithHeader(k string, v string) HTTPResponse {
+	j.headers = append(j.headers, headerval{k, v})
+	return j
+}
+
 func Status(sc int) HTTPResponse {
 	return &emptyHTTPResponse{statusCode: sc}
 }
@@ -103,16 +191,26 @@ func Download(mimetype string, filepath string, filename string) HTTPResponse {
 	return &fileHTTPResponse{mimetype: mimetype, filepath: filepath, filename: &filename}
 }
 
+func DownloadData(status int, mimetype string, filename string, data []byte) HTTPResponse {
+	return &downloadDataHTTPResponse{statusCode: status, mimetype: mimetype, data: data, filename: &filename}
+}
+
 func Redirect(sc int, newURL string) HTTPResponse {
 	return &redirectHTTPResponse{statusCode: sc, url: newURL}
 }
 
-func APIError(g *gin.Context, e error) HTTPResponse {
+func Error(e error) HTTPResponse {
 	return &jsonAPIErrResponse{
 		err: exerr.FromError(e),
 	}
 }
 
-func NotImplemented(g *gin.Context) HTTPResponse {
-	return APIError(g, exerr.New(exerr.TypeNotImplemented, "").Build())
+func ErrWrap(e error, errorType exerr.ErrorType, msg string) HTTPResponse {
+	return &jsonAPIErrResponse{
+		err: exerr.FromError(exerr.Wrap(e, msg).WithType(errorType).Build()),
+	}
+}
+
+func NotImplemented() HTTPResponse {
+	return Error(exerr.New(exerr.TypeNotImplemented, "").Build())
 }

ginext/routes.go

@@ -2,7 +2,14 @@ package ginext
 
 import (
 	"github.com/gin-gonic/gin"
+	"gogs.mikescher.com/BlackForestBytes/goext/langext"
+	"gogs.mikescher.com/BlackForestBytes/goext/rext"
 	"net/http"
+	"path"
+	"reflect"
+	"regexp"
+	"runtime"
+	"strings"
 )
 
 var anyMethods = []string{
@@ -14,58 +21,87 @@ var anyMethods = []string{
 type GinRoutesWrapper struct {
 	wrapper        *GinWrapper
 	routes         gin.IRouter
+	absPath        string
+	defaultHandler []gin.HandlerFunc
 }
 
 type GinRouteBuilder struct {
 	routes *GinRoutesWrapper
 
-	methods  []string
+	method   string
 	relPath  string
+	absPath  string
 	handlers []gin.HandlerFunc
 }
 
 func (w *GinWrapper) Routes() *GinRoutesWrapper {
-	return &GinRoutesWrapper{wrapper: w, routes: w.engine}
+	return &GinRoutesWrapper{
+		wrapper:        w,
+		routes:         w.engine,
+		absPath:        "",
+		defaultHandler: make([]gin.HandlerFunc, 0),
+	}
 }
 
 func (w *GinRoutesWrapper) Group(relativePath string) *GinRoutesWrapper {
-	return &GinRoutesWrapper{wrapper: w.wrapper, routes: w.routes.Group(relativePath)}
+	return &GinRoutesWrapper{
+		wrapper:        w.wrapper,
+		routes:         w.routes.Group(relativePath),
+		defaultHandler: langext.ArrCopy(w.defaultHandler),
+		absPath:        joinPaths(w.absPath, relativePath),
+	}
+}
+
+func (w *GinRoutesWrapper) Use(middleware ...gin.HandlerFunc) *GinRoutesWrapper {
+	defHandler := langext.ArrCopy(w.defaultHandler)
+	defHandler = append(defHandler, middleware...)
+	return &GinRoutesWrapper{wrapper: w.wrapper, routes: w.routes, defaultHandler: defHandler}
 }
 
 func (w *GinRoutesWrapper) GET(relativePath string) *GinRouteBuilder {
-	return &GinRouteBuilder{routes: w, methods: []string{http.MethodGet}, relPath: relativePath, handlers: make([]gin.HandlerFunc, 0)}
+	return w._route(http.MethodGet, relativePath)
 }
 
 func (w *GinRoutesWrapper) POST(relativePath string) *GinRouteBuilder {
-	return &GinRouteBuilder{routes: w, methods: []string{http.MethodPost}, relPath: relativePath, handlers: make([]gin.HandlerFunc, 0)}
+	return w._route(http.MethodPost, relativePath)
 }
 
 func (w *GinRoutesWrapper) DELETE(relativePath string) *GinRouteBuilder {
-	return &GinRouteBuilder{routes: w, methods: []string{http.MethodDelete}, relPath: relativePath, handlers: make([]gin.HandlerFunc, 0)}
+	return w._route(http.MethodDelete, relativePath)
 }
 
 func (w *GinRoutesWrapper) PATCH(relativePath string) *GinRouteBuilder {
-	return &GinRouteBuilder{routes: w, methods: []string{http.MethodPatch}, relPath: relativePath, handlers: make([]gin.HandlerFunc, 0)}
+	return w._route(http.MethodPatch, relativePath)
 }
 
 func (w *GinRoutesWrapper) PUT(relativePath string) *GinRouteBuilder {
-	return &GinRouteBuilder{routes: w, methods: []string{http.MethodPut}, relPath: relativePath, handlers: make([]gin.HandlerFunc, 0)}
+	return w._route(http.MethodPut, relativePath)
 }
 
 func (w *GinRoutesWrapper) OPTIONS(relativePath string) *GinRouteBuilder {
-	return &GinRouteBuilder{routes: w, methods: []string{http.MethodOptions}, relPath: relativePath, handlers: make([]gin.HandlerFunc, 0)}
+	return w._route(http.MethodOptions, relativePath)
 }
 
 func (w *GinRoutesWrapper) HEAD(relativePath string) *GinRouteBuilder {
-	return &GinRouteBuilder{routes: w, methods: []string{http.MethodHead}, relPath: relativePath, handlers: make([]gin.HandlerFunc, 0)}
+	return w._route(http.MethodHead, relativePath)
 }
 
 func (w *GinRoutesWrapper) COUNT(relativePath string) *GinRouteBuilder {
-	return &GinRouteBuilder{routes: w, methods: []string{"COUNT"}, relPath: relativePath, handlers: make([]gin.HandlerFunc, 0)}
+	return w._route("COUNT", relativePath)
 }
 
 func (w *GinRoutesWrapper) Any(relativePath string) *GinRouteBuilder {
-	return &GinRouteBuilder{routes: w, methods: anyMethods, relPath: relativePath, handlers: make([]gin.HandlerFunc, 0)}
+	return w._route("*", relativePath)
+}
+
+func (w *GinRoutesWrapper) _route(method string, relativePath string) *GinRouteBuilder {
+	return &GinRouteBuilder{
+		routes:   w,
+		method:   method,
+		relPath:  relativePath,
+		absPath:  joinPaths(w.absPath, relativePath),
+		handlers: langext.ArrCopy(w.defaultHandler),
+	}
 }
 
 func (w *GinRouteBuilder) Use(middleware ...gin.HandlerFunc) *GinRouteBuilder {
@@ -74,12 +110,102 @@ func (w *GinRouteBuilder) Use(middleware ...gin.HandlerFunc) *GinRouteBuilder {
 }
 
 func (w *GinRouteBuilder) Handle(handler WHandlerFunc) {
-	w.handlers = append(w.handlers, Wrap(w.routes.wrapper, handler))
-	for _, m := range w.methods {
-		w.routes.routes.Handle(m, w.relPath, w.handlers...)
+
+	if w.routes.wrapper.bufferBody {
+		arr := make([]gin.HandlerFunc, 0, len(w.handlers)+1)
+		arr = append(arr, BodyBuffer)
+		arr = append(arr, w.handlers...)
+		w.handlers = arr
 	}
+
+	middlewareNames := langext.ArrMap(w.handlers, func(v gin.HandlerFunc) string { return nameOfFunction(v) })
+	handlerName := nameOfFunction(handler)
+
+	w.handlers = append(w.handlers, Wrap(w.routes.wrapper, handler))
+
+	methodName := w.method
+
+	if w.method == "*" {
+		methodName = "ANY"
+		for _, method := range anyMethods {
+			w.routes.routes.Handle(method, w.relPath, w.handlers...)
+		}
+	} else {
+		w.routes.routes.Handle(w.method, w.relPath, w.handlers...)
+	}
+
+	w.routes.wrapper.routeSpecs = append(w.routes.wrapper.routeSpecs, ginRouteSpec{
+		Method:      methodName,
+		URL:         w.absPath,
+		Middlewares: middlewareNames,
+		Handler:     handlerName,
+	})
 }
 
 func (w *GinWrapper) NoRoute(handler WHandlerFunc) {
-	w.engine.NoRoute(Wrap(w, handler))
+
+	handlers := make([]gin.HandlerFunc, 0)
+
+	if w.bufferBody {
+		handlers = append(handlers, BodyBuffer)
+	}
+
+	middlewareNames := langext.ArrMap(handlers, func(v gin.HandlerFunc) string { return nameOfFunction(v) })
+	handlerName := nameOfFunction(handler)
+
+	handlers = append(handlers, Wrap(w, handler))
+
+	w.engine.NoRoute(handlers...)
+
+	w.routeSpecs = append(w.routeSpecs, ginRouteSpec{
+		Method:      "ANY",
+		URL:         "[NO_ROUTE]",
+		Middlewares: middlewareNames,
+		Handler:     handlerName,
+	})
+}
+
+func nameOfFunction(f any) string {
+
+	fname := runtime.FuncForPC(reflect.ValueOf(f).Pointer()).Name()
+
+	split := strings.Split(fname, "/")
+	if len(split) == 0 {
+		return ""
+	}
+
+	fname = split[len(split)-1]
+
+	// https://stackoverflow.com/a/32925345/1761622
+	if strings.HasSuffix(fname, "-fm") {
+		fname = fname[:len(fname)-len("-fm")]
+	}
+
+	suffix := rext.W(regexp.MustCompile(`\.func[0-9]+(?:\.[0-9]+)*$`))
+
+	if match, ok := suffix.MatchFirst(fname); ok {
+		fname = fname[:len(fname)-match.FullMatch().Length()]
+	}
+
+	return fname
+}
+
+// joinPaths is copied verbatim from gin@v1.9.1/gin.go
+func joinPaths(absolutePath, relativePath string) string {
+	if relativePath == "" {
+		return absolutePath
+	}
+
+	finalPath := path.Join(absolutePath, relativePath)
+	if lastChar(relativePath) == '/' && lastChar(finalPath) != '/' {
+		return finalPath + "/"
+	}
+	return finalPath
+}
+
+func lastChar(str string) uint8 {
+	if str == "" {
+		panic("The length of the string can't be 0")
+	}
+	return str[len(str)-1]
 }

go.mod

@@ -6,22 +6,22 @@ require (
 	github.com/gin-gonic/gin v1.9.1
 	github.com/jmoiron/sqlx v1.3.5
 	github.com/rs/xid v1.5.0
-	github.com/rs/zerolog v1.29.1
-	go.mongodb.org/mongo-driver v1.12.0
-	golang.org/x/crypto v0.11.0
-	golang.org/x/sys v0.10.0
-	golang.org/x/term v0.10.0
+	github.com/rs/zerolog v1.30.0
+	go.mongodb.org/mongo-driver v1.12.1
+	golang.org/x/crypto v0.12.0
+	golang.org/x/sys v0.11.0
+	golang.org/x/term v0.11.0
 )
 
 require (
-	github.com/bytedance/sonic v1.10.0-rc2 // indirect
+	github.com/bytedance/sonic v1.10.0-rc3 // indirect
 	github.com/chenzhuoyu/base64x v0.0.0-20230717121745-296ad89f973d // indirect
 	github.com/chenzhuoyu/iasm v0.9.0 // indirect
 	github.com/gabriel-vasile/mimetype v1.4.2 // indirect
 	github.com/gin-contrib/sse v0.1.0 // indirect
 	github.com/go-playground/locales v0.14.1 // indirect
 	github.com/go-playground/universal-translator v0.18.1 // indirect
-	github.com/go-playground/validator/v10 v10.14.1 // indirect
+	github.com/go-playground/validator/v10 v10.15.0 // indirect
 	github.com/goccy/go-json v0.10.2 // indirect
 	github.com/golang/snappy v0.0.4 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
@@ -42,9 +42,9 @@ require (
 	github.com/xdg-go/stringprep v1.0.4 // indirect
 	github.com/youmark/pkcs8 v0.0.0-20201027041543-1326539a0a0a // indirect
 	golang.org/x/arch v0.4.0 // indirect
-	golang.org/x/net v0.12.0 // indirect
+	golang.org/x/net v0.14.0 // indirect
 	golang.org/x/sync v0.3.0 // indirect
-	golang.org/x/text v0.11.0 // indirect
+	golang.org/x/text v0.12.0 // indirect
 	google.golang.org/protobuf v1.31.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -2,6 +2,8 @@ github.com/bytedance/sonic v1.5.0/go.mod h1:ED5hyg4y6t3/9Ku1R6dU/4KyJ48DZ4jPhfY1
 github.com/bytedance/sonic v1.10.0-rc/go.mod h1:ElCzW+ufi8qKqNW0FY314xriJhyJhuoJ3gFZdAHF7NM=
 github.com/bytedance/sonic v1.10.0-rc2 h1:oDfRZ+4m6AYCOC0GFeOCeYqvBmucy1isvouS2K0cPzo=
 github.com/bytedance/sonic v1.10.0-rc2/go.mod h1:iZcSUejdk5aukTND/Eu/ivjQuEL0Cu9/rf50Hi0u/g4=
+github.com/bytedance/sonic v1.10.0-rc3 h1:uNSnscRapXTwUgTyOF0GVljYD08p9X/Lbr9MweSV3V0=
+github.com/bytedance/sonic v1.10.0-rc3/go.mod h1:iZcSUejdk5aukTND/Eu/ivjQuEL0Cu9/rf50Hi0u/g4=
 github.com/chenzhuoyu/base64x v0.0.0-20211019084208-fb5309c8db06/go.mod h1:DH46F32mSOjUmXrMHnKwZdA8wcEefY7UVqBKYGjpdQY=
 github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311/go.mod h1:b583jCggY9gE99b6G5LEC39OIiVsWj+R97kbl5odCEk=
 github.com/chenzhuoyu/base64x v0.0.0-20230717121745-296ad89f973d h1:77cEq6EriyTZ0g/qfRdp61a3Uu/AWrgIq2s0ClJV1g0=
@@ -24,6 +26,8 @@ github.com/go-playground/universal-translator v0.18.1 h1:Bcnm0ZwsGyWbCzImXv+pAJn
 github.com/go-playground/universal-translator v0.18.1/go.mod h1:xekY+UJKNuX9WP91TpwSH2VMlDf28Uj24BCp08ZFTUY=
 github.com/go-playground/validator/v10 v10.14.1 h1:9c50NUPC30zyuKprjL3vNZ0m5oG+jU0zvx4AqHGnv4k=
 github.com/go-playground/validator/v10 v10.14.1/go.mod h1:9iXMNT7sEkjXb0I+enO7QXmzG6QCsPWY4zveKFVRSyU=
+github.com/go-playground/validator/v10 v10.15.0 h1:nDU5XeOKtB3GEa+uB7GNYwhVKsgjAR7VgKoNB6ryXfw=
+github.com/go-playground/validator/v10 v10.15.0/go.mod h1:9iXMNT7sEkjXb0I+enO7QXmzG6QCsPWY4zveKFVRSyU=
 github.com/go-sql-driver/mysql v1.6.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg=
 github.com/goccy/go-json v0.10.2 h1:CrxCmQqYDkv1z7lO7Wbh2HN93uovUHgrECaO5ZrCXAU=
 github.com/goccy/go-json v0.10.2/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
@@ -85,6 +89,8 @@ github.com/rs/zerolog v1.29.0 h1:Zes4hju04hjbvkVkOhdl2HpZa+0PmVwigmo8XoORE5w=
 github.com/rs/zerolog v1.29.0/go.mod h1:NILgTygv/Uej1ra5XxGf82ZFSLk58MFGAUS2o6usyD0=
 github.com/rs/zerolog v1.29.1 h1:cO+d60CHkknCbvzEWxP0S9K6KqyTjrCNUy1LdQLCGPc=
 github.com/rs/zerolog v1.29.1/go.mod h1:Le6ESbR7hc+DP6Lt1THiV8CQSdkkNrd3R0XbEgp3ZBU=
+github.com/rs/zerolog v1.30.0 h1:SymVODrcRsaRaSInD9yQtKbtWqwsfoPcRff/oRXLj4c=
+github.com/rs/zerolog v1.30.0/go.mod h1:/tk+P47gFdPXq4QYjvCmT5/Gsug2nagsFWBWhAiSi1w=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
 github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
@@ -120,6 +126,8 @@ go.mongodb.org/mongo-driver v1.11.2 h1:+1v2rDQUWNcGW7/7E0Jvdz51V38XXxJfhzbV17aNH
 go.mongodb.org/mongo-driver v1.11.2/go.mod h1:s7p5vEtfbeR1gYi6pnj3c3/urpbLv2T5Sfd6Rp2HBB8=
 go.mongodb.org/mongo-driver v1.12.0 h1:aPx33jmn/rQuJXPQLZQ8NtfPQG8CaqgLThFtqRb0PiE=
 go.mongodb.org/mongo-driver v1.12.0/go.mod h1:AZkxhPnFJUoH7kZlFkVKucV20K387miPfm7oimrSmK0=
+go.mongodb.org/mongo-driver v1.12.1 h1:nLkghSU8fQNaK7oUmDhQFsnrtcoNy7Z6LVFKsEecqgE=
+go.mongodb.org/mongo-driver v1.12.1/go.mod h1:/rGBTebI3XYboVmgz+Wv3Bcbl3aD0QF9zl6kDDw18rQ=
 golang.org/x/arch v0.0.0-20210923205945-b76863e36670/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
 golang.org/x/arch v0.4.0 h1:A8WCeEWhLwPBKNbFi5Wv5UTCBx5zzubnXDlMOFAzFMc=
 golang.org/x/arch v0.4.0/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
@@ -131,6 +139,8 @@ golang.org/x/crypto v0.4.0 h1:UVQgzMY87xqpKNgb+kDsll2Igd33HszWHFLmpaRMq/8=
 golang.org/x/crypto v0.4.0/go.mod h1:3quD/ATkf6oY+rnes5c3ExXTbLc8mueNue5/DoinL80=
 golang.org/x/crypto v0.11.0 h1:6Ewdq3tDic1mg5xRO4milcWCfMVQhI4NkqWWvqejpuA=
 golang.org/x/crypto v0.11.0/go.mod h1:xgJhtzW8F9jGdVFWZESrid1U1bjeNy4zgy5cRr/CIio=
+golang.org/x/crypto v0.12.0 h1:tFM/ta59kqch6LlvYnPa0yx5a83cL2nHflFhYKvv9Yk=
+golang.org/x/crypto v0.12.0/go.mod h1:NF0Gs7EO5K4qLn+Ylc+fih8BSTeIjAP05siRnAh98yw=
 golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
@@ -139,6 +149,10 @@ golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qx
 golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
 golang.org/x/net v0.12.0 h1:cfawfvKITfUsFCeJIHJrbSxpeu/E81khclypR0GVT50=
 golang.org/x/net v0.12.0/go.mod h1:zEVYFnQC7m/vmpQFELhcD1EWkZlX69l4oqgmer6hfKA=
+golang.org/x/net v0.13.0 h1:Nvo8UFsZ8X3BhAC9699Z1j7XQ3rsZnUUm7jfBEk1ueY=
+golang.org/x/net v0.13.0/go.mod h1:zEVYFnQC7m/vmpQFELhcD1EWkZlX69l4oqgmer6hfKA=
+golang.org/x/net v0.14.0 h1:BONx9s002vGdD9umnlX1Po8vOZmrgH34qlHcD1MfK14=
+golang.org/x/net v0.14.0/go.mod h1:PpSgVXXLK0OxS0F31C1/tv6XNguvCrnXIDrFMspZIUI=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c h1:5KslGYwFpkhGh+Q16bwMP3cOontH8FOep7tGV86Y7SQ=
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -164,6 +178,8 @@ golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.10.0 h1:SqMFp9UcQJZa+pmYuAKjd9xq1f0j5rLcDIk0mj4qAsA=
 golang.org/x/sys v0.10.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.11.0 h1:eG7RXZHdqOJ1i+0lgLgCpSXAp6M3LYlAo6osgSi0xOM=
+golang.org/x/sys v0.11.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.1.0 h1:g6Z6vPFA9dYBAF7DWcH6sCcOntplXsDKcliusYijMlw=
@@ -172,6 +188,8 @@ golang.org/x/term v0.3.0 h1:qoo4akIqOcDME5bhc/NgxUdovd6BSS2uMsVjB56q1xI=
 golang.org/x/term v0.3.0/go.mod h1:q750SLmJuPmVoN1blW3UFBPREJfb1KmY3vwxfr+nFDA=
 golang.org/x/term v0.10.0 h1:3R7pNqamzBraeqj/Tj8qt1aQ2HpmlC+Cx/qL/7hn4/c=
 golang.org/x/term v0.10.0/go.mod h1:lpqdcUyK/oCiQxvxVrppt5ggO2KCZ5QblwqPnfZ6d5o=
+golang.org/x/term v0.11.0 h1:F9tnn/DA/Im8nCwm+fX+1/eBwi4qFjRT++MhtVC4ZX0=
+golang.org/x/term v0.11.0/go.mod h1:zC9APTIj3jG3FdV/Ons+XE1riIZXG4aZ4GTHiPZJPIU=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
@@ -182,6 +200,8 @@ golang.org/x/text v0.5.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/text v0.11.0 h1:LAntKIrcmeSKERyiOh0XMV39LXS8IE9UL2yP7+f5ij4=
 golang.org/x/text v0.11.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
+golang.org/x/text v0.12.0 h1:k+n5B8goJNdU7hSvEtMUz3d1Q6D/XW4COJSJR6fN0mc=
+golang.org/x/text v0.12.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=

goextVersion.go

@@ -1,5 +1,5 @@
 package goext
 
-const GoextVersion = "0.0.196"
+const GoextVersion = "0.0.231"
 
-const GoextVersionTimestamp = "2023-07-24T11:47:47+0200"
+const GoextVersionTimestamp = "2023-08-08T16:10:31+0200"

rext/wrapper_test.go

@@ -8,7 +8,7 @@ import (
 
 func TestGroupByNameOrEmpty1(t *testing.T) {
 
-	regex1 := W(regexp.MustCompile("0(?P<group1>A+)B(?P<group2>C+)0"))
+	regex1 := W(regexp.MustCompile(`0(?P<group1>A+)B(?P<group2>C+)0`))
 
 	match1, ok1 := regex1.MatchFirst("Hello 0AAAABCCC0 Bye.")
 
@@ -26,7 +26,7 @@ func TestGroupByNameOrEmpty1(t *testing.T) {
 
 func TestGroupByNameOrEmpty2(t *testing.T) {
 
-	regex1 := W(regexp.MustCompile("0(?P<group1>A+)B(?P<group2>C+)(?P<group3>C+)?0"))
+	regex1 := W(regexp.MustCompile(`0(?P<group1>A+)B(?P<group2>C+)(?P<group3>C+)?0`))
 
 	match1, ok1 := regex1.MatchFirst("Hello 0AAAABCCC0 Bye.")
 

sq/hasher.go

@@ -39,7 +39,7 @@ func HashSqliteSchema(ctx context.Context, schemaStr string) (string, error) {
 	return HashSqliteDatabase(ctx, db)
 }
 
-func HashSqliteDatabase(ctx context.Context, db DB) (string, error) {
+func HashSqliteDatabase(ctx context.Context, db Queryable) (string, error) {
 	ss, err := CreateSqliteDatabaseSchemaString(ctx, db)
 	if err != nil {
 		return "", err
@@ -50,7 +50,7 @@ func HashSqliteDatabase(ctx context.Context, db DB) (string, error) {
 	return hex.EncodeToString(cs[:]), nil
 }
 
-func CreateSqliteDatabaseSchemaString(ctx context.Context, db DB) (string, error) {
+func CreateSqliteDatabaseSchemaString(ctx context.Context, db Queryable) (string, error) {
 
 	type colInfo struct {
 		Name       string  `db:"name"`

sq/transaction.go

@@ -7,9 +7,19 @@ import (
 	"gogs.mikescher.com/BlackForestBytes/goext/langext"
 )
 
+type TxStatus string
+
+const (
+	TxStatusInitial  TxStatus = "INITIAL"
+	TxStatusActive   TxStatus = "ACTIVE"
+	TxStatusComitted TxStatus = "COMMITTED"
+	TxStatusRollback TxStatus = "ROLLBACK"
+)
+
 type Tx interface {
 	Rollback() error
 	Commit() error
+	Status() TxStatus
 	Exec(ctx context.Context, sql string, prep PP) (sql.Result, error)
 	Query(ctx context.Context, sql string, prep PP) (*sqlx.Rows, error)
 }
@@ -18,6 +28,9 @@ type transaction struct {
 	tx       *sqlx.Tx
 	id       uint16
 	lstr     []Listener
+	status   TxStatus
+	execCtr  int
+	queryCtr int
 }
 
 func NewTransaction(xtx *sqlx.Tx, txid uint16, lstr []Listener) Tx {
@@ -25,6 +38,9 @@ func NewTransaction(xtx *sqlx.Tx, txid uint16, lstr []Listener) Tx {
 		tx:       xtx,
 		id:       txid,
 		lstr:     lstr,
+		status:   TxStatusInitial,
+		execCtr:  0,
+		queryCtr: 0,
 	}
 }
 
@@ -38,6 +54,10 @@ func (tx *transaction) Rollback() error {
 
 	result := tx.tx.Rollback()
 
+	if result == nil {
+		tx.status = TxStatusRollback
+	}
+
 	for _, v := range tx.lstr {
 		v.PostTxRollback(tx.id, result)
 	}
@@ -55,6 +75,10 @@ func (tx *transaction) Commit() error {
 
 	result := tx.tx.Commit()
 
+	if result == nil {
+		tx.status = TxStatusComitted
+	}
+
 	for _, v := range tx.lstr {
 		v.PostTxRollback(tx.id, result)
 	}
@@ -73,6 +97,10 @@ func (tx *transaction) Exec(ctx context.Context, sqlstr string, prep PP) (sql.Re
 
 	res, err := tx.tx.NamedExecContext(ctx, sqlstr, prep)
 
+	if tx.status == TxStatusInitial && err == nil {
+		tx.status = TxStatusActive
+	}
+
 	for _, v := range tx.lstr {
 		v.PostExec(langext.Ptr(tx.id), origsql, sqlstr, prep)
 	}
@@ -94,6 +122,10 @@ func (tx *transaction) Query(ctx context.Context, sqlstr string, prep PP) (*sqlx
 
 	rows, err := sqlx.NamedQueryContext(ctx, tx.tx, sqlstr, prep)
 
+	if tx.status == TxStatusInitial && err == nil {
+		tx.status = TxStatusActive
+	}
+
 	for _, v := range tx.lstr {
 		v.PostQuery(langext.Ptr(tx.id), origsql, sqlstr, prep)
 	}
@@ -103,3 +135,11 @@ func (tx *transaction) Query(ctx context.Context, sqlstr string, prep PP) (*sqlx
 	}
 	return rows, nil
 }
+
+func (tx *transaction) Status() TxStatus {
+	return tx.status
+}
+
+func (tx *transaction) Traffic() (int, int) {
+	return tx.execCtr, tx.queryCtr
+}

termext/termcolor.go

@@ -71,12 +71,12 @@ func SupportsColors() bool {
 		}
 	}
 
-	var term256Regex = regexp.MustCompile("(?i)-256(color)?$")
+	var term256Regex = regexp.MustCompile(`(?i)-256(color)?$`)
 	if term256Regex.MatchString(termenv) {
 		return true
 	}
 
-	var termBasicRegex = regexp.MustCompile("(?i)^screen|^xterm|^vt100|^vt220|^rxvt|color|ansi|cygwin|linux")
+	var termBasicRegex = regexp.MustCompile(`(?i)^screen|^xterm|^vt100|^vt220|^rxvt|color|ansi|cygwin|linux`)
 
 	if termBasicRegex.MatchString(termenv) {
 		return true