v0.0.97

_data/version.sh

@@ -21,6 +21,8 @@ if [ "$( git rev-parse --abbrev-ref HEAD )" != "master" ]; then
   exit 1
 fi
 
+git pull --ff
+
 curr_vers=$(git describe --tags --abbrev=0 | sed 's/v//g')
 
 next_ver=$(echo "$curr_vers" | awk -F. -v OFS=. 'NF==1{print ++$NF}; NF>1{if(length($NF+1)>length($NF))$(NF-1)++; $NF=sprintf("%0*d", length($NF), ($NF+1)%(10^length($NF))); print}')

langext/array.go

@@ -265,6 +265,26 @@ func ArrMap[T1 any, T2 any](arr []T1, conv func(v T1) T2) []T2 {
 	return r
 }
 
+func MapMap[TK comparable, TV any, TR any](inmap map[TK]TV, conv func(k TK, v TV) TR) []TR {
+	r := make([]TR, 0, len(inmap))
+	for k, v := range inmap {
+		r = append(r, conv(k, v))
+	}
+	return r
+}
+
+func MapMapErr[TK comparable, TV any, TR any](inmap map[TK]TV, conv func(k TK, v TV) (TR, error)) ([]TR, error) {
+	r := make([]TR, 0, len(inmap))
+	for k, v := range inmap {
+		elem, err := conv(k, v)
+		if err != nil {
+			return nil, err
+		}
+		r = append(r, elem)
+	}
+	return r, nil
+}
+
 func ArrMapExt[T1 any, T2 any](arr []T1, conv func(idx int, v T1) T2) []T2 {
 	r := make([]T2, len(arr))
 	for i, v := range arr {

langext/coalesce.go

@@ -60,3 +60,12 @@ func CoalesceStringer(s fmt.Stringer, def string) string {
 		return s.String()
 	}
 }
+
+func SafeCast[T any](v any, def T) T {
+	switch r := v.(type) {
+	case T:
+		return r
+	default:
+		return def
+	}
+}

rext/wrapper.go

@@ -1,6 +1,9 @@
 package rext
 
-import "regexp"
+import (
+	"gogs.mikescher.com/BlackForestBytes/goext/langext"
+	"regexp"
+)
 
 type Regex interface {
 	IsMatch(haystack string) bool
@@ -29,6 +32,10 @@ type RegexMatchGroup struct {
 	end      int
 }
 
+type OptRegexMatchGroup struct {
+	v *RegexMatchGroup
+}
+
 func W(rex *regexp.Regexp) Regex {
 	return &regexWrapper{rex: rex, subnames: rex.SubexpNames()}
 }
@@ -97,7 +104,7 @@ func (m RegexMatch) GroupByIndex(idx int) RegexMatchGroup {
 	return RegexMatchGroup{haystack: m.haystack, start: m.submatchesIndex[idx*2], end: m.submatchesIndex[idx*2+1]}
 }
 
-// GroupByName returns the value of a matched group (group 0 == whole match)
+// GroupByName returns the value of a matched group (panics if not found!)
 func (m RegexMatch) GroupByName(name string) RegexMatchGroup {
 	for idx, subname := range m.subnames {
 		if subname == name {
@@ -107,6 +114,16 @@ func (m RegexMatch) GroupByName(name string) RegexMatchGroup {
 	panic("failed to find regex-group by name")
 }
 
+// GroupByName returns the value of a matched group (returns empty OptRegexMatchGroup if not found)
+func (m RegexMatch) GroupByNameOrEmpty(name string) OptRegexMatchGroup {
+	for idx, subname := range m.subnames {
+		if subname == name {
+			return OptRegexMatchGroup{&RegexMatchGroup{haystack: m.haystack, start: m.submatchesIndex[idx*2], end: m.submatchesIndex[idx*2+1]}}
+		}
+	}
+	return OptRegexMatchGroup{}
+}
+
 // ---------------------------------------------------------------------------------------------------------------------
 
 func (g RegexMatchGroup) Value() string {
@@ -128,3 +145,47 @@ func (g RegexMatchGroup) Range() (int, int) {
 func (g RegexMatchGroup) Length() int {
 	return g.end - g.start
 }
+
+// ---------------------------------------------------------------------------------------------------------------------
+
+func (g OptRegexMatchGroup) Value() string {
+	return g.v.Value()
+}
+
+func (g OptRegexMatchGroup) ValueOrEmpty() string {
+	if g.v == nil {
+		return ""
+	}
+	return g.v.Value()
+}
+
+func (g OptRegexMatchGroup) ValueOrNil() *string {
+	if g.v == nil {
+		return nil
+	}
+	return langext.Ptr(g.v.Value())
+}
+
+func (g OptRegexMatchGroup) IsEmpty() bool {
+	return g.v == nil
+}
+
+func (g OptRegexMatchGroup) Exists() bool {
+	return g.v != nil
+}
+
+func (g OptRegexMatchGroup) Start() int {
+	return g.v.Start()
+}
+
+func (g OptRegexMatchGroup) End() int {
+	return g.v.End()
+}
+
+func (g OptRegexMatchGroup) Range() (int, int) {
+	return g.v.Range()
+}
+
+func (g OptRegexMatchGroup) Length() int {
+	return g.v.Length()
+}

rfctime/interface.go

@@ -3,24 +3,27 @@ package rfctime
 import "time"
 
 type RFCTime interface {
+	AnyTime
+
 	Time() time.Time
 	Serialize() string
 
-	UnmarshalJSON(bytes []byte) error
+	After(u AnyTime) bool
+	Before(u AnyTime) bool
+	Equal(u AnyTime) bool
+
+	Sub(u AnyTime) time.Duration
+}
+
+type AnyTime interface {
 	MarshalJSON() ([]byte, error)
 
 	MarshalBinary() ([]byte, error)
-	UnmarshalBinary(data []byte) error
 
 	GobEncode() ([]byte, error)
-	GobDecode(data []byte) error
 
 	MarshalText() ([]byte, error)
-	UnmarshalText(data []byte) error
 
-	After(u RFCTime) bool
-	Before(u RFCTime) bool
-	Equal(u RFCTime) bool
 	IsZero() bool
 	Date() (year int, month time.Month, day int)
 	Year() int
@@ -34,7 +37,6 @@ type RFCTime interface {
 	Second() int
 	Nanosecond() int
 	YearDay() int
-	Sub(u RFCTime) time.Duration
 	Unix() int64
 	UnixMilli() int64
 	UnixMicro() int64
@@ -42,6 +44,8 @@ type RFCTime interface {
 	Format(layout string) string
 	GoString() string
 	String() string
+
+	Location() *time.Location
 }
 
 type RFCDuration interface {
@@ -60,9 +64,9 @@ type RFCDuration interface {
 	MarshalText() ([]byte, error)
 	UnmarshalText(data []byte) error
 
-	After(u RFCTime) bool
-	Before(u RFCTime) bool
-	Equal(u RFCTime) bool
+	After(u AnyTime) bool
+	Before(u AnyTime) bool
+	Equal(u AnyTime) bool
 	IsZero() bool
 	Date() (year int, month time.Month, day int)
 	Year() int
@@ -76,7 +80,7 @@ type RFCDuration interface {
 	Second() int
 	Nanosecond() int
 	YearDay() int
-	Sub(u RFCTime) time.Duration
+	Sub(u AnyTime) time.Duration
 	Unix() int64
 	UnixMilli() int64
 	UnixMicro() int64
@@ -85,3 +89,13 @@ type RFCDuration interface {
 	GoString() string
 	String() string
 }
+
+func tt(v AnyTime) time.Time {
+	if r, ok := v.(time.Time); ok {
+		return r
+	}
+	if r, ok := v.(RFCTime); ok {
+		return r.Time()
+	}
+	return time.Unix(0, v.UnixNano()).In(v.Location())
+}

rfctime/interface_test.go

@@ -0,0 +1,50 @@
+package rfctime
+
+import (
+	"testing"
+	"time"
+)
+
+func TestAnyTimeInterface(t *testing.T) {
+
+	var v AnyTime
+
+	v = NowRFC3339Nano()
+	assertEqual(t, v.String(), v.String())
+
+	v = NowRFC3339()
+	assertEqual(t, v.String(), v.String())
+
+	v = NowUnix()
+	assertEqual(t, v.String(), v.String())
+
+	v = NowUnixMilli()
+	assertEqual(t, v.String(), v.String())
+
+	v = NowUnixNano()
+	assertEqual(t, v.String(), v.String())
+
+	v = time.Now()
+	assertEqual(t, v.String(), v.String())
+
+}
+
+func TestRFCTimeInterface(t *testing.T) {
+	var v RFCTime
+
+	v = NowRFC3339Nano()
+	assertEqual(t, v.String(), v.String())
+
+	v = NowRFC3339()
+	assertEqual(t, v.String(), v.String())
+
+	v = NowUnix()
+	assertEqual(t, v.String(), v.String())
+
+	v = NowUnixMilli()
+	assertEqual(t, v.String(), v.String())
+
+	v = NowUnixNano()
+	assertEqual(t, v.String(), v.String())
+
+}

rfctime/rfc3339.go

@@ -90,16 +90,16 @@ func (t RFC3339Time) FormatStr() string {
 	return time.RFC3339
 }
 
-func (t RFC3339Time) After(u RFCTime) bool {
-	return t.Time().After(u.Time())
+func (t RFC3339Time) After(u AnyTime) bool {
+	return t.Time().After(tt(u))
 }
 
-func (t RFC3339Time) Before(u RFCTime) bool {
-	return t.Time().Before(u.Time())
+func (t RFC3339Time) Before(u AnyTime) bool {
+	return t.Time().Before(tt(u))
 }
 
-func (t RFC3339Time) Equal(u RFCTime) bool {
-	return t.Time().Equal(u.Time())
+func (t RFC3339Time) Equal(u AnyTime) bool {
+	return t.Time().Equal(tt(u))
 }
 
 func (t RFC3339Time) IsZero() bool {
@@ -158,8 +158,8 @@ func (t RFC3339Time) Add(d time.Duration) RFC3339Time {
 	return RFC3339Time(t.Time().Add(d))
 }
 
-func (t RFC3339Time) Sub(u RFCTime) time.Duration {
-	return t.Time().Sub(u.Time())
+func (t RFC3339Time) Sub(u AnyTime) time.Duration {
+	return t.Time().Sub(tt(u))
 }
 
 func (t RFC3339Time) AddDate(years int, months int, days int) RFC3339Time {
@@ -194,6 +194,10 @@ func (t RFC3339Time) String() string {
 	return t.Time().String()
 }
 
+func (t RFC3339Time) Location() *time.Location {
+	return t.Time().Location()
+}
+
 func NewRFC3339(t time.Time) RFC3339Time {
 	return RFC3339Time(t)
 }

rfctime/rfc3339Nano.go

@@ -90,16 +90,16 @@ func (t RFC3339NanoTime) FormatStr() string {
 	return time.RFC3339Nano
 }
 
-func (t RFC3339NanoTime) After(u RFCTime) bool {
-	return t.Time().After(u.Time())
+func (t RFC3339NanoTime) After(u AnyTime) bool {
+	return t.Time().After(tt(u))
 }
 
-func (t RFC3339NanoTime) Before(u RFCTime) bool {
-	return t.Time().Before(u.Time())
+func (t RFC3339NanoTime) Before(u AnyTime) bool {
+	return t.Time().Before(tt(u))
 }
 
-func (t RFC3339NanoTime) Equal(u RFCTime) bool {
-	return t.Time().Equal(u.Time())
+func (t RFC3339NanoTime) Equal(u AnyTime) bool {
+	return t.Time().Equal(tt(u))
 }
 
 func (t RFC3339NanoTime) IsZero() bool {
@@ -158,8 +158,8 @@ func (t RFC3339NanoTime) Add(d time.Duration) RFC3339NanoTime {
 	return RFC3339NanoTime(t.Time().Add(d))
 }
 
-func (t RFC3339NanoTime) Sub(u RFCTime) time.Duration {
-	return t.Time().Sub(u.Time())
+func (t RFC3339NanoTime) Sub(u AnyTime) time.Duration {
+	return t.Time().Sub(tt(u))
 }
 
 func (t RFC3339NanoTime) AddDate(years int, months int, days int) RFC3339NanoTime {
@@ -194,6 +194,10 @@ func (t RFC3339NanoTime) String() string {
 	return t.Time().String()
 }
 
+func (t RFC3339NanoTime) Location() *time.Location {
+	return t.Time().Location()
+}
+
 func NewRFC3339Nano(t time.Time) RFC3339NanoTime {
 	return RFC3339NanoTime(t)
 }

rfctime/unix.go

@@ -63,16 +63,16 @@ func (t UnixTime) Serialize() string {
 	return strconv.FormatInt(t.Time().Unix(), 10)
 }
 
-func (t UnixTime) After(u RFCTime) bool {
-	return t.Time().After(u.Time())
+func (t UnixTime) After(u AnyTime) bool {
+	return t.Time().After(tt(u))
 }
 
-func (t UnixTime) Before(u RFCTime) bool {
-	return t.Time().Before(u.Time())
+func (t UnixTime) Before(u AnyTime) bool {
+	return t.Time().Before(tt(u))
 }
 
-func (t UnixTime) Equal(u RFCTime) bool {
-	return t.Time().Equal(u.Time())
+func (t UnixTime) Equal(u AnyTime) bool {
+	return t.Time().Equal(tt(u))
 }
 
 func (t UnixTime) IsZero() bool {
@@ -131,8 +131,8 @@ func (t UnixTime) Add(d time.Duration) UnixTime {
 	return UnixTime(t.Time().Add(d))
 }
 
-func (t UnixTime) Sub(u RFCTime) time.Duration {
-	return t.Time().Sub(u.Time())
+func (t UnixTime) Sub(u AnyTime) time.Duration {
+	return t.Time().Sub(tt(u))
 }
 
 func (t UnixTime) AddDate(years int, months int, days int) UnixTime {
@@ -167,6 +167,10 @@ func (t UnixTime) String() string {
 	return t.Time().String()
 }
 
+func (t UnixTime) Location() *time.Location {
+	return t.Time().Location()
+}
+
 func NewUnix(t time.Time) UnixTime {
 	return UnixTime(t)
 }

rfctime/unixMilli.go

@@ -63,16 +63,16 @@ func (t UnixMilliTime) Serialize() string {
 	return strconv.FormatInt(t.Time().UnixMilli(), 10)
 }
 
-func (t UnixMilliTime) After(u RFCTime) bool {
-	return t.Time().After(u.Time())
+func (t UnixMilliTime) After(u AnyTime) bool {
+	return t.Time().After(tt(u))
 }
 
-func (t UnixMilliTime) Before(u RFCTime) bool {
-	return t.Time().Before(u.Time())
+func (t UnixMilliTime) Before(u AnyTime) bool {
+	return t.Time().Before(tt(u))
 }
 
-func (t UnixMilliTime) Equal(u RFCTime) bool {
-	return t.Time().Equal(u.Time())
+func (t UnixMilliTime) Equal(u AnyTime) bool {
+	return t.Time().Equal(tt(u))
 }
 
 func (t UnixMilliTime) IsZero() bool {
@@ -131,8 +131,8 @@ func (t UnixMilliTime) Add(d time.Duration) UnixMilliTime {
 	return UnixMilliTime(t.Time().Add(d))
 }
 
-func (t UnixMilliTime) Sub(u RFCTime) time.Duration {
-	return t.Time().Sub(u.Time())
+func (t UnixMilliTime) Sub(u AnyTime) time.Duration {
+	return t.Time().Sub(tt(u))
 }
 
 func (t UnixMilliTime) AddDate(years int, months int, days int) UnixMilliTime {
@@ -167,6 +167,10 @@ func (t UnixMilliTime) String() string {
 	return t.Time().String()
 }
 
+func (t UnixMilliTime) Location() *time.Location {
+	return t.Time().Location()
+}
+
 func NewUnixMilli(t time.Time) UnixMilliTime {
 	return UnixMilliTime(t)
 }

rfctime/unixNano.go

@@ -63,16 +63,16 @@ func (t UnixNanoTime) Serialize() string {
 	return strconv.FormatInt(t.Time().UnixNano(), 10)
 }
 
-func (t UnixNanoTime) After(u RFCTime) bool {
-	return t.Time().After(u.Time())
+func (t UnixNanoTime) After(u AnyTime) bool {
+	return t.Time().After(tt(u))
 }
 
-func (t UnixNanoTime) Before(u RFCTime) bool {
-	return t.Time().Before(u.Time())
+func (t UnixNanoTime) Before(u AnyTime) bool {
+	return t.Time().Before(tt(u))
 }
 
-func (t UnixNanoTime) Equal(u RFCTime) bool {
-	return t.Time().Equal(u.Time())
+func (t UnixNanoTime) Equal(u AnyTime) bool {
+	return t.Time().Equal(tt(u))
 }
 
 func (t UnixNanoTime) IsZero() bool {
@@ -131,8 +131,8 @@ func (t UnixNanoTime) Add(d time.Duration) UnixNanoTime {
 	return UnixNanoTime(t.Time().Add(d))
 }
 
-func (t UnixNanoTime) Sub(u RFCTime) time.Duration {
-	return t.Time().Sub(u.Time())
+func (t UnixNanoTime) Sub(u AnyTime) time.Duration {
+	return t.Time().Sub(tt(u))
 }
 
 func (t UnixNanoTime) AddDate(years int, months int, days int) UnixNanoTime {
@@ -167,6 +167,10 @@ func (t UnixNanoTime) String() string {
 	return t.Time().String()
 }
 
+func (t UnixNanoTime) Location() *time.Location {
+	return t.Time().Location()
+}
+
 func NewUnixNano(t time.Time) UnixNanoTime {
 	return UnixNanoTime(t)
 }