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This commit is contained in:
trading_peter 2024-02-05 23:04:14 +01:00
parent 13ab538809
commit d3956bf88b
9 changed files with 128 additions and 6 deletions
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13
generics/data.go Normal file
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@ -0,0 +1,13 @@
package generics
import "encoding/json"
func UnmarshalTo[T any](raw []byte) (*T, error) {
var resp T
err := json.Unmarshal(raw, &resp)
if err != nil {
return nil, err
}
return &resp, nil
}

3
generics/go.mod Normal file
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@ -0,0 +1,3 @@
module gitea.codeblob.work/pk/gut/generics
go 1.21.6

23
generics/misc.go Normal file
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@ -0,0 +1,23 @@
package generics
// Search for one or more needles in the haystack.
// Returns true if any of the needles was found.
func ContainsAny[T comparable](haystack []T, needle ...T) bool {
for _, n := range needle {
for _, h := range haystack {
if h == n {
return true
}
}
}
return false
}
func IfThen[T any](cond bool, then T, otherwise T) T {
if cond {
return then
} else {
return otherwise
}
}

46
generics/set.go Normal file
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@ -0,0 +1,46 @@
package generics
type Set[T comparable] map[T]struct{}
// New produces a new set containing the given values.
func NewSet[T comparable](vals ...T) Set[T] {
s := Set[T](make(map[T]struct{}))
for _, val := range vals {
s.Add(val)
}
return Set[T](s)
}
// Add adds values to the set.
func (s Set[T]) Add(vals ...T) {
for _, val := range vals {
s[val] = struct{}{}
}
}
// Check if a value is already present in the set.
func (s Set[T]) Has(val T) bool {
_, ok := s[val]
return ok
}
// Removes a value from the set.
func (s Set[T]) Remove(vals ...T) {
for _, val := range vals {
delete(s, val)
}
}
// Number of values in the set.
func (s Set[T]) Length() int {
return len(s)
}
// Get a slice of values in the set.
func (s Set[T]) Values() []T {
values := make([]T, 0, len(s))
for k := range s {
values = append(values, k)
}
return values
}

5
go.work Normal file
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@ -0,0 +1,5 @@
go 1.21.6
use ./generics
use ./settingsdb

10
go.work.sum Normal file
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@ -0,0 +1,10 @@
github.com/golang/snappy v0.0.1/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
golang.org/x/crypto v0.14.0/go.mod h1:MVFd36DqK4CsrnJYDkBA3VC4m2GkXAM0PvzMCn4JQf4=
golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
golang.org/x/net v0.17.0/go.mod h1:NxSsAGuq816PNPmqtQdLE42eU2Fs7NoRIZrHJAlaCOE=
golang.org/x/sys v0.15.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/sys v0.16.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/term v0.13.0/go.mod h1:LTmsnFJwVN6bCy1rVCoS+qHT1HhALEFxKncY3WNNh4U=
golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

8
settingsdb/go.mod
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@ -4,4 +4,10 @@ go 1.21.6
require github.com/syndtr/goleveldb v1.0.0
require github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db // indirect
require (
github.com/golang/snappy v0.0.1 // indirect
golang.org/x/net v0.17.0 // indirect
golang.org/x/sys v0.16.0 // indirect
golang.org/x/text v0.14.0 // indirect
gopkg.in/yaml.v2 v2.2.2 // indirect
)

10
settingsdb/go.sum
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@ -1,7 +1,7 @@
github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db h1:woRePGFeVFfLKN/pOkfl+p/TAqKOfFu+7KPlMVpok/w=
github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
github.com/golang/snappy v0.0.1 h1:Qgr9rKW7uDUkrbSmQeiDsGa8SjGyCOGtuasMWwvp2P4=
github.com/hpcloud/tail v1.0.0 h1:nfCOvKYfkgYP8hkirhJocXT2+zOD8yUNjXaWfTlyFKI=
github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
@ -11,17 +11,17 @@ github.com/onsi/gomega v1.4.3 h1:RE1xgDvH7imwFD45h+u2SgIfERHlS2yNG4DObb5BSKU=
github.com/onsi/gomega v1.4.3/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
github.com/syndtr/goleveldb v1.0.0 h1:fBdIW9lB4Iz0n9khmH8w27SJ3QEJ7+IgjPEwGSZiFdE=
github.com/syndtr/goleveldb v1.0.0/go.mod h1:ZVVdQEZoIme9iO1Ch2Jdy24qqXrMMOU6lpPAyBWyWuQ=
golang.org/x/net v0.0.0-20180906233101-161cd47e91fd h1:nTDtHvHSdCn1m6ITfMRqtOd/9+7a3s8RBNOZ3eYZzJA=
golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.17.0 h1:pVaXccu2ozPjCXewfr1S7xza/zcXTity9cCdXQYSjIM=
golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e h1:o3PsSEY8E4eXWkXrIP9YJALUkVZqzHJT5DOasTyn8Vs=
golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
golang.org/x/sys v0.16.0 h1:xWw16ngr6ZMtmxDyKyIgsE93KNKz5HKmMa3b8ALHidU=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/fsnotify.v1 v1.4.7 h1:xOHLXZwVvI9hhs+cLKq5+I5onOuwQLhQwiu63xxlHs4=
gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
gopkg.in/yaml.v2 v2.2.1 h1:mUhvW9EsL+naU5Q3cakzfE91YhliOondGd6ZrsDBHQE=
gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=

16
settingsdb/settingsdb.go
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@ -3,6 +3,8 @@ package settingsdb
import (
"encoding/json"
"gitea.codeblob.work/pk/gut/generics"
"github.com/syndtr/goleveldb/leveldb"
)
@ -47,6 +49,20 @@ func (s *SettingsDB) GetString(key string) string {
return string(data)
}
func (s *SettingsDB) GetStrings(key string) []string {
data, err := s.db.Get([]byte(key), nil)
if err != nil {
return nil
}
value, err := generics.UnmarshalTo[[]string](data)
if err != nil {
return nil
}
return *value
}
func (s *SettingsDB) Close() {
s.db.Close()
}