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Update UUID function to panic on initialization errors #169

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Merged
ReneWerner87 merged 6 commits into from
Dec 10, 2025
Merged

Update UUID function to panic on initialization errors #169

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0d25616
Update UUID function to panic on initialization errors
sixcolors Dec 6, 2025
c3f8a1f
Remove unnecessary UUID counter check that could panic
sixcolors Dec 9, 2025
a9bc7b7
fix: rename UUIDSetup to uuidSetup for consistency
sixcolors Dec 9, 2025
e099627
fix: use fmt.Errorf for error formatting in UUID seeding
sixcolors Dec 9, 2025
97b23a8
fix: wrap error in fmt.Errorf for UUID seeding
sixcolors Dec 9, 2025
439e4d4
Merge branch 'v1' into feat/cherry-pick-6c6cf04
ReneWerner87 Dec 10, 2025
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5 changes: 3 additions & 2 deletions common.go
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@ import (
"crypto/rand"
"encoding/binary"
"encoding/hex"
"fmt"
"os"
"reflect"
"runtime"
Expand All @@ -31,12 +32,12 @@ func UUID() string {
// Setup seed & counter once
uuidSetup.Do(func() {
if _, err := rand.Read(uuidSeed[:]); err != nil {
return
panic(fmt.Sprintf("utils: failed to seed UUID generator: %v", err))
}
uuidCounter = binary.LittleEndian.Uint64(uuidSeed[:8])
})
if atomic.LoadUint64(&uuidCounter) <= 0 {
return "00000000-0000-0000-0000-000000000000"
panic("utils: UUID counter is not properly initialized")
}
// first 8 bytes differ, taking a slice of the first 16 bytes
x := atomic.AddUint64(&uuidCounter, 1)
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