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use single reflect

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This commit is contained in:
wineandchord 2024-11-15 18:06:46 +08:00
parent 3a8a7cac38
commit 35c8f700a7
1 changed files with 3 additions and 3 deletions
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6
src/os/signal/signal_unix.go
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@ -48,11 +48,11 @@ func signum(sig os.Signal) int {
// as they might be defined in external packages like golang.org/x/sys. // as they might be defined in external packages like golang.org/x/sys.
// Since we cannot import those platform-specific signal types, // Since we cannot import those platform-specific signal types,
// reflection allows us to handle them in a generic way. // reflection allows us to handle them in a generic way.
kind := reflect.TypeOf(sig).Kind() v := reflect.ValueOf(sig)
switch kind { switch v.Kind() {
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64: case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
// Extract the integer value from sig and validate it. // Extract the integer value from sig and validate it.
i := int(reflect.ValueOf(sig).Int()) i := int(v.Int())
if i < 0 || i >= numSig { if i < 0 || i >= numSig {
return -1 return -1
} }