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flags.go
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flags.go
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package main
import "os"
func isControlFlagSet(flag ...string) bool {
if len(os.Args) <= 1 {
return false
}
found := false
for _, v := range flag {
if v == os.Args[1] {
found = true
break
}
if startswith(os.Args[1], v+"=") {
found = true
break
}
}
return found
}
func getFlagValue(keys ...string) map[string]string {
out := make(map[string]string)
if len(keys) == 0 {
return out
}
args := os.Args[1:]
for pos, arg := range args {
if len(arg) > 0 && arg[0] != '-' {
continue
}
for _, name := range keys {
if prefix := name + "="; len(arg) >= len(prefix) && arg[:len(prefix)] == prefix {
key := arg[:len(prefix)-1]
value := arg[len(prefix):]
out[key] = value
continue
}
if arg == name {
if next := pos + 1; next < len(args) {
nextval := args[next]
if nextval != "" && nextval[0] == '-' {
continue
}
out[name] = nextval
continue
}
}
}
}
return out
}
func getAllArgsAfter(value string) []string {
args := os.Args[1:]
for pos, v := range args {
if len(v) >= len(value) && v[len(v)-len(value):] == value {
return append([]string{}, args[pos+1:]...)
}
}
return nil
}