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package prep
// initializes logging and command line options
import (
"fmt"
"os"
"strings"
"go.wit.com/dev/alexflint/arg"
"go.wit.com/lib/cobol"
)
/*
This struct can be used with the go-arg package. These
are the generic default command line arguments for the 'GUI' package
*/
var argBash ArgsBash
type ArgsBash struct {
Bash bool `arg:"--bash" help:"generate bash completion"`
}
// try this struct out (?)
var myAuto *AutoArgs
// this is a work in progress
type AutoArgs struct {
id int // should be unique
hidden bool // don't update the toolkits when it's hidden
Auto func([]string) // the function for shell autocomplete
appName string // a good way to track the name of the binary ?
examples func() string // some examples
appExit func() // app Exit()
buildtime func() (string, string) // some examples
pp *arg.Parser // for parsing the command line args. Yay to alexf lint!
autoFunc func(*Auto) // also a function for autocomplete
}
// print out auto complete debugging info
func (pb *Auto) PrintDebug() {
dur := pb.Duration.AsDuration()
pb.Debugf("AUTOCOMPLETE: arg0='%s' arg1='%s' partial='%s' cmd='%s' age=%s argv=%v\n", pb.Arg0, pb.Arg1, pb.Partial, pb.Cmd, cobol.FormatDuration(dur), pb.Argv)
}
func (pb *Auto) WriteHelp() {
myAuto.pp.WriteHelp(os.Stdout)
}
func (pb *Auto) Debugf(fmts string, parts ...any) {
fmts = strings.TrimSpace(fmts)
fmts += "\n"
// NOTE: env doesn't work probably most (all?) the time because bash
// doesn't send all the ENV to autocomplete. so, trap on a "--autodebug" command line arg
if os.Getenv("AUTOCOMPLETE_VERBOSE") == "true" || pb.Debug {
if !pb.Newline {
fmt.Fprintf(os.Stderr, "\n")
pb.Newline = true
}
fmt.Fprintf(os.Stderr, fmts, parts...)
} else {
// fmt.Fprintf(os.Stderr, "NOT DOING ANYTHING\n")
}
}
// returns the last command (is blank if the current arg is not blank)
func GetLast(cur string, argv []string) string {
if cur != "''" {
return ""
}
for _, s := range argv {
if strings.HasPrefix(s, "-") {
continue
}
return s
}
return ""
}
// returns the name of the executable registered for shell autocomplete
func AppName() string {
return myAuto.appName
}
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