/
flags.go
96 lines (80 loc) · 1.73 KB
/
flags.go
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package autocomplete
import (
"fmt"
"os"
"strings"
"github.com/urfave/cli"
)
func getFlagByName(lastArg string, flags []cli.Flag) (bool, cli.Flag) {
found := false
var lastFlag cli.Flag
for _, lastFlag = range flags {
names := GetFlagNames(lastFlag)
i := 0
for i = range names {
if names[i] == lastArg {
found = true
break
}
}
if names[i] == lastArg {
break
}
}
return found, lastFlag
}
func CountFlags(flags []string) int {
count := 0
for i := range os.Args {
for _, f := range flags {
if os.Args[i] == f {
count = count + 1
}
}
}
return count
}
func GetFlagNames(flag cli.Flag) []string {
names := strings.Split(flag.GetName(), ",")
for i := range names {
if i == 0 {
names[i] = "--" + strings.TrimSpace(names[i])
} else {
names[i] = "-" + strings.TrimSpace(names[i])
}
}
return names
}
func DisplayFlags(flags []cli.Flag) {
lastArg := os.Args[len(os.Args)-2]
found, lastFlag := getFlagByName(lastArg, flags)
isBoolFlag := false
switch lastFlag.(type) {
case cli.BoolFlag, cli.BoolTFlag:
isBoolFlag = true && found
}
if !strings.HasPrefix(lastArg, "-") || isBoolFlag {
for _, flag := range flags {
names := GetFlagNames(flag)
isSliceFlag := false
switch flag.(type) {
case cli.IntSliceFlag, cli.StringSliceFlag:
isSliceFlag = true
}
if CountFlags(names) == 0 || isSliceFlag {
for i := range names {
fmt.Println(names[i])
}
}
}
}
}
func FlagsAutoComplete(c *cli.Context, flag string) bool {
switch flag {
case "-r", "--remote":
return CountFlags([]string{"-r", "--remote"}) == 1 && FlagRemoteAutoComplete(c)
case "-a", "--app":
return CountFlags([]string{"-a", "--app"}) == 1 && FlagAppAutoComplete(c)
}
return false
}