autocomplete: allow completion based on name/detail

Fixes apache#48

Signed-off-by: Abhishek Kumar <abhishek.mrt22@gmail.com>

Author: shwstppr

cli/completer.go

@@ -109,6 +109,7 @@ type argOption struct {
 }
 
 func buildArgOptions(response map[string]interface{}, hasID bool) []argOption {
+	config.Debug("--------------------Building argument options from response:", response)
 	argOptions := []argOption{}
 	for _, v := range response {
 		switch obj := v.(type) {
@@ -338,6 +339,7 @@ func (t *autoCompleter) Do(line []rune, pos int) (options [][]rune, offset int)
 	// Auto-complete API arg
 	splitLine := strings.Split(string(line), " ")
 	line = trimSpaceLeft([]rune(splitLine[len(splitLine)-1]))
+	config.Debug("~~~~~~~~~~~~~~~~Line after verb and noun auto-complete: ", string(line))
 	for _, arg := range apiFound.Args {
 		search := arg.Name
 		if !hasPrefix(line, []rune(search)) {
@@ -410,7 +412,7 @@ func (t *autoCompleter) Do(line []rune, pos int) (options [][]rune, offset int)
 					return argOptions[i].Value < argOptions[j].Value
 				})
 				for _, item := range argOptions {
-					if strings.HasPrefix(item.Value, argInput) {
+					if strings.HasPrefix(item.Value, argInput) || (len(item.Detail) > 0 && strings.HasPrefix(item.Detail, argInput)) {
 						filteredOptions = append(filteredOptions, item)
 					}
 				}
@@ -421,12 +423,14 @@ func (t *autoCompleter) Do(line []rune, pos int) (options [][]rune, offset int)
 			}
 			for _, item := range filteredOptions {
 				option := item.Value + " "
-				if len(filteredOptions) > 1 && len(item.Detail) > 0 {
+				if len(filteredOptions) > 0 && len(item.Detail) > 0 {
 					option += fmt.Sprintf("(%v)", item.Detail)
 				}
 				if strings.HasPrefix(option, argInput) {
 					options = append(options, []rune(option[len(argInput):]))
 					offset = len(argInput)
+				} else if len(item.Detail) > 0 && strings.HasPrefix(item.Detail, argInput) {
+					options = append(options, []rune(option))
 				}
 			}
 			return