refactor(api): API overhaul (#392)

api/flags.go

@@ -1,46 +0,0 @@
-package main
-
-import (
-	"fmt"
-	"gopkg.in/alecthomas/kingpin.v2"
-	"strings"
-)
-
-// pair defines a key/value pair
-type pair struct {
-	Name  string `json:"name"`
-	Value string `json:"value"`
-}
-
-// pairList defines an array of Label
-type pairList []pair
-
-// Set implementation for Labels
-func (l *pairList) Set(value string) error {
-	parts := strings.SplitN(value, "=", 2)
-	if len(parts) != 2 {
-		return fmt.Errorf("expected NAME=VALUE got '%s'", value)
-	}
-	p := new(pair)
-	p.Name = parts[0]
-	p.Value = parts[1]
-	*l = append(*l, *p)
-	return nil
-}
-
-// String implementation for Labels
-func (l *pairList) String() string {
-	return ""
-}
-
-// IsCumulative implementation for Labels
-func (l *pairList) IsCumulative() bool {
-	return true
-}
-
-// LabelParser defines a custom parser for Labels flags
-func pairs(s kingpin.Settings) (target *[]pair) {
-	target = new([]pair)
-	s.SetValue((*pairList)(target))
-	return
-}