Add goctl kotlin support

tools/goctl/api/ktgen/cmd.go

@@ -0,0 +1,36 @@
+package ktgen
+
+import (
+	"errors"
+	"github.com/tal-tech/go-zero/core/lang"
+	"github.com/tal-tech/go-zero/tools/goctl/api/parser"
+	"github.com/urfave/cli"
+)
+
+func KtCommand(c *cli.Context) error {
+	apiFile := c.String("api")
+	if apiFile == "" {
+		return errors.New("missing -api")
+	}
+	dir := c.String("dir")
+	if dir == "" {
+		return errors.New("missing -dir")
+	}
+	pkg := c.String("pkg")
+	if pkg == "" {
+		return errors.New("missing -pkg")
+	}
+
+	p, e := parser.NewParser(apiFile)
+	if e != nil {
+		return e
+	}
+	api,e:=p.Parse()
+	if e!=nil {
+	    return e
+	}
+
+	lang.Must(genBase(dir,pkg,api))
+	lang.Must(genApi(dir,pkg, api))
+	return nil
+}