blob: ee207527dbf8ae1569666e09160982df431f2036 [file] [log] [blame]
// Copyright 2019 CUE Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
package cmd
import (
// Common flags
const (
flagAll flagName = "all"
flagDryrun flagName = "dryrun"
flagVerbose flagName = "verbose"
flagTrace flagName = "trace"
flagForce flagName = "force"
flagIgnore flagName = "ignore"
flagSimplify flagName = "simplify"
flagPackage flagName = "package"
flagDebug flagName = "debug"
flagExpression flagName = "expression"
flagEscape flagName = "escape"
flagGlob flagName = "name"
flagRecursive flagName = "recursive"
flagType flagName = "type"
flagList flagName = "list"
flagPath flagName = "path"
var flagMedia = stringFlag{
name: "out",
text: "output format (json, yaml or text)",
def: "json",
var flagOut = stringFlag{
name: "out",
short: "o",
text: "alternative output or - for stdout",
func addGlobalFlags(f *pflag.FlagSet) {
f.Bool(string(flagDebug), false,
"give detailed error info")
f.Bool(string(flagTrace), false,
"trace computation")
f.StringP(string(flagPackage), "p", "",
"CUE package to evaluate")
f.BoolP(string(flagSimplify), "s", false,
"simplify output")
f.BoolP(string(flagIgnore), "i", false,
"proceed in the presence of errors")
f.BoolP(string(flagVerbose), "v", false,
"print information about progress")
type flagName string
func (f flagName) Bool(cmd *Command) bool {
v, _ := cmd.Flags().GetBool(string(f))
return v
func (f flagName) String(cmd *Command) string {
v, _ := cmd.Flags().GetString(string(f))
return v
func (f flagName) StringArray(cmd *Command) []string {
v, _ := cmd.Flags().GetStringArray(string(f))
return v
type stringFlag struct {
name string
short string
text string
def string
func (f *stringFlag) Add(cmd *cobra.Command) {
cmd.Flags().StringP(, f.short, f.def, f.text)
func (f *stringFlag) String(cmd *Command) string {
v, err := cmd.Flags().GetString(
if err != nil {
return f.def
return v