mirror of
https://github.com/gohugoio/hugo.git
synced 2024-11-07 20:30:36 -05:00
72 lines
2 KiB
Go
72 lines
2 KiB
Go
// Copyright 2018 The Hugo Authors. All rights reserved.
|
|
//
|
|
// 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
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
// Package commands defines and implements command-line commands and flags
|
|
// used by Hugo. Commands and flags are implemented using Cobra.
|
|
package commands
|
|
|
|
import (
|
|
"fmt"
|
|
"regexp"
|
|
|
|
"github.com/gohugoio/hugo/config"
|
|
"github.com/spf13/cobra"
|
|
)
|
|
|
|
type flagsToConfigHandler interface {
|
|
flagsToConfig(cfg config.Provider)
|
|
}
|
|
|
|
type cmder interface {
|
|
flagsToConfigHandler
|
|
getCommand() *cobra.Command
|
|
}
|
|
|
|
// commandError is an error used to signal different error situations in command handling.
|
|
type commandError struct {
|
|
s string
|
|
userError bool
|
|
}
|
|
|
|
func (c commandError) Error() string {
|
|
return c.s
|
|
}
|
|
|
|
func (c commandError) isUserError() bool {
|
|
return c.userError
|
|
}
|
|
|
|
func newUserError(a ...interface{}) commandError {
|
|
return commandError{s: fmt.Sprintln(a...), userError: true}
|
|
}
|
|
|
|
func newSystemError(a ...interface{}) commandError {
|
|
return commandError{s: fmt.Sprintln(a...), userError: false}
|
|
}
|
|
|
|
func newSystemErrorF(format string, a ...interface{}) commandError {
|
|
return commandError{s: fmt.Sprintf(format, a...), userError: false}
|
|
}
|
|
|
|
// Catch some of the obvious user errors from Cobra.
|
|
// We don't want to show the usage message for every error.
|
|
// The below may be to generic. Time will show.
|
|
var userErrorRegexp = regexp.MustCompile("argument|flag|shorthand")
|
|
|
|
func isUserError(err error) bool {
|
|
if cErr, ok := err.(commandError); ok && cErr.isUserError() {
|
|
return true
|
|
}
|
|
|
|
return userErrorRegexp.MatchString(err.Error())
|
|
}
|