Files
ethdo/cmd/err.go
2023-04-15 10:17:11 +01:00

94 lines
2.2 KiB
Go

// Copyright © 2019 Weald Technology Trading
// 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 cmd
import (
"fmt"
"os"
"github.com/spf13/viper"
)
// errCheck checks for an error and quits if it is present.
func errCheck(err error, msg string) {
if err != nil {
if !viper.GetBool("quiet") {
if msg == "" {
fmt.Fprintf(os.Stderr, "%s\n", err.Error())
} else {
fmt.Fprintf(os.Stderr, "%s: %s\n", msg, err.Error())
}
}
os.Exit(1)
}
}
// errAssert checks a condition and quits if it is false
// func errAssert(condition bool, err error, msg string) {
// if !condition {
// if err != nil {
// if !quiet {
// if msg == "" {
// fmt.Fprintf(os.Stderr, "%s\n", err.Error())
// } else {
// fmt.Fprintf(os.Stderr, "%s: %s\n", msg, err.Error())
// }
// }
// os.Exit(1)
// }
// }
// }
// assert checks a condition and quits if it is false.
func assert(condition bool, msg string) {
if !condition {
die(msg)
}
}
// die prints an error and quits.
func die(msg string) {
if msg != "" && !viper.GetBool("quiet") {
fmt.Fprintf(os.Stderr, "%s\n", msg)
}
os.Exit(_exitFailure)
}
// warnCheck checks for an error and warns if it is present
// func warnCheck(err error, msg string) {
// if err != nil {
// if !quiet {
// if msg == "" {
// fmt.Fprintf(os.Stderr, "%s\n", err.Error())
// } else {
// fmt.Fprintf(os.Stderr, "%s: %s\n", msg, err.Error())
// }
// }
// }
// }
// check checks a condition and warns if it is false
// func check(condition bool, msg string) {
// if !condition {
// warn(msg)
// }
// }
// Warn prints a warning
// func warn(msg string) {
// if !quiet {
// fmt.Fprintf(os.Stderr, "%s\n", msg)
// }
// }