// Copyright 2019 The Knative 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

//     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 e2e

import (
	"fmt"
	"os"
)

// Logger default implementation
type Logger struct{}

// Section prints a message
func (l Logger) Section(msg string, f func()) {
	fmt.Printf("==> %s\n", msg)
	f()
}

// Debugf prints a debug message
func (l Logger) Debugf(msg string, args ...interface{}) {
	fmt.Printf(msg, args...)
}

// Fatalf prints a fatal message
func (l Logger) Fatalf(msg string, args ...interface{}) {
	fmt.Printf(msg, args...)
	os.Exit(1)
}