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// Copyright 2021 Google LLC
//
// 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 printer
import (
"fmt"
"io"
"github.com/fatih/color"
)
var (
ErrorColor = color.New(color.FgRed, color.Bold)
WarningColor = color.New(color.FgYellow, color.Bold)
SuccessColor = color.New(color.FgGreen)
)
func init() {
colors := useColors()
if colors == nil {
return
}
if *colors {
ErrorColor.EnableColor()
WarningColor.EnableColor()
SuccessColor.EnableColor()
} else {
ErrorColor.DisableColor()
WarningColor.DisableColor()
SuccessColor.DisableColor()
}
}
func Error(w io.Writer, format string, args ...interface{}) error {
_, err := fmt.Fprintf(w, ErrorColor.Sprint("error: ")+format+"\n", args...)
return err
}
func Warning(w io.Writer, format string, args ...interface{}) error {
_, err := fmt.Fprintf(w, WarningColor.Sprint("warning: ")+format+"\n", args...)
return err
}
func Success(w io.Writer, format string, args ...interface{}) error {
_, err := fmt.Fprintf(w, SuccessColor.Sprint("✔ ")+fmt.Sprintf(format+"\n", args...))
return err
}
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