storj.io/minio@v0.0.0-20230509071714-0cbc90f649b1/pkg/color/color.go (about)

     1  /*
     2   * MinIO Cloud Storage, (C) 2019 MinIO, Inc.
     3   *
     4   * Licensed under the Apache License, Version 2.0 (the "License");
     5   * you may not use this file except in compliance with the License.
     6   * You may obtain a copy of the License at
     7   *
     8   *     http://www.apache.org/licenses/LICENSE-2.0
     9   *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   */
    16  
    17  package color
    18  
    19  import (
    20  	"fmt"
    21  
    22  	"github.com/fatih/color"
    23  )
    24  
    25  // global colors.
    26  var (
    27  	// Check if we stderr, stdout are dumb terminals, we do not apply
    28  	// ansi coloring on dumb terminals.
    29  	IsTerminal = func() bool {
    30  		return !color.NoColor
    31  	}
    32  
    33  	Bold = func() func(a ...interface{}) string {
    34  		if IsTerminal() {
    35  			return color.New(color.Bold).SprintFunc()
    36  		}
    37  		return fmt.Sprint
    38  	}()
    39  
    40  	RedBold = func() func(format string, a ...interface{}) string {
    41  		if IsTerminal() {
    42  			return color.New(color.FgRed, color.Bold).SprintfFunc()
    43  		}
    44  		return fmt.Sprintf
    45  	}()
    46  
    47  	Red = func() func(format string, a ...interface{}) string {
    48  		if IsTerminal() {
    49  			return color.New(color.FgRed).SprintfFunc()
    50  		}
    51  		return fmt.Sprintf
    52  	}()
    53  
    54  	Blue = func() func(format string, a ...interface{}) string {
    55  		if IsTerminal() {
    56  			return color.New(color.FgBlue).SprintfFunc()
    57  		}
    58  		return fmt.Sprintf
    59  	}()
    60  
    61  	Yellow = func() func(format string, a ...interface{}) string {
    62  		if IsTerminal() {
    63  			return color.New(color.FgYellow).SprintfFunc()
    64  		}
    65  		return fmt.Sprintf
    66  	}()
    67  
    68  	Green = func() func(a ...interface{}) string {
    69  		if IsTerminal() {
    70  			return color.New(color.FgGreen).SprintFunc()
    71  		}
    72  		return fmt.Sprint
    73  	}()
    74  
    75  	GreenBold = func() func(a ...interface{}) string {
    76  		if IsTerminal() {
    77  			return color.New(color.FgGreen, color.Bold).SprintFunc()
    78  		}
    79  		return fmt.Sprint
    80  	}()
    81  
    82  	CyanBold = func() func(a ...interface{}) string {
    83  		if IsTerminal() {
    84  			return color.New(color.FgCyan, color.Bold).SprintFunc()
    85  		}
    86  		return fmt.Sprint
    87  	}()
    88  
    89  	YellowBold = func() func(format string, a ...interface{}) string {
    90  		if IsTerminal() {
    91  			return color.New(color.FgYellow, color.Bold).SprintfFunc()
    92  		}
    93  		return fmt.Sprintf
    94  	}()
    95  
    96  	BlueBold = func() func(format string, a ...interface{}) string {
    97  		if IsTerminal() {
    98  			return color.New(color.FgBlue, color.Bold).SprintfFunc()
    99  		}
   100  		return fmt.Sprintf
   101  	}()
   102  
   103  	BgYellow = func() func(format string, a ...interface{}) string {
   104  		if IsTerminal() {
   105  			return color.New(color.BgYellow).SprintfFunc()
   106  		}
   107  		return fmt.Sprintf
   108  	}()
   109  
   110  	Black = func() func(format string, a ...interface{}) string {
   111  		if IsTerminal() {
   112  			return color.New(color.FgBlack).SprintfFunc()
   113  		}
   114  		return fmt.Sprintf
   115  	}()
   116  
   117  	FgRed = func() func(a ...interface{}) string {
   118  		if IsTerminal() {
   119  			return color.New(color.FgRed).SprintFunc()
   120  		}
   121  		return fmt.Sprint
   122  	}()
   123  
   124  	BgRed = func() func(format string, a ...interface{}) string {
   125  		if IsTerminal() {
   126  			return color.New(color.BgRed).SprintfFunc()
   127  		}
   128  		return fmt.Sprintf
   129  	}()
   130  
   131  	FgWhite = func() func(format string, a ...interface{}) string {
   132  		if IsTerminal() {
   133  			return color.New(color.FgWhite).SprintfFunc()
   134  		}
   135  		return fmt.Sprintf
   136  	}()
   137  )