func approval()

in cmd/check-approvals/main.go [38:83]
42 lines of code
10 McCabe index (conditional complexity)

func approval() int {
	cwd, _ := os.Getwd()
	receivedFiles := findFiles(cwd, approvaltest.ReceivedSuffix)

	for _, rf := range receivedFiles {
		af := strings.TrimSuffix(rf, approvaltest.ReceivedSuffix) + approvaltest.ApprovedSuffix

		var approved, received interface{}
		if err := decodeJSONFile(rf, &received); err != nil {
			fmt.Println("Could not create diff ", err)
			return 3
		}
		if err := decodeJSONFile(af, &approved); err != nil && !os.IsNotExist(err) {
			fmt.Println("Could not create diff ", err)
			return 3
		}

		diff := cmp.Diff(approved, received)
		added := color.New(color.FgBlack, color.BgGreen).SprintFunc()
		deleted := color.New(color.FgBlack, color.BgRed).SprintFunc()
		scanner := bufio.NewScanner(strings.NewReader(diff))
		for scanner.Scan() {
			line := scanner.Text()
			if len(line) > 0 {
				switch line[0] {
				case '-':
					line = deleted(line)
				case '+':
					line = added(line)
				}
			}
			fmt.Println(line)
		}

		fmt.Println(rf)
		fmt.Println("\nApprove Changes? (y/n)")
		reader := bufio.NewReader(os.Stdin)
		input, _, _ := reader.ReadRune()
		switch input {
		case 'y':
			approvedPath := strings.Replace(rf, approvaltest.ReceivedSuffix, approvaltest.ApprovedSuffix, 1)
			os.Rename(rf, approvedPath)
		}
	}
	return 0
}