koki-develop/gat

package cmd

import "os"

func envOrDefault(key, def string) string {
    if v := os.Getenv(key); v != "" {
        return v
    }
    return def
}

var (
    // --lang
    flagLang string

    // --format
    flagFormat        string
    flagFormatDefault = envOrDefault("GAT_FORMAT", "terminal256")

    // --theme
    flagTheme        string
    flagThemeDefault = envOrDefault("GAT_THEME", "monokai")

    // -M, --render-markdown
    flagRenderMarkdown bool

    // --force-color
    flagForceColor bool

    // --force-binary
    flagForceBinary bool

    // --no-resize
    flagNoResize bool

    // --pretty
    flagPretty bool

    // --list-langs
    flagListLangs bool

    // --list-formats
    flagListFormats bool

    // --list-themes
    flagListThemes bool
)

func init() {
    rootCmd.Flags().StringVarP(&flagLang, "lang", "l", "", "language for syntax highlighting")
    rootCmd.Flags().StringVarP(&flagFormat, "format", "f", flagFormatDefault, "output format")
    rootCmd.Flags().StringVarP(&flagTheme, "theme", "t", flagThemeDefault, "highlight theme")
    rootCmd.Flags().BoolVarP(&flagRenderMarkdown, "render-markdown", "M", false, "render markdown")
    rootCmd.Flags().BoolVarP(&flagForceColor, "force-color", "c", false, "force colored output")
    rootCmd.Flags().BoolVarP(&flagForceBinary, "force-binary", "b", false, "force binary output")
    rootCmd.Flags().BoolVar(&flagNoResize, "no-resize", false, "do not resize images")

    rootCmd.Flags().BoolVarP(&flagPretty, "pretty", "p", false, "whether to format a content pretty")

    rootCmd.Flags().BoolVar(&flagListLangs, "list-langs", false, "print a list of supported languages for syntax highlighting")
    rootCmd.Flags().BoolVar(&flagListFormats, "list-formats", false, "print a list of supported output formats")
    rootCmd.Flags().BoolVar(&flagListThemes, "list-themes", false, "print a list of supported themes with preview")
    rootCmd.MarkFlagsMutuallyExclusive("list-langs", "list-formats", "list-themes")
}