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get rid of global variables, makes testing way easier

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This commit is contained in:
Thomas von Dein
2022-10-19 12:44:19 +02:00
parent 399620de98
commit 1e36c148ff
11 changed files with 184 additions and 283 deletions
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112
cmd/root.go
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@@ -20,14 +20,13 @@ import (
"bytes"
"fmt"
"github.com/spf13/cobra"
"github.com/tlinden/tablizer/cfg"
"github.com/tlinden/tablizer/lib"
"log"
"os"
"os/exec"
)
var ShowManual = false
func man() {
man := exec.Command("less", "-")
@@ -45,62 +44,66 @@ func man() {
}
}
var rootCmd = &cobra.Command{
Use: "tablizer [regex] [file, ...]",
Short: "[Re-]tabularize tabular data",
Long: `Manipulate tabular output of other programs`,
RunE: func(cmd *cobra.Command, args []string) error {
if lib.ShowVersion {
fmt.Printf("This is tablizer version %s\n", lib.VERSION)
return nil
}
if ShowManual {
man()
return nil
}
err := lib.PrepareModeFlags()
if err != nil {
return err
}
lib.PrepareSortFlags()
return lib.ProcessFiles(args)
},
}
func Execute() {
err := rootCmd.Execute()
if err != nil {
os.Exit(1)
}
}
var (
conf cfg.Config
ShowManual bool
Outputmode string
ShowVersion bool
modeflag cfg.Modeflag
sortmode cfg.Sortmode
)
func init() {
rootCmd.PersistentFlags().BoolVarP(&lib.Debug, "debug", "d", false, "Enable debugging")
rootCmd.PersistentFlags().BoolVarP(&lib.NoNumbering, "no-numbering", "n", false, "Disable header numbering")
rootCmd.PersistentFlags().BoolVarP(&lib.NoColor, "no-color", "N", false, "Disable pattern highlighting")
rootCmd.PersistentFlags().BoolVarP(&lib.ShowVersion, "version", "V", false, "Print program version")
rootCmd.PersistentFlags().BoolVarP(&lib.InvertMatch, "invert-match", "v", false, "select non-matching rows")
var rootCmd = &cobra.Command{
Use: "tablizer [regex] [file, ...]",
Short: "[Re-]tabularize tabular data",
Long: `Manipulate tabular output of other programs`,
RunE: func(cmd *cobra.Command, args []string) error {
if ShowVersion {
fmt.Println(cfg.Getversion())
}
if ShowManual {
man()
return nil
}
// prepare flags
err := conf.PrepareModeFlags(modeflag, Outputmode)
if err != nil {
return err
}
conf.PrepareSortFlags(sortmode)
// actual execution starts here
return lib.ProcessFiles(conf, args)
},
}
// options
rootCmd.PersistentFlags().BoolVarP(&conf.Debug, "debug", "d", false, "Enable debugging")
rootCmd.PersistentFlags().BoolVarP(&conf.NoNumbering, "no-numbering", "n", false, "Disable header numbering")
rootCmd.PersistentFlags().BoolVarP(&conf.NoColor, "no-color", "N", false, "Disable pattern highlighting")
rootCmd.PersistentFlags().BoolVarP(&ShowVersion, "version", "V", false, "Print program version")
rootCmd.PersistentFlags().BoolVarP(&conf.InvertMatch, "invert-match", "v", false, "select non-matching rows")
rootCmd.PersistentFlags().BoolVarP(&ShowManual, "man", "m", false, "Display manual page")
rootCmd.PersistentFlags().StringVarP(&lib.Separator, "separator", "s", lib.DefaultSeparator, "Custom field separator")
rootCmd.PersistentFlags().StringVarP(&lib.Columns, "columns", "c", "", "Only show the speficied columns (separated by ,)")
rootCmd.PersistentFlags().StringVarP(&conf.Separator, "separator", "s", cfg.DefaultSeparator, "Custom field separator")
rootCmd.PersistentFlags().StringVarP(&conf.Columns, "columns", "c", "", "Only show the speficied columns (separated by ,)")
// sort options
rootCmd.PersistentFlags().IntVarP(&lib.SortByColumn, "sort-by", "k", 0, "Sort by column (default: 1)")
rootCmd.PersistentFlags().BoolVarP(&lib.SortDescending, "sort-desc", "D", false, "Sort in descending order (default: ascending)")
rootCmd.PersistentFlags().BoolVarP(&lib.SortNumeric, "sort-numeric", "i", false, "sort according to string numerical value")
rootCmd.PersistentFlags().BoolVarP(&lib.SortTime, "sort-time", "t", false, "sort according to time string")
rootCmd.PersistentFlags().BoolVarP(&lib.SortAge, "sort-age", "a", false, "sort according to age (duration) string")
rootCmd.PersistentFlags().IntVarP(&conf.SortByColumn, "sort-by", "k", 0, "Sort by column (default: 1)")
rootCmd.PersistentFlags().BoolVarP(&conf.SortDescending, "sort-desc", "D", false, "Sort in descending order (default: ascending)")
rootCmd.PersistentFlags().BoolVarP(&sortmode.Numeric, "sort-numeric", "i", false, "sort according to string numerical value")
rootCmd.PersistentFlags().BoolVarP(&sortmode.Time, "sort-time", "t", false, "sort according to time string")
rootCmd.PersistentFlags().BoolVarP(&sortmode.Age, "sort-age", "a", false, "sort according to age (duration) string")
// output flags, only 1 allowed, hidden, since just short cuts
rootCmd.PersistentFlags().BoolVarP(&lib.OutflagExtended, "extended", "X", false, "Enable extended output")
rootCmd.PersistentFlags().BoolVarP(&lib.OutflagMarkdown, "markdown", "M", false, "Enable markdown table output")
rootCmd.PersistentFlags().BoolVarP(&lib.OutflagOrgtable, "orgtbl", "O", false, "Enable org-mode table output")
rootCmd.PersistentFlags().BoolVarP(&lib.OutflagShell, "shell", "S", false, "Enable shell mode output")
rootCmd.PersistentFlags().BoolVarP(&lib.OutflagYaml, "yaml", "Y", false, "Enable yaml output")
rootCmd.PersistentFlags().BoolVarP(&modeflag.X, "extended", "X", false, "Enable extended output")
rootCmd.PersistentFlags().BoolVarP(&modeflag.M, "markdown", "M", false, "Enable markdown table output")
rootCmd.PersistentFlags().BoolVarP(&modeflag.O, "orgtbl", "O", false, "Enable org-mode table output")
rootCmd.PersistentFlags().BoolVarP(&modeflag.S, "shell", "S", false, "Enable shell mode output")
rootCmd.PersistentFlags().BoolVarP(&modeflag.Y, "yaml", "Y", false, "Enable yaml output")
rootCmd.MarkFlagsMutuallyExclusive("extended", "markdown", "orgtbl", "shell", "yaml")
rootCmd.Flags().MarkHidden("extended")
rootCmd.Flags().MarkHidden("orgtbl")
@@ -109,5 +112,10 @@ func init() {
rootCmd.Flags().MarkHidden("yaml")
// same thing but more common, takes precedence over above group
rootCmd.PersistentFlags().StringVarP(&lib.OutputMode, "output", "o", "", "Output mode - one of: orgtbl, markdown, extended, shell, ascii(default)")
rootCmd.PersistentFlags().StringVarP(&Outputmode, "output", "o", "ascii", "Output mode - one of: orgtbl, markdown, extended, shell, ascii(default)")
err := rootCmd.Execute()
if err != nil {
os.Exit(1)
}
}