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added -v flag, replace 'help' subcommand wich -m, more tests

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This commit is contained in:
Thomas von Dein
2022-10-05 09:12:46 +02:00
parent 404481c3dc
commit 2c410e1cb3
7 changed files with 100 additions and 33 deletions
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46
cmd/root.go
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@@ -18,33 +18,31 @@ package cmd
import (
"bytes"
"github.com/tlinden/tablizer/lib"
"fmt"
"github.com/spf13/cobra"
"github.com/tlinden/tablizer/lib"
"log"
"os"
"os/exec"
)
var helpCmd = &cobra.Command{
Use: "help",
Short: "Show documentation",
Run: func(cmd *cobra.Command, args []string) {
man := exec.Command("less", "-")
var ShowManual = false
var b bytes.Buffer
b.Write([]byte(manpage))
func man() {
man := exec.Command("less", "-")
man.Stdout = os.Stdout
man.Stdin = &b
man.Stderr = os.Stderr
var b bytes.Buffer
b.Write([]byte(manpage))
err := man.Run()
man.Stdout = os.Stdout
man.Stdin = &b
man.Stderr = os.Stderr
if err != nil {
log.Fatal(err)
}
},
err := man.Run()
if err != nil {
log.Fatal(err)
}
}
var rootCmd = &cobra.Command{
@@ -57,6 +55,11 @@ var rootCmd = &cobra.Command{
return nil
}
if ShowManual {
man()
return nil
}
err := lib.PrepareColumns()
if err != nil {
return err
@@ -81,7 +84,9 @@ func Execute() {
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.ShowVersion, "version", "v", false, "Print program version")
rootCmd.PersistentFlags().BoolVarP(&lib.ShowVersion, "version", "V", false, "Print program version")
rootCmd.PersistentFlags().BoolVarP(&lib.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", "", "Custom field separator")
rootCmd.PersistentFlags().StringVarP(&lib.Columns, "columns", "c", "", "Only show the speficied columns (separated by ,)")
@@ -98,11 +103,4 @@ func init() {
// 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.AddCommand(helpCmd)
rootCmd.SetHelpCommand(&cobra.Command{
Use: "no-help",
Hidden: true,
})
}