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Use a pager for the help interactive command as well

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This commit is contained in:
Kovid Goyal
2022-11-16 20:44:13 +05:30
parent 5e880b92f5
commit a4e43b3925
2 changed files with 21 additions and 15 deletions
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16
tools/cli/help.go
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@@ -92,6 +92,14 @@ func (self *Command) ShowHelp() {
self.ShowHelpWithCommandString(strings.TrimSpace(self.CommandStringForUsage()))
}
func ShowHelpInPager(text string) {
pager := exec.Command(kitty.DefaultPager[0], kitty.DefaultPager[1:]...)
pager.Stdin = strings.NewReader(text)
pager.Stdout = os.Stdout
pager.Stderr = os.Stderr
pager.Run()
}
func (self *Command) ShowHelpWithCommandString(cs string) {
formatter := markup.New(tty.IsTerminal(os.Stdout.Fd()))
screen_width := 80
@@ -144,12 +152,8 @@ func (self *Command) ShowHelpWithCommandString(cs string) {
output_text := output.String()
// fmt.Printf("%#v\n", output_text)
if formatter.EscapeCodesAllowed() {
pager := exec.Command(kitty.DefaultPager[0], kitty.DefaultPager[1:]...)
pager.Stdin = strings.NewReader(output_text)
pager.Stdout = os.Stdout
pager.Stderr = os.Stderr
pager.Run()
ShowHelpInPager(output_text)
} else {
os.Stdout.Write([]byte(output_text))
os.Stdout.WriteString(output_text)
}
}