2024-08-13 14:53:26 +01:00
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package usage
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2024-02-23 09:44:57 +00:00
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import (
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"flag"
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"fmt"
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"slices"
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"strings"
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2024-06-06 06:21:16 +01:00
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"text/tabwriter"
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2024-08-13 14:53:26 +01:00
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2024-08-23 02:35:30 +01:00
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"codeflow.dananglin.me.uk/apollo/enbas/internal/info"
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2024-02-23 09:44:57 +00:00
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)
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2024-08-13 14:53:26 +01:00
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func AppUsageFunc() func() {
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2024-02-23 09:44:57 +00:00
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cmds := make([]string, len(summaries))
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ind := 0
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for k := range summaries {
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cmds[ind] = k
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ind++
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}
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slices.Sort(cmds)
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return func() {
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var builder strings.Builder
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2024-08-23 02:35:30 +01:00
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builder.WriteString("SUMMARY:\n " + info.ApplicationName + " - A GoToSocial client for the terminal.\n\n")
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2024-02-23 09:44:57 +00:00
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2024-08-23 02:35:30 +01:00
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if info.BinaryVersion != "" {
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builder.WriteString("VERSION:\n " + info.BinaryVersion + "\n\n")
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2024-02-23 09:44:57 +00:00
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}
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2024-08-23 02:35:30 +01:00
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builder.WriteString("USAGE:\n " + info.ApplicationName + " [flags]\n " + info.ApplicationName + " [flags] [command]\n\nCOMMANDS:")
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2024-06-06 06:21:16 +01:00
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tableWriter := tabwriter.NewWriter(&builder, 0, 8, 0, '\t', 0)
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2024-02-23 09:44:57 +00:00
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for _, cmd := range cmds {
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2024-06-06 06:21:16 +01:00
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fmt.Fprintf(tableWriter, "\n %s\t%s", cmd, summaries[cmd])
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2024-02-23 09:44:57 +00:00
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}
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2024-06-06 06:21:16 +01:00
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tableWriter.Flush()
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builder.WriteString("\n\nFLAGS:\n --help\n print the help message")
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2024-02-23 09:44:57 +00:00
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flag.VisitAll(func(f *flag.Flag) {
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2024-06-06 06:21:16 +01:00
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fmt.Fprintf(&builder, "\n --%s\n %s", f.Name, f.Usage)
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2024-02-23 09:44:57 +00:00
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})
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2024-08-23 02:35:30 +01:00
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builder.WriteString("\n\nUse \"" + info.ApplicationName + " [command] --help\" for more information about a command.\n")
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2024-02-23 09:44:57 +00:00
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w := flag.CommandLine.Output()
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fmt.Fprint(w, builder.String())
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}
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}
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