template.go

package cli

// AppHelpTemplate is the text template for the Default help topic.
// cli.go uses text/template to render templates. You can
// render custom help text by setting this variable.
var AppHelpTemplate = `NAME:
   {{.Name}}{{if .Usage}} - {{.Usage}}{{end}}

USAGE:
   {{if .UsageText}}{{.UsageText}}{{else}}{{.HelpName}} {{if .VisibleFlags}}[global options]{{end}}{{if .Commands}} command [command options]{{end}} {{if .ArgsUsage}}{{.ArgsUsage}}{{else}}[arguments...]{{end}}{{end}}{{if .Version}}{{if not .HideVersion}}

VERSION:
   {{.Version}}{{end}}{{end}}{{if .Description}}

DESCRIPTION:
   {{.Description}}{{end}}{{if len .Authors}}

AUTHOR{{with $length := len .Authors}}{{if ne 1 $length}}S{{end}}{{end}}:
   {{range $index, $author := .Authors}}{{if $index}}
   {{end}}{{$author}}{{end}}{{end}}{{if .VisibleCommands}}

COMMANDS:{{range .VisibleCategories}}{{if .Name}}

   {{.Name}}:{{range .VisibleCommands}}
     {{join .Names ", "}}{{"\t"}}{{.Usage}}{{end}}{{else}}{{range .VisibleCommands}}
   {{join .Names ", "}}{{"\t"}}{{.Usage}}{{end}}{{end}}{{end}}{{end}}{{if .VisibleFlags}}

GLOBAL OPTIONS:
   {{range $index, $option := .VisibleFlags}}{{if $index}}
   {{end}}{{$option}}{{end}}{{end}}{{if .Copyright}}

COPYRIGHT:
   {{.Copyright}}{{end}}
`

// CommandHelpTemplate is the text template for the command help topic.
// cli.go uses text/template to render templates. You can
// render custom help text by setting this variable.
var CommandHelpTemplate = `NAME:
   {{.HelpName}} - {{.Usage}}

USAGE:
   {{if .UsageText}}{{.UsageText}}{{else}}{{.HelpName}}{{if .VisibleFlags}} [command options]{{end}} {{if .ArgsUsage}}{{.ArgsUsage}}{{else}}[arguments...]{{end}}{{end}}{{if .Category}}

CATEGORY:
   {{.Category}}{{end}}{{if .Description}}

DESCRIPTION:
   {{.Description}}{{end}}{{if .VisibleFlags}}

OPTIONS:
   {{range .VisibleFlags}}{{.}}
   {{end}}{{end}}
`

// SubcommandHelpTemplate is the text template for the subcommand help topic.
// cli.go uses text/template to render templates. You can
// render custom help text by setting this variable.
var SubcommandHelpTemplate = `NAME:
   {{.HelpName}} - {{if .Description}}{{.Description}}{{else}}{{.Usage}}{{end}}

USAGE:
   {{if .UsageText}}{{.UsageText}}{{else}}{{.HelpName}} command{{if .VisibleFlags}} [command options]{{end}} {{if .ArgsUsage}}{{.ArgsUsage}}{{else}}[arguments...]{{end}}{{end}}

COMMANDS:{{range .VisibleCategories}}{{if .Name}}

   {{.Name}}:{{range .VisibleCommands}}
     {{join .Names ", "}}{{"\t"}}{{.Usage}}{{end}}{{else}}{{range .VisibleCommands}}
   {{join .Names ", "}}{{"\t"}}{{.Usage}}{{end}}{{end}}{{end}}{{if .VisibleFlags}}

OPTIONS:
   {{range .VisibleFlags}}{{.}}
   {{end}}{{end}}
`

var MarkdownDocTemplate = `% {{ .App.Name }}(8) {{ .App.Description }}

% {{ .App.Author }}

# NAME

{{ .App.Name }}{{ if .App.Usage }} - {{ .App.Usage }}{{ end }}

# SYNOPSIS

{{ .App.Name }}
{{ if .SynopsisArgs }}
` + "```" + `
{{ range $v := .SynopsisArgs }}{{ $v }}{{ end }}` + "```" + `
{{ end }}{{ if .App.UsageText }}
# DESCRIPTION

{{ .App.UsageText }}
{{ end }}
**Usage**:

` + "```" + `
{{ .App.Name }} [GLOBAL OPTIONS] command [COMMAND OPTIONS] [ARGUMENTS...]
` + "```" + `
{{ if .GlobalArgs }}
# GLOBAL OPTIONS
{{ range $v := .GlobalArgs }}
{{ $v }}{{ end }}
{{ end }}{{ if .Commands }}
# COMMANDS
{{ range $v := .Commands }}
{{ $v }}{{ end }}{{ end }}`

var FishCompletionTemplate = `# {{ .App.Name }} fish shell completion

function __fish_{{ .App.Name }}_no_subcommand --description 'Test if there has been any subcommand yet'
    for i in (commandline -opc)
        if contains -- $i{{ range $v := .AllCommands }} {{ $v }}{{ end }}
            return 1
        end
    end
    return 0
end

{{ range $v := .Completions }}{{ $v }}
{{ end }}`