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go: updating modules

It seems this may be the last update to urfave/cli for go1.17, as their
v2.25 uses generics of go1.18 and didn't partition it with build tags
😵😵😵

Signed-off-by: Vincent Batts <vbatts@hashbangbash.com>
This commit is contained in:
Vincent Batts 2023-03-22 10:42:20 -04:00
parent c6a7295705
commit 45591ed121
Signed by: vbatts
GPG key ID: E30EFAA812C6E5ED
40 changed files with 2475 additions and 731 deletions

View file

@ -15,6 +15,15 @@ const (
helpAlias = "h"
)
// this instance is to avoid recursion in the ShowCommandHelp which can
// add a help command again
var helpCommandDontUse = &Command{
Name: helpName,
Aliases: []string{helpAlias},
Usage: "Shows a list of commands or help for one command",
ArgsUsage: "[command]",
}
var helpCommand = &Command{
Name: helpName,
Aliases: []string{helpAlias},
@ -22,26 +31,52 @@ var helpCommand = &Command{
ArgsUsage: "[command]",
Action: func(cCtx *Context) error {
args := cCtx.Args()
if args.Present() {
return ShowCommandHelp(cCtx, args.First())
argsPresent := args.First() != ""
firstArg := args.First()
// This action can be triggered by a "default" action of a command
// or via cmd.Run when cmd == helpCmd. So we have following possibilities
//
// 1 $ app
// 2 $ app help
// 3 $ app foo
// 4 $ app help foo
// 5 $ app foo help
// Case 4. when executing a help command set the context to parent
// to allow resolution of subsequent args. This will transform
// $ app help foo
// to
// $ app foo
// which will then be handled as case 3
if cCtx.Command.Name == helpName || cCtx.Command.Name == helpAlias {
cCtx = cCtx.parentContext
}
_ = ShowAppHelp(cCtx)
return nil
},
}
var helpSubcommand = &Command{
Name: helpName,
Aliases: []string{helpAlias},
Usage: "Shows a list of commands or help for one command",
ArgsUsage: "[command]",
Action: func(cCtx *Context) error {
args := cCtx.Args()
if args.Present() {
return ShowCommandHelp(cCtx, args.First())
// Case 4. $ app hello foo
// foo is the command for which help needs to be shown
if argsPresent {
return ShowCommandHelp(cCtx, firstArg)
}
// Case 1 & 2
// Special case when running help on main app itself as opposed to individual
// commands/subcommands
if cCtx.parentContext.App == nil {
_ = ShowAppHelp(cCtx)
return nil
}
// Case 3, 5
if (len(cCtx.Command.Subcommands) == 1 && !cCtx.Command.HideHelp) ||
(len(cCtx.Command.Subcommands) == 0 && cCtx.Command.HideHelp) {
templ := cCtx.Command.CustomHelpTemplate
if templ == "" {
templ = CommandHelpTemplate
}
HelpPrinter(cCtx.App.Writer, templ, cCtx.Command)
return nil
}
return ShowSubcommandHelp(cCtx)
},
}
@ -153,7 +188,7 @@ func printFlagSuggestions(lastArg string, flags []Flag, writer io.Writer) {
// this will get total count utf8 letters in flag name
count := utf8.RuneCountInString(name)
if count > 2 {
count = 2 // resuse this count to generate single - or -- in flag completion
count = 2 // reuse this count to generate single - or -- in flag completion
}
// if flag name has more than one utf8 letter and last argument in cli has -- prefix then
// skip flag completion for short flags example -v or -x
@ -192,7 +227,7 @@ func DefaultCompleteWithFlags(cmd *Command) func(cCtx *Context) {
return
}
printCommandSuggestions(cCtx.App.Commands, cCtx.App.Writer)
printCommandSuggestions(cCtx.Command.Subcommands, cCtx.App.Writer)
}
}
@ -204,17 +239,26 @@ func ShowCommandHelpAndExit(c *Context, command string, code int) {
// ShowCommandHelp prints help for the given command
func ShowCommandHelp(ctx *Context, command string) error {
// show the subcommand help for a command with subcommands
if command == "" {
HelpPrinter(ctx.App.Writer, SubcommandHelpTemplate, ctx.App)
return nil
}
for _, c := range ctx.App.Commands {
commands := ctx.App.Commands
if ctx.Command.Subcommands != nil {
commands = ctx.Command.Subcommands
}
for _, c := range commands {
if c.HasName(command) {
if !ctx.App.HideHelpCommand && !c.HasName(helpName) && len(c.Subcommands) != 0 && c.Command(helpName) == nil {
c.Subcommands = append(c.Subcommands, helpCommandDontUse)
}
if !ctx.App.HideHelp && HelpFlag != nil {
c.appendFlag(HelpFlag)
}
templ := c.CustomHelpTemplate
if templ == "" {
templ = CommandHelpTemplate
if len(c.Subcommands) == 0 {
templ = CommandHelpTemplate
} else {
templ = SubcommandHelpTemplate
}
}
HelpPrinter(ctx.App.Writer, templ, c)
@ -226,7 +270,7 @@ func ShowCommandHelp(ctx *Context, command string) error {
if ctx.App.CommandNotFound == nil {
errMsg := fmt.Sprintf("No help topic for '%v'", command)
if ctx.App.Suggest {
if suggestion := SuggestCommand(ctx.App.Commands, command); suggestion != "" {
if suggestion := SuggestCommand(ctx.Command.Subcommands, command); suggestion != "" {
errMsg += ". " + suggestion
}
}
@ -249,11 +293,8 @@ func ShowSubcommandHelp(cCtx *Context) error {
return nil
}
if cCtx.Command != nil {
return ShowCommandHelp(cCtx, cCtx.Command.Name)
}
return ShowCommandHelp(cCtx, "")
HelpPrinter(cCtx.App.Writer, SubcommandHelpTemplate, cCtx.Command)
return nil
}
// ShowVersion prints the version number of the App
@ -267,15 +308,15 @@ func printVersion(cCtx *Context) {
// ShowCompletions prints the lists of commands within a given context
func ShowCompletions(cCtx *Context) {
a := cCtx.App
if a != nil && a.BashComplete != nil {
a.BashComplete(cCtx)
c := cCtx.Command
if c != nil && c.BashComplete != nil {
c.BashComplete(cCtx)
}
}
// ShowCommandCompletions prints the custom completions for a given command
func ShowCommandCompletions(ctx *Context, command string) {
c := ctx.App.Command(command)
c := ctx.Command.Command(command)
if c != nil {
if c.BashComplete != nil {
c.BashComplete(ctx)
@ -295,12 +336,14 @@ func printHelpCustom(out io.Writer, templ string, data interface{}, customFuncs
const maxLineLength = 10000
funcMap := template.FuncMap{
"join": strings.Join,
"indent": indent,
"nindent": nindent,
"trim": strings.TrimSpace,
"wrap": func(input string, offset int) string { return wrap(input, offset, maxLineLength) },
"offset": offset,
"join": strings.Join,
"subtract": subtract,
"indent": indent,
"nindent": nindent,
"trim": strings.TrimSpace,
"wrap": func(input string, offset int) string { return wrap(input, offset, maxLineLength) },
"offset": offset,
"offsetCommands": offsetCommands,
}
if customFuncs["wrapAt"] != nil {
@ -320,6 +363,17 @@ func printHelpCustom(out io.Writer, templ string, data interface{}, customFuncs
w := tabwriter.NewWriter(out, 1, 8, 2, ' ', 0)
t := template.Must(template.New("help").Funcs(funcMap).Parse(templ))
t.New("helpNameTemplate").Parse(helpNameTemplate)
t.New("usageTemplate").Parse(usageTemplate)
t.New("descriptionTemplate").Parse(descriptionTemplate)
t.New("visibleCommandTemplate").Parse(visibleCommandTemplate)
t.New("copyrightTemplate").Parse(copyrightTemplate)
t.New("versionTemplate").Parse(versionTemplate)
t.New("visibleFlagCategoryTemplate").Parse(visibleFlagCategoryTemplate)
t.New("visibleFlagTemplate").Parse(visibleFlagTemplate)
t.New("visibleGlobalFlagCategoryTemplate").Parse(strings.Replace(visibleFlagCategoryTemplate, "OPTIONS", "GLOBAL OPTIONS", -1))
t.New("authorsTemplate").Parse(authorsTemplate)
t.New("visibleCommandCategoryTemplate").Parse(visibleCommandCategoryTemplate)
err := t.Execute(w, data)
if err != nil {
@ -352,8 +406,10 @@ func checkHelp(cCtx *Context) bool {
for _, name := range HelpFlag.Names() {
if cCtx.Bool(name) {
found = true
break
}
}
return found
}
@ -397,7 +453,7 @@ func checkCompletions(cCtx *Context) bool {
if args := cCtx.Args(); args.Present() {
name := args.First()
if cmd := cCtx.App.Command(name); cmd != nil {
if cmd := cCtx.Command.Command(name); cmd != nil {
// let the command handle the completion
return false
}
@ -407,13 +463,8 @@ func checkCompletions(cCtx *Context) bool {
return true
}
func checkCommandCompletions(c *Context, name string) bool {
if !c.shellComplete {
return false
}
ShowCommandCompletions(c, name)
return true
func subtract(a, b int) int {
return a - b
}
func indent(spaces int, v string) string {
@ -426,25 +477,28 @@ func nindent(spaces int, v string) string {
}
func wrap(input string, offset int, wrapAt int) string {
var sb strings.Builder
var ss []string
lines := strings.Split(input, "\n")
padding := strings.Repeat(" ", offset)
for i, line := range lines {
if i != 0 {
sb.WriteString(padding)
}
if line == "" {
ss = append(ss, line)
} else {
wrapped := wrapLine(line, offset, wrapAt, padding)
if i == 0 {
ss = append(ss, wrapped)
} else {
ss = append(ss, padding+wrapped)
sb.WriteString(wrapLine(line, offset, wrapAt, padding))
}
if i != len(lines)-1 {
sb.WriteString("\n")
}
}
return sb.String()
return strings.Join(ss, "\n")
}
func wrapLine(input string, offset int, wrapAt int, padding string) string {
@ -476,3 +530,28 @@ func wrapLine(input string, offset int, wrapAt int, padding string) string {
func offset(input string, fixed int) int {
return len(input) + fixed
}
// this function tries to find the max width of the names column
// so say we have the following rows for help
//
// foo1, foo2, foo3 some string here
// bar1, b2 some other string here
//
// We want to offset the 2nd row usage by some amount so that everything
// is aligned
//
// foo1, foo2, foo3 some string here
// bar1, b2 some other string here
//
// to find that offset we find the length of all the rows and use the max
// to calculate the offset
func offsetCommands(cmds []*Command, fixed int) int {
var max int = 0
for _, cmd := range cmds {
s := strings.Join(cmd.Names(), ", ")
if len(s) > max {
max = len(s)
}
}
return max + fixed
}