diff options
author | Bas van Kervel <bas@ethdev.com> | 2016-06-09 17:44:42 +0800 |
---|---|---|
committer | Bas van Kervel <bas@ethdev.com> | 2016-06-09 21:37:13 +0800 |
commit | 861add3d72bcfc6c6a8976eb82dc3e7b5288883e (patch) | |
tree | 88b062eafe5acc8ed8028d04638ed8bf2e7acfaf /Godeps/_workspace/src/github.com/codegangsta/cli/command.go | |
parent | c75d3b0ede005afc30aaa61f27bb5bbe2cf6a3f1 (diff) | |
download | go-tangerine-861add3d72bcfc6c6a8976eb82dc3e7b5288883e.tar go-tangerine-861add3d72bcfc6c6a8976eb82dc3e7b5288883e.tar.gz go-tangerine-861add3d72bcfc6c6a8976eb82dc3e7b5288883e.tar.bz2 go-tangerine-861add3d72bcfc6c6a8976eb82dc3e7b5288883e.tar.lz go-tangerine-861add3d72bcfc6c6a8976eb82dc3e7b5288883e.tar.xz go-tangerine-861add3d72bcfc6c6a8976eb82dc3e7b5288883e.tar.zst go-tangerine-861add3d72bcfc6c6a8976eb82dc3e7b5288883e.zip |
cmd/geth: codegansta/cli package renamed to urfave/cli
Diffstat (limited to 'Godeps/_workspace/src/github.com/codegangsta/cli/command.go')
-rw-r--r-- | Godeps/_workspace/src/github.com/codegangsta/cli/command.go | 250 |
1 files changed, 0 insertions, 250 deletions
diff --git a/Godeps/_workspace/src/github.com/codegangsta/cli/command.go b/Godeps/_workspace/src/github.com/codegangsta/cli/command.go deleted file mode 100644 index bbf42ae40..000000000 --- a/Godeps/_workspace/src/github.com/codegangsta/cli/command.go +++ /dev/null @@ -1,250 +0,0 @@ -package cli - -import ( - "fmt" - "io/ioutil" - "strings" -) - -// Command is a subcommand for a cli.App. -type Command struct { - // The name of the command - Name string - // short name of the command. Typically one character (deprecated, use `Aliases`) - ShortName string - // A list of aliases for the command - Aliases []string - // A short description of the usage of this command - Usage string - // Custom text to show on USAGE section of help - UsageText string - // A longer explanation of how the command works - Description string - // A short description of the arguments of this command - ArgsUsage string - // The function to call when checking for bash command completions - BashComplete func(context *Context) - // An action to execute before any sub-subcommands are run, but after the context is ready - // If a non-nil error is returned, no sub-subcommands are run - Before func(context *Context) error - // An action to execute after any subcommands are run, but after the subcommand has finished - // It is run even if Action() panics - After func(context *Context) error - // The function to call when this command is invoked - Action func(context *Context) - // Execute this function, if an usage error occurs. This is useful for displaying customized usage error messages. - // This function is able to replace the original error messages. - // If this function is not set, the "Incorrect usage" is displayed and the execution is interrupted. - OnUsageError func(context *Context, err error) error - // List of child commands - Subcommands []Command - // List of flags to parse - Flags []Flag - // Treat all flags as normal arguments if true - SkipFlagParsing bool - // Boolean to hide built-in help command - HideHelp bool - - // Full name of command for help, defaults to full command name, including parent commands. - HelpName string - commandNamePath []string -} - -// Returns the full name of the command. -// For subcommands this ensures that parent commands are part of the command path -func (c Command) FullName() string { - if c.commandNamePath == nil { - return c.Name - } - return strings.Join(c.commandNamePath, " ") -} - -// Invokes the command given the context, parses ctx.Args() to generate command-specific flags -func (c Command) Run(ctx *Context) (err error) { - if len(c.Subcommands) > 0 { - return c.startApp(ctx) - } - - if !c.HideHelp && (HelpFlag != BoolFlag{}) { - // append help to flags - c.Flags = append( - c.Flags, - HelpFlag, - ) - } - - if ctx.App.EnableBashCompletion { - c.Flags = append(c.Flags, BashCompletionFlag) - } - - set := flagSet(c.Name, c.Flags) - set.SetOutput(ioutil.Discard) - - if !c.SkipFlagParsing { - firstFlagIndex := -1 - terminatorIndex := -1 - for index, arg := range ctx.Args() { - if arg == "--" { - terminatorIndex = index - break - } else if arg == "-" { - // Do nothing. A dash alone is not really a flag. - continue - } else if strings.HasPrefix(arg, "-") && firstFlagIndex == -1 { - firstFlagIndex = index - } - } - - if firstFlagIndex > -1 { - args := ctx.Args() - regularArgs := make([]string, len(args[1:firstFlagIndex])) - copy(regularArgs, args[1:firstFlagIndex]) - - var flagArgs []string - if terminatorIndex > -1 { - flagArgs = args[firstFlagIndex:terminatorIndex] - regularArgs = append(regularArgs, args[terminatorIndex:]...) - } else { - flagArgs = args[firstFlagIndex:] - } - - err = set.Parse(append(flagArgs, regularArgs...)) - } else { - err = set.Parse(ctx.Args().Tail()) - } - } else { - if c.SkipFlagParsing { - err = set.Parse(append([]string{"--"}, ctx.Args().Tail()...)) - } - } - - if err != nil { - if c.OnUsageError != nil { - err := c.OnUsageError(ctx, err) - return err - } else { - fmt.Fprintln(ctx.App.Writer, "Incorrect Usage.") - fmt.Fprintln(ctx.App.Writer) - ShowCommandHelp(ctx, c.Name) - return err - } - } - - nerr := normalizeFlags(c.Flags, set) - if nerr != nil { - fmt.Fprintln(ctx.App.Writer, nerr) - fmt.Fprintln(ctx.App.Writer) - ShowCommandHelp(ctx, c.Name) - return nerr - } - context := NewContext(ctx.App, set, ctx) - - if checkCommandCompletions(context, c.Name) { - return nil - } - - if checkCommandHelp(context, c.Name) { - return nil - } - - if c.After != nil { - defer func() { - afterErr := c.After(context) - if afterErr != nil { - if err != nil { - err = NewMultiError(err, afterErr) - } else { - err = afterErr - } - } - }() - } - - if c.Before != nil { - err := c.Before(context) - if err != nil { - fmt.Fprintln(ctx.App.Writer, err) - fmt.Fprintln(ctx.App.Writer) - ShowCommandHelp(ctx, c.Name) - return err - } - } - - context.Command = c - c.Action(context) - return nil -} - -func (c Command) Names() []string { - names := []string{c.Name} - - if c.ShortName != "" { - names = append(names, c.ShortName) - } - - return append(names, c.Aliases...) -} - -// Returns true if Command.Name or Command.ShortName matches given name -func (c Command) HasName(name string) bool { - for _, n := range c.Names() { - if n == name { - return true - } - } - return false -} - -func (c Command) startApp(ctx *Context) error { - app := NewApp() - - // set the name and usage - app.Name = fmt.Sprintf("%s %s", ctx.App.Name, c.Name) - if c.HelpName == "" { - app.HelpName = c.HelpName - } else { - app.HelpName = app.Name - } - - if c.Description != "" { - app.Usage = c.Description - } else { - app.Usage = c.Usage - } - - // set CommandNotFound - app.CommandNotFound = ctx.App.CommandNotFound - - // set the flags and commands - app.Commands = c.Subcommands - app.Flags = c.Flags - app.HideHelp = c.HideHelp - - app.Version = ctx.App.Version - app.HideVersion = ctx.App.HideVersion - app.Compiled = ctx.App.Compiled - app.Author = ctx.App.Author - app.Email = ctx.App.Email - app.Writer = ctx.App.Writer - - // bash completion - app.EnableBashCompletion = ctx.App.EnableBashCompletion - if c.BashComplete != nil { - app.BashComplete = c.BashComplete - } - - // set the actions - app.Before = c.Before - app.After = c.After - if c.Action != nil { - app.Action = c.Action - } else { - app.Action = helpSubcommand.Action - } - - for index, cc := range app.Commands { - app.Commands[index].commandNamePath = []string{c.Name, cc.Name} - } - - return app.RunAsSubcommand(ctx) -} |