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Print blank lines in help and error outputs more consistently.

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This commit is contained in:
Martin Falatic 2015-06-24 22:46:33 -07:00
parent ad480243a8
commit ee2cde7a77
2 changed files with 7 additions and 8 deletions
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10
app.go
View File

@ -108,15 +108,14 @@ func (a *App) Run(arguments []string) (err error) {
fmt.Fprintln(a.Writer, nerr)
context := NewContext(a, set, nil)
ShowAppHelp(context)
fmt.Fprintln(a.Writer)
return nerr
}
context := NewContext(a, set, nil)
if err != nil {
fmt.Fprintf(a.Writer, "Incorrect Usage.\n\n")
ShowAppHelp(context)
fmt.Fprintln(a.Writer, "Incorrect Usage.")
fmt.Fprintln(a.Writer)
ShowAppHelp(context)
return err
}
@ -200,17 +199,18 @@ func (a *App) RunAsSubcommand(ctx *Context) (err error) {
if nerr != nil {
fmt.Fprintln(a.Writer, nerr)
fmt.Fprintln(a.Writer)
if len(a.Commands) > 0 {
ShowSubcommandHelp(context)
} else {
ShowCommandHelp(ctx, context.Args().First())
}
fmt.Fprintln(a.Writer)
return nerr
}
if err != nil {
fmt.Fprintf(a.Writer, "Incorrect Usage.\n\n")
fmt.Fprintln(a.Writer, "Incorrect Usage.")
fmt.Fprintln(a.Writer)
ShowSubcommandHelp(context)
return err
}

5
command.go
View File

@ -91,9 +91,9 @@ func (c Command) Run(ctx *Context) error {
}
if err != nil {
fmt.Fprint(ctx.App.Writer, "Incorrect Usage.\n\n")
ShowCommandHelp(ctx, c.Name)
fmt.Fprintln(ctx.App.Writer, "Incorrect Usage.")
fmt.Fprintln(ctx.App.Writer)
ShowCommandHelp(ctx, c.Name)
return err
}
@ -102,7 +102,6 @@ func (c Command) Run(ctx *Context) error {
fmt.Fprintln(ctx.App.Writer, nerr)
fmt.Fprintln(ctx.App.Writer)
ShowCommandHelp(ctx, c.Name)
fmt.Fprintln(ctx.App.Writer)
return nerr
}
context := NewContext(ctx.App, set, ctx)