46 lines
731 B
Go
46 lines
731 B
Go
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package cli
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import (
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"fmt"
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"os"
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"github.com/urfave/cli/v2"
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)
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type PrintHelpErr struct {
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Err error
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Ctx *cli.Context
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}
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func (e *PrintHelpErr) Error() string {
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return e.Err.Error()
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}
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func (e *PrintHelpErr) Unwrap() error {
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return e.Err
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}
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func (e *PrintHelpErr) Is(o error) bool {
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_, ok := o.(*PrintHelpErr)
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return ok
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}
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func ShowHelp(cctx *cli.Context, err error) error {
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return &PrintHelpErr{Err: err, Ctx: cctx}
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}
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func RunApp(app *cli.App) {
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if err := app.Run(os.Args); err != nil {
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if os.Getenv("LOTUS_DEV") != "" {
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log.Warnf("%+v", err)
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} else {
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fmt.Printf("ERROR: %s\n\n", err)
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}
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phe, ok := err.(*PrintHelpErr)
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if ok {
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cli.ShowCommandHelp(phe.Ctx, phe.Ctx.Command.Name)
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}
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os.Exit(1)
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}
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}
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