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cmd/ipfs2: Made error messages more visible

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This commit is contained in:
Matt Bell
2014-11-08 20:13:20 -08:00
committed by Juan Batiz-Benet
parent c542cb52aa
commit 3d94e89dd1
1 changed files with 24 additions and 16 deletions
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40
cmd/ipfs2/main.go
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@ -23,14 +23,17 @@ import (
// log is the command logger
var log = u.Logger("cmd/ipfs")
const heapProfile = "ipfs.mprof"
const (
heapProfile = "ipfs.mprof"
errorFormat = "ERROR: %v\n\n"
)
func main() {
args := os.Args[1:]
req, root := createRequest(args)
handleOptions(req, root)
res := callCommand(req, root)
outputResponse(res)
outputResponse(res, root)
if u.Debug {
err := writeHeapProfileToFile()
@ -57,17 +60,18 @@ func createRequest(args []string) (cmds.Request, *cmds.Command) {
// e.g. incorrect number of args, or nonexistent subcommand)
if err != nil {
// if the -help flag wasn't specified, show the error message
if options != nil {
opt, _ := options.Option("help")
help, _ := opt.(bool)
if !help {
fmt.Println(err)
// or if a path was returned (user specified a valid subcommand), show the error message
// (this means there was an option or argument error)
if options != nil || path != nil && len(path) > 0 {
help := false
if options != nil {
opt, _ := options.Option("help")
help, _ = opt.(bool)
}
} else if path != nil && len(path) > 0 {
// if a path was returned (user specified a valid subcommand), show the error message
// (this means there was an option or argument error)
fmt.Println(err)
if !help {
fmt.Printf(errorFormat, err)
}
}
// when generating help for the root command, we don't want the autogenerated subcommand text
@ -222,13 +226,17 @@ func callCommand(req cmds.Request, root *cmds.Command) cmds.Response {
return res
}
func outputResponse(res cmds.Response) {
func outputResponse(res cmds.Response, root *cmds.Command) {
if res.Error() != nil {
fmt.Println(res.Error().Error())
fmt.Printf(errorFormat, res.Error().Error())
if res.Request().Command().Help != "" && res.Error().Code == cmds.ErrClient {
// TODO: convert from markdown to ANSI terminal format?
fmt.Println(res.Request().Command().Help)
if res.Error().Code == cmds.ErrClient {
helpText, err := cmdsCli.HelpText("ipfs", root, res.Request().Path())
if err != nil {
fmt.Println(err.Error())
} else {
fmt.Println(helpText)
}
}
os.Exit(1)