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remove bug that would cause input reading to stop if an error was encountered

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Gavin
2019-10-15 03:04:41 -04:00
parent a71dc98158
commit a22fdcd72d
1 changed files with 12 additions and 8 deletions
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20
gosh.go
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@@ -110,16 +110,20 @@ func (gosh *Goshell) Open(r *bufio.Reader) {
for { for {
// start a goroutine to get input from the user // start a goroutine to get input from the user
go func(ctx context.Context, input chan<- string) { go func(ctx context.Context, input chan<- string) {
// TODO: future enhancement is to capture input key by key for {
// to give command granular notification of key events. // TODO: future enhancement is to capture input key by key
// This could be used to implement command autocompletion. // to give command granular notification of key events.
fmt.Fprintf(ctx.Value("gosh.stdout").(io.Writer), "%s ", api.GetPrompt(loopCtx)) // This could be used to implement command autocompletion.
line, err := r.ReadString('\n') fmt.Fprintf(ctx.Value("gosh.stdout").(io.Writer), "%s ", api.GetPrompt(loopCtx))
if err != nil { line, err := r.ReadString('\n')
fmt.Fprintf(ctx.Value("gosh.stderr").(io.Writer), "%v\n", err) if err != nil {
fmt.Fprintf(ctx.Value("gosh.stderr").(io.Writer), "%v\n", err)
continue
}
input <- line
return return
} }
input <- line
}(loopCtx, line) }(loopCtx, line)
// wait for input or cancel // wait for input or cancel