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authorPéter Szilágyi <peterke@gmail.com>2017-08-04 23:00:22 +0800
committerPéter Szilágyi <peterke@gmail.com>2017-08-04 23:00:22 +0800
commit455fcc830972f453456195c4118233fec030ca4d (patch)
treeb52e9ae9f488de8d134c273254867613dba14eea /cmd
parent0cc9b8791e63473c1c06609010ef51c587c82bcb (diff)
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cmd/puppeth: remove wrapping loop in single reads
Diffstat (limited to 'cmd')
-rw-r--r--cmd/puppeth/wizard.go32
1 files changed, 14 insertions, 18 deletions
diff --git a/cmd/puppeth/wizard.go b/cmd/puppeth/wizard.go
index 51e64688e..288b67508 100644
--- a/cmd/puppeth/wizard.go
+++ b/cmd/puppeth/wizard.go
@@ -106,17 +106,15 @@ func (w *wizard) readString() string {
// readDefaultString reads a single line from stdin, trimming if from spaces. If
// an empty line is entered, the default value is returned.
func (w *wizard) readDefaultString(def string) string {
- for {
- fmt.Printf("> ")
- text, err := w.in.ReadString('\n')
- if err != nil {
- log.Crit("Failed to read user input", "err", err)
- }
- if text = strings.TrimSpace(text); text != "" {
- return text
- }
- return def
+ fmt.Printf("> ")
+ text, err := w.in.ReadString('\n')
+ if err != nil {
+ log.Crit("Failed to read user input", "err", err)
}
+ if text = strings.TrimSpace(text); text != "" {
+ return text
+ }
+ return def
}
// readInt reads a single line from stdin, trimming if from spaces, enforcing it
@@ -207,15 +205,13 @@ func (w *wizard) readDefaultFloat(def float64) float64 {
// readPassword reads a single line from stdin, trimming it from the trailing new
// line and returns it. The input will not be echoed.
func (w *wizard) readPassword() string {
- for {
- fmt.Printf("> ")
- text, err := terminal.ReadPassword(int(syscall.Stdin))
- if err != nil {
- log.Crit("Failed to read password", "err", err)
- }
- fmt.Println()
- return string(text)
+ fmt.Printf("> ")
+ text, err := terminal.ReadPassword(int(syscall.Stdin))
+ if err != nil {
+ log.Crit("Failed to read password", "err", err)
}
+ fmt.Println()
+ return string(text)
}
// readAddress reads a single line from stdin, trimming if from spaces and converts