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NewEx: fix panic if cfg.Painter is not given (#129)

This commit is contained in:
Saeed Rasooli 2017-10-02 14:46:29 +08:00 committed by chzyer
parent c6c3e8d906
commit aa9ed7db49
1 changed files with 3 additions and 0 deletions
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3
readline.go
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@ -161,6 +161,9 @@ func NewEx(cfg *Config) (*Instance, error) {
return nil, err
}
rl := t.Readline()
if cfg.Painter == nil {
cfg.Painter = &defaultPainter{}
}
return &Instance{
Config: cfg,
Terminal: t,