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Options: add tests

This commit is contained in:
Eyal Posener 2019-11-22 14:58:47 +02:00
parent 0f93c0740c
commit a48bf3f856
1 changed files with 12 additions and 2 deletions
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14
predict/options.go
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@ -23,12 +23,22 @@ func OptValues(values ...string) Option {
// OptPredictor allows to set a custom predictor. // OptPredictor allows to set a custom predictor.
func OptPredictor(p complete.Predictor) Option { func OptPredictor(p complete.Predictor) Option {
return func(o *Config) { o.Predictor = p } return func(o *Config) {
if o.Predictor != nil {
panic("predictor set more than once.")
}
o.Predictor = p
}
} }
// OptCheck enforces the valid values on the predicted flag. // OptCheck enforces the valid values on the predicted flag.
func OptCheck() Option { func OptCheck() Option {
return func(o *Config) { o.check = true } return func(o *Config) {
if o.check {
panic("check set more than once")
}
o.check = true
}
} }
type Config struct { type Config struct {