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package config
import (
"io"
"github.com/src-d/gcfg"
)
// A Decoder reads and decodes config files from an input stream.
type Decoder struct {
io.Reader
}
// NewDecoder returns a new decoder that reads from r.
func NewDecoder(r io.Reader) *Decoder {
return &Decoder{r}
}
// Decode reads the whole config from its input and stores it in the
// value pointed to by config.
func (d *Decoder) Decode(config *Config) error {
cb := func(s string, ss string, k string, v string, bv bool) error {
if ss == "" && k == "" {
config.Section(s)
return nil
}
if ss != "" && k == "" {
config.Section(s).Subsection(ss)
return nil
}
config.AddOption(s, ss, k, v)
return nil
}
return gcfg.ReadWithCallback(d, cb)
}
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