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|
package config
import (
"fmt"
"io"
"strconv"
"git.sr.ht/~emersion/go-scfg"
)
type (
Scan struct {
Path string
Public bool
}
Configuration struct {
Scan *Scan
}
)
func Parse(r io.Reader) (*Configuration, error) {
block, err := scfg.Read(r)
if err != nil {
return nil, err
}
config := defaultConfiguration()
err = setScan(block, config.Scan)
if err != nil {
return nil, err
}
return config, nil
}
func defaultConfiguration() *Configuration {
return &Configuration{
Scan: &Scan{
Public: true,
Path: "",
},
}
}
func setScan(block scfg.Block, scan *Scan) error {
scanDir := block.Get("scan")
err := setString(scanDir, &scan.Path)
if err != nil {
return err
}
public := scanDir.Children.Get("public")
return setBool(public, &scan.Public)
}
func setBool(dir *scfg.Directive, field *bool) error {
if dir != nil {
p1 := first(dir.Params)
v, err := strconv.ParseBool(p1)
if err != nil {
return fmt.Errorf("Error parsing bool param of %s: %w", dir.Name, err)
}
*field = v
}
return nil
}
func setString(dir *scfg.Directive, field *string) error {
if dir != nil {
*field = first(dir.Params)
}
return nil
}
func first[T any](v []T) T {
if len(v) == 0 {
var zero T
return zero
}
return v[0]
}
|
