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package gcfg
import (
"gopkg.in/warnings.v0"
)
// FatalOnly filters the results of a Read*Into invocation and returns only
// fatal errors. That is, errors (warnings) indicating data for unknown
// sections / variables is ignored. Example invocation:
//
// err := gcfg.FatalOnly(gcfg.ReadFileInto(&cfg, configFile))
// if err != nil {
// ...
//
func FatalOnly(err error) error {
return warnings.FatalOnly(err)
}
func isFatal(err error) bool {
_, ok := err.(extraData)
return !ok
}
type extraData struct {
section string
subsection *string
variable *string
}
func (e extraData) Error() string {
s := "can't store data at section \"" + e.section + "\""
if e.subsection != nil {
s += ", subsection \"" + *e.subsection + "\""
}
if e.variable != nil {
s += ", variable \"" + *e.variable + "\""
}
return s
}
var _ error = extraData{}
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