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