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docs: fix code snippet about to handle a missing configuration file #1956

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docs: fix code snippet about to handle a missing configuration file #1956

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3 changes: 2 additions & 1 deletion README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -131,7 +131,8 @@ You can handle the specific case where no config file is found like this:

```go
if err := viper.ReadInConfig(); err != nil {
if _, ok := err.(viper.ConfigFileNotFoundError); ok {
var errNotFound viper.ConfigFileNotFoundError
if errors.As(err, &errNotFound) {
// Config file not found; ignore error if desired
} else {
// Config file was found but another error was produced
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