viper.ReadInConfig not returning ConfigFileNotFoundError if file is missing

[jeffdupont]

Preflight Checklist

• I have searched the issue tracker for an issue that matches the one I want to file, without success.
• I am not looking for support or already pursued the available support channels without success.
• I have checked the troubleshooting guide for my problem, without success.

Viper Version

1.14.0

Go Version

1.22

Config Source

Files

Format

Dotenv

Repl.it link

No response

Code reproducing the issue

// load the environment configuration
	viper.SetConfigFile(".env")
	if err := viper.ReadInConfig(); err != nil {
		if _, ok := err.(viper.ConfigFileNotFoundError); ok {
			// Config file not found; ignore error if desired
		} else {
			// Config file was found but another error was produced
			log.WithError(err).Error("failed to read .env config file")
		}
	}

Expected Behavior

Expecting to skip over the error if the .env file is not present and instead fallback to the ENVVARS provided to the docker container

Actual Behavior

fails with error message

Steps To Reproduce

No response

Additional Information

No response

[github-actions]

👋 Thanks for reporting!

A maintainer will take a look at your issue shortly. 👀

In the meantime: We are working on Viper v2 and we would love to hear your thoughts about what you like or don't like about Viper, so we can improve or fix those issues.

⏰ If you have a couple minutes, please take some time and share your thoughts: https://forms.gle/R6faU74qPRPAzchZ9

📣 If you've already given us your feedback, you can still help by spreading the news,
either by sharing the above link or telling people about this on Twitter:

https://twitter.com/sagikazarmark/status/1306904078967074816

Thank you! ❤️