Document reading a specific config file in README

This commit is contained in:
casept 2017-12-16 13:22:40 +01:00
parent 1a0c4a370c
commit 2cf56962a6

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@ -103,6 +103,17 @@ if err != nil { // Handle errors reading the config file
} }
``` ```
Alternatively (or in addition), the path to a specific config file,
rather than to a directory containing config files, can be provided.
```go
viper.SetConfigFile("$HOME/customconfig.toml") // explicitly add a specific config file
err := viper.ReadInConfig() // read the config file
if err != nil { // Handle errors reading the config file
panic(fmt.Errorf("Fatal error config file: %s \n", err))
}
```
### Watching and re-reading config files ### Watching and re-reading config files
Viper supports the ability to have your application live read a config file while running. Viper supports the ability to have your application live read a config file while running.