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|
use config::{Config, File};
use glob::glob;
use std::collections::HashMap;
use std::path::Path;
fn main() {
// Option 1
// --------
// Gather all conf files from conf/ manually
let mut settings = Config::default();
settings
// File::with_name(..) is shorthand for File::from(Path::new(..))
.merge(File::with_name("examples/glob/conf/00-default.toml"))
.unwrap()
.merge(File::from(Path::new("examples/glob/conf/05-some.yml")))
.unwrap()
.merge(File::from(Path::new("examples/glob/conf/99-extra.json")))
.unwrap();
// Print out our settings (as a HashMap)
println!(
"\n{:?} \n\n-----------",
settings
.try_deserialize::<HashMap<String, String>>()
.unwrap()
);
// Option 2
// --------
// Gather all conf files from conf/ manually, but put in 1 merge call.
let mut settings = Config::default();
settings
.merge(vec![
File::with_name("examples/glob/conf/00-default.toml"),
File::from(Path::new("examples/glob/conf/05-some.yml")),
File::from(Path::new("examples/glob/conf/99-extra.json")),
])
.unwrap();
// Print out our settings (as a HashMap)
println!(
"\n{:?} \n\n-----------",
settings
.try_deserialize::<HashMap<String, String>>()
.unwrap()
);
// Option 3
// --------
// Gather all conf files from conf/ using glob and put in 1 merge call.
let mut settings = Config::default();
settings
.merge(
glob("examples/glob/conf/*")
.unwrap()
.map(|path| File::from(path.unwrap()))
.collect::<Vec<_>>(),
)
.unwrap();
// Print out our settings (as a HashMap)
println!(
"\n{:?} \n\n-----------",
settings
.try_deserialize::<HashMap<String, String>>()
.unwrap()
);
}
|
