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config: add convenient function that constructs ConfigLayer from TOML string

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This will be used mainly in tests. The default layers might also be migrated to
per-file layers constructed by ConfigLayer::parse().
This commit is contained in:
Yuya Nishihara 2024-11-26 23:38:41 +09:00
parent d76bcd9305
commit 512d85bfad
1 changed files with 8 additions and 0 deletions
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8
lib/src/config.rs
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@ -171,6 +171,14 @@ impl ConfigLayer {
}
}
/// Parses TOML document `text` into new layer.
pub fn parse(source: ConfigSource, text: &str) -> Result<Self, ConfigError> {
let data = config::Config::builder()
.add_source(config::File::from_str(text, config::FileFormat::Toml))
.build()?;
Ok(Self::with_data(source, data))
}
fn load_from_file(source: ConfigSource, path: PathBuf) -> Result<Self, ConfigError> {
// TODO: will be replaced with toml_edit::DocumentMut or ImDocument
let data = config::Config::builder()