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helix/helix-loader/src/config.rs

27 lines
944 B
Rust

/// Default built-in languages.toml.
pub fn default_lang_config() -> toml::Value {
toml::from_slice(include_bytes!("../../languages.toml"))
.expect("Could not parse built-in languages.toml to valid toml")
}
/// User configured languages.toml file, merged with the default config.
pub fn user_lang_config() -> Result<toml::Value, toml::de::Error> {
let config = crate::local_config_dirs()
.into_iter()
.chain([crate::config_dir()].into_iter())
.map(|path| path.join("languages.toml"))
.filter_map(|file| {
std::fs::read(&file)
.map(|config| toml::from_slice(&config))
.ok()
})
.collect::<Result<Vec<_>, _>>()?
.into_iter()
.chain([default_lang_config()].into_iter())
.fold(toml::Value::Table(toml::value::Table::default()), |a, b| {
crate::merge_toml_values(b, a, true)
});
Ok(config)
}