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helix/helix-core/src/config.rs

46 lines
1.6 KiB
Rust

use crate::syntax::{Configuration, Loader, LoaderError};
/// Language configuration based on built-in languages.toml.
pub fn default_lang_config() -> Configuration {
helix_loader::config::default_lang_config()
.try_into()
.expect("Could not deserialize built-in languages.toml")
}
/// Language configuration loader based on built-in languages.toml.
pub fn default_lang_loader() -> Loader {
Loader::new(default_lang_config()).expect("Could not compile loader for default config")
}
#[derive(Debug)]
pub enum LanguageLoaderError {
DeserializeError(toml::de::Error),
LoaderError(LoaderError),
}
impl std::fmt::Display for LanguageLoaderError {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self {
Self::DeserializeError(err) => write!(f, "Failed to parse language config: {err}"),
Self::LoaderError(err) => write!(f, "Failed to compile language config: {err}"),
}
}
}
impl std::error::Error for LanguageLoaderError {}
/// Language configuration based on user configured languages.toml.
pub fn user_lang_config() -> Result<Configuration, toml::de::Error> {
helix_loader::config::user_lang_config()?.try_into()
}
/// Language configuration loader based on user configured languages.toml.
pub fn user_lang_loader() -> Result<Loader, LanguageLoaderError> {
let config: Configuration = helix_loader::config::user_lang_config()
.map_err(LanguageLoaderError::DeserializeError)?
.try_into()
.map_err(LanguageLoaderError::DeserializeError)?;
Loader::new(config).map_err(LanguageLoaderError::LoaderError)
}