1 files changed, 86 insertions, 0 deletions
diff --git a/benoit-cli/src/config/section/mod.rs b/benoit-cli/src/config/section/mod.rs
new file mode 100644
index 0000000..59d716a
--- /dev/null
+++ b/benoit-cli/src/config/section/mod.rs
@@ -0,0 +1,86 @@
+/*
+ Copyright 2021, 2023-2024 Gabriel Bjørnager Jen-
+ sen.
+
+ This file is part of benoit-cli.
+
+ benoit-cli is free software: you can redistrib-
+ ute it and/or modify it under the terms of the
+ GNU General Public License as published by the
+ Free Software Foundation, either version 3 of
+ the License, or (at your option) any later ver-
+ sion.
+
+ benoit-cli is distributed in the hope that it
+ will be useful, but WITHOUT ANY WARRANTY; with-
+ out even the implied warranty of MERCHANTABILITY
+ or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU Gene-
+ ral Public License along with benoit-cli. If
+ not, see <https://www.gnu.org/licenses/>.
+*/
+
+use crate::config::Field;
+use crate::error::Error;
+
+use std::borrow::Cow;
+use std::fs::read_to_string;
+use std::path::Path;
+use std::str::FromStr;
+use toml::Table;
+
+/// Denotes a configuration section.
+pub struct Section<'a> {
+ pub(in super) name: Option<String>,
+ pub(in super) table: Cow<'a, Table>,
+}
+
+impl<'a> Section<'a> {
+ /// Creates a new root section.
+ ///
+ /// This is done by parsing the configuration file at `path`.
+ ///
+ /// # Errors
+ ///
+ /// Returns an error if unable to read and parse the configuration file.
+ pub fn create_root<P: AsRef<Path>>(path: P) -> Result<Self, Error> {
+ let path = path.as_ref();
+
+ let config = read_to_string(path)
+ .map_err(|e| Error::ConfigReadFailure { path: path.to_owned(), source: e })?;
+
+ let table = Table::from_str(&config)
+ .map_err(|e| Error::ConfigParseFailure { path: path.to_owned(), source: e })?;
+
+ Ok(Self {
+ name: None,
+ table: Cow::Owned(table)
+ })
+ }
+
+ /// Searches the section's table for children.
+ ///
+ /// The returned child will reference its parent section.
+ ///
+ /// The child isn't guaranteed to exist, and in the event that it does, is typeless.
+ /// See the [`Field`] type for more information.
+ #[must_use]
+ pub fn get_child(&'a self, name: &str) -> Field<'a> {
+ let value = self.table.get(name);
+
+ let name = self.name
+ .as_ref()
+ .map_or_else(
+ || name.to_owned(),
+
+ |parent| format!("{parent}.{name}"),
+ );
+
+ Field {
+ name,
+ value,
+ }
+ }
+}