2021-02-19 21:33:17 -08:00
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use std::collections::HashMap;
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2021-02-18 21:12:59 -08:00
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2021-02-19 21:33:17 -08:00
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use crate::parser::{parse_from_str, Event, Parser, ParserError};
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2021-02-18 21:12:59 -08:00
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2021-02-20 09:01:38 -08:00
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#[derive(Debug, PartialEq, Eq)]
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pub enum GitConfigError<'a> {
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/// The requested section does not exist.
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SectionDoesNotExist(&'a str),
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/// The requested subsection does not exist.
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SubSectionDoesNotExist(Option<&'a str>),
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/// The key does not exist in the requested section.
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KeyDoesNotExist(&'a str),
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}
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2021-02-20 17:41:34 -08:00
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// TODO: Use linked list for section ordering?
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/// High level `git-config` reader and writer.
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pub struct GitConfig<'a> {
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/// The list of events that occur before an actual section. Since a
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/// `git-config` file prohibits global values, this vec is limited to only
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/// comment, newline, and whitespace events.
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front_matter_events: Vec<Event<'a>>,
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section_lookup_tree: HashMap<&'a str, Vec<LookupTreeNode<'a>>>,
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/// SectionId to section mapping. The value of this HashMap contains actual
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/// events
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sections: HashMap<SectionId, Vec<Event<'a>>>,
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section_header_separators: HashMap<SectionId, Option<&'a str>>,
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section_id_counter: usize,
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}
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/// The section ID is a monotonically increasing ID used to refer to sections,
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/// and implies ordering between sections in the original `git-config` file,
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/// such that a section with id 0 always is before a section with id 1.
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///
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/// We need to use a section id because `git-config` permits sections with
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/// identical names. As a result, we can't simply use the section name as a key
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/// in a map.
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///
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/// This id guaranteed to be unique, but not guaranteed to be compact. In other
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/// words, it's possible that a section may have an ID of 3 but the next section
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/// has an ID of 5.
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#[derive(PartialEq, Eq, Hash, Copy, Clone, PartialOrd, Ord, Debug)]
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struct SectionId(usize);
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#[derive(Debug, PartialEq, Eq)]
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enum LookupTreeNode<'a> {
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Terminal(Vec<SectionId>),
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NonTerminal(HashMap<&'a str, Vec<SectionId>>),
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}
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impl<'a> GitConfig<'a> {
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/// Convenience constructor. Attempts to parse the provided string into a
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/// [`GitConfig`].
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pub fn from_str(str: &'a str) -> Result<Self, ParserError> {
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Ok(Self::from_parser(parse_from_str(str)?))
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}
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pub fn from_parser(parser: Parser<'a>) -> Self {
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let mut new_self = Self {
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front_matter_events: vec![],
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sections: HashMap::new(),
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section_lookup_tree: HashMap::new(),
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section_header_separators: HashMap::new(),
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section_id_counter: 0,
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};
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// Current section that we're building
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let mut current_section_name: Option<&str> = None;
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let mut current_subsection_name: Option<&str> = None;
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let mut maybe_section: Option<Vec<Event<'a>>> = None;
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for event in parser.into_iter() {
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match event {
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Event::SectionHeader(header) => {
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new_self.push_section(
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&mut current_section_name,
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&mut current_subsection_name,
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&mut maybe_section,
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);
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// Initialize new section
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let (name, subname) = (header.name, header.subsection_name);
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maybe_section = Some(vec![]);
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current_section_name = Some(name);
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current_subsection_name = subname;
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// We need to store the new, current id counter, so don't
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// use new_section_id here and use the already incremented
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// section id value.
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new_self
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.section_header_separators
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.insert(SectionId(new_self.section_id_counter), header.separator);
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}
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e @ Event::Key(_)
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| e @ Event::Value(_)
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| e @ Event::ValueNotDone(_)
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| e @ Event::ValueDone(_) => maybe_section
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.as_mut()
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.expect("Got a section-only event before a section")
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.push(e),
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e @ Event::Comment(_) | e @ Event::Newline(_) | e @ Event::Whitespace(_) => {
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match maybe_section {
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Some(ref mut section) => section.push(e),
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None => new_self.front_matter_events.push(e),
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}
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}
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}
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}
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// The last section doesn't get pushed since we only push if there's a
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// new section header, so we need to call push one more time.
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new_self.push_section(
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&mut current_section_name,
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&mut current_subsection_name,
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&mut maybe_section,
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);
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new_self
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}
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fn push_section(
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&mut self,
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current_section_name: &mut Option<&'a str>,
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current_subsection_name: &mut Option<&'a str>,
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maybe_section: &mut Option<Vec<Event<'a>>>,
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) {
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let new_section_id = SectionId(self.section_id_counter);
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if let Some(section) = maybe_section.take() {
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self.sections.insert(new_section_id, section);
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let lookup = self
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.section_lookup_tree
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.entry(current_section_name.unwrap())
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.or_default();
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let mut found_node = false;
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if let Some(subsection_name) = current_subsection_name {
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for node in lookup.iter_mut() {
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if let LookupTreeNode::NonTerminal(subsection) = node {
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found_node = true;
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subsection
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.entry(subsection_name)
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.or_default()
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.push(new_section_id);
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break;
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}
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}
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if !found_node {
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let mut map = HashMap::new();
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map.insert(*subsection_name, vec![new_section_id]);
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lookup.push(LookupTreeNode::NonTerminal(map));
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}
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} else {
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for node in lookup.iter_mut() {
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if let LookupTreeNode::Terminal(vec) = node {
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found_node = true;
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vec.push(new_section_id);
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break;
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}
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}
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if !found_node {
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lookup.push(LookupTreeNode::Terminal(vec![new_section_id]))
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}
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}
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self.section_id_counter += 1;
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}
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}
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/// Returns an uninterpreted value given a section, an optional subsection
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/// and key.
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///
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/// Note that `git-config` follows a "last-one-wins" rule for single values.
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/// If multiple sections contain the same key, then the last section's last
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/// key's value will be returned.
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///
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/// Concretely, if you have the following config:
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///
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/// ```text
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/// [core]
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/// a = b
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/// [core]
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/// a = c
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/// a = d
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/// ```
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///
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/// Then this function will return `d`, since the last valid config value is
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/// `a = d`, so this entry "wins":
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///
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/// ```
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/// # use serde_git_config::config::GitConfig;
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/// # let git_config = GitConfig::from_str("[core]a=b\n[core]\na=c\na=d").unwrap();
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/// assert_eq!(git_config.get_raw_value("core", None, "a"), Ok("d"));
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/// ```
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///
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/// Consider [`Self::get_raw_multi_value`] if you want to get all values for
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/// a given key.
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///
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/// # Errors
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///
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/// This function will return an error if the key is not in the requested
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/// section and subsection, or if the section and subsection do not exist.
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pub fn get_raw_value<'b>(
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&self,
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section_name: &'b str,
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subsection_name: Option<&'b str>,
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key: &'b str,
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) -> Result<&'a str, GitConfigError<'b>> {
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// Note: cannot wrap around the raw_multi_value method because we need
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// to guarantee that the highest section id is used (so that we follow
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// the "last one wins" resolution strategy by `git-config`).
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let section_id = self.get_section_id_by_name_and_subname(section_name, subsection_name)?;
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// section_id is guaranteed to exist in self.sections, else we have a
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// violated invariant.
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let events = self.sections.get(§ion_id).unwrap();
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let mut found_key = false;
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let mut latest_value = None;
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for event in events {
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match event {
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Event::Key(event_key) if *event_key == key => found_key = true,
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Event::Value(v) if found_key => {
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found_key = false;
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latest_value = Some(*v);
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}
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_ => (),
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}
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}
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latest_value.ok_or(GitConfigError::KeyDoesNotExist(key))
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}
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2021-02-20 17:41:34 -08:00
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/// Returns a mutable reference to an uninterpreted value given a section,
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/// an optional subsection and key.
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///
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/// Note that `git-config` follows a "last-one-wins" rule for single values.
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/// If multiple sections contain the same key, then the last section's last
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/// key's value will be returned.
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///
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/// Concretely, if you have the following config:
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///
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/// ```text
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/// [core]
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/// a = b
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/// [core]
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/// a = c
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/// a = d
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/// ```
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///
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/// Then this function will return `d`, since the last valid config value is
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/// `a = d`, so this entry "wins":
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///
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/// ```
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/// # use serde_git_config::config::{GitConfig, GitConfigError};
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/// # let mut git_config = GitConfig::from_str("[core]a=b\n[core]\na=c\na=d").unwrap();
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/// let mut mut_value = git_config.get_raw_value_mut("core", None, "a")?;
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/// assert_eq!(mut_value, &mut "d");
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/// *mut_value = "hello";
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/// assert_eq!(git_config.get_raw_value("core", None, "a"), Ok("hello"));
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/// # Ok::<(), GitConfigError>(())
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/// ```
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///
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/// Consider [`Self::get_raw_multi_value`] if you want to get all values for
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/// a given key.
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///
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/// # Errors
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///
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/// This function will return an error if the key is not in the requested
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/// section and subsection, or if the section and subsection do not exist.
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pub fn get_raw_value_mut<'b>(
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&mut self,
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section_name: &'b str,
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subsection_name: Option<&'b str>,
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key: &'b str,
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) -> Result<&mut &'a str, GitConfigError<'b>> {
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// Note: cannot wrap around the raw_multi_value method because we need
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// to guarantee that the highest section id is used (so that we follow
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// the "last one wins" resolution strategy by `git-config`).
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let section_id = self.get_section_id_by_name_and_subname(section_name, subsection_name)?;
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// section_id is guaranteed to exist in self.sections, else we have a
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// violated invariant.
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let events = self.sections.get_mut(§ion_id).unwrap();
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let mut found_key = false;
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let mut latest_value = None;
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for event in events {
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match event {
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Event::Key(event_key) if *event_key == key => found_key = true,
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Event::Value(v) if found_key => {
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found_key = false;
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latest_value = Some(v);
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}
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_ => (),
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}
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}
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latest_value.ok_or(GitConfigError::KeyDoesNotExist(key))
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}
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fn get_section_id_by_name_and_subname<'b>(
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&'a self,
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section_name: &'b str,
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subsection_name: Option<&'b str>,
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) -> Result<SectionId, GitConfigError<'b>> {
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self.get_section_ids_by_name_and_subname(section_name, subsection_name)
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.map(|vec| {
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// get_section_ids_by_name_and_subname is guaranteed to return
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// a non-empty vec, so max can never return empty.
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*vec.into_iter().max().unwrap()
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})
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}
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/// Returns all uninterpreted values given a section, an optional subsection
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|
|
|
/// and key. If you have the following config:
|
|
|
|
///
|
|
|
|
/// ```text
|
|
|
|
/// [core]
|
|
|
|
/// a = b
|
|
|
|
/// [core]
|
|
|
|
/// a = c
|
|
|
|
/// a = d
|
|
|
|
/// ```
|
|
|
|
///
|
|
|
|
/// Attempting to get all values of `a` yields the following:
|
|
|
|
///
|
|
|
|
/// ```
|
|
|
|
/// # use serde_git_config::config::GitConfig;
|
|
|
|
/// # let git_config = GitConfig::from_str("[core]a=b\n[core]\na=c\na=d").unwrap();
|
|
|
|
/// assert_eq!(git_config.get_raw_multi_value("core", None, "a"), Ok(vec!["b", "c", "d"]));
|
|
|
|
/// ```
|
|
|
|
///
|
|
|
|
/// Consider [`Self::get_raw_value`] if you want to get the resolved single
|
|
|
|
/// value for a given key, if your key does not support multi-valued values.
|
|
|
|
///
|
|
|
|
/// # Errors
|
|
|
|
///
|
|
|
|
/// This function will return an error if the key is not in any requested
|
|
|
|
/// section and subsection, or if no instance of the section and subsections
|
|
|
|
/// exist.
|
2021-02-19 21:33:17 -08:00
|
|
|
pub fn get_raw_multi_value<'b>(
|
|
|
|
&'a self,
|
|
|
|
section_name: &'b str,
|
|
|
|
subsection_name: Option<&'b str>,
|
|
|
|
key: &'b str,
|
|
|
|
) -> Result<Vec<&'a str>, GitConfigError<'b>> {
|
2021-02-20 17:41:34 -08:00
|
|
|
let mut values = vec![];
|
|
|
|
for section_id in self.get_section_ids_by_name_and_subname(section_name, subsection_name)? {
|
|
|
|
let mut found_key = false;
|
|
|
|
// section_id is guaranteed to exist in self.sections, else we
|
|
|
|
// have a violated invariant.
|
|
|
|
for event in self.sections.get(section_id).unwrap() {
|
|
|
|
match event {
|
|
|
|
Event::Key(event_key) if *event_key == key => found_key = true,
|
|
|
|
Event::Value(v) if found_key => {
|
|
|
|
values.push(*v);
|
|
|
|
found_key = false;
|
2021-02-19 21:33:17 -08:00
|
|
|
}
|
2021-02-20 17:41:34 -08:00
|
|
|
_ => (),
|
2021-02-19 21:33:17 -08:00
|
|
|
}
|
2021-02-20 17:41:34 -08:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if values.is_empty() {
|
|
|
|
Err(GitConfigError::KeyDoesNotExist(key))
|
|
|
|
} else {
|
|
|
|
Ok(values)
|
|
|
|
}
|
|
|
|
}
|
2021-02-18 21:12:59 -08:00
|
|
|
|
2021-02-20 17:41:34 -08:00
|
|
|
/// Returns mutable references to all uninterpreted values given a section,
|
|
|
|
/// an optional subsection and key. If you have the following config:
|
|
|
|
///
|
|
|
|
/// ```text
|
|
|
|
/// [core]
|
|
|
|
/// a = b
|
|
|
|
/// [core]
|
|
|
|
/// a = c
|
|
|
|
/// a = d
|
|
|
|
/// ```
|
|
|
|
///
|
|
|
|
/// Attempting to get all values of `a` yields the following:
|
|
|
|
///
|
|
|
|
/// ```
|
|
|
|
/// # use serde_git_config::config::{GitConfig, GitConfigError};
|
|
|
|
/// # let mut git_config = GitConfig::from_str("[core]a=b\n[core]\na=c\na=d").unwrap();
|
|
|
|
/// assert_eq!(git_config.get_raw_multi_value("core", None, "a")?, vec!["b", "c", "d"]);
|
|
|
|
/// for value in git_config.get_raw_multi_value_mut("core", None, "a")? {
|
|
|
|
/// *value = "g";
|
|
|
|
///}
|
|
|
|
/// assert_eq!(git_config.get_raw_multi_value("core", None, "a")?, vec!["g", "g", "g"]);
|
|
|
|
/// # Ok::<(), GitConfigError>(())
|
|
|
|
/// ```
|
|
|
|
///
|
|
|
|
/// Consider [`Self::get_raw_value`] if you want to get the resolved single
|
|
|
|
/// value for a given key, if your key does not support multi-valued values.
|
|
|
|
///
|
|
|
|
/// # Errors
|
|
|
|
///
|
|
|
|
/// This function will return an error if the key is not in any requested
|
|
|
|
/// section and subsection, or if no instance of the section and subsections
|
|
|
|
/// exist.
|
|
|
|
pub fn get_raw_multi_value_mut<'b>(
|
|
|
|
&mut self,
|
|
|
|
section_name: &'b str,
|
|
|
|
subsection_name: Option<&'b str>,
|
|
|
|
key: &'b str,
|
|
|
|
) -> Result<Vec<&mut &'a str>, GitConfigError<'b>> {
|
|
|
|
let section_ids = self
|
|
|
|
.get_section_ids_by_name_and_subname(section_name, subsection_name)?
|
|
|
|
.to_vec();
|
|
|
|
let mut found_key = false;
|
|
|
|
let values: Vec<&mut &'a str> = self
|
|
|
|
.sections
|
|
|
|
.iter_mut()
|
|
|
|
.filter_map(|(k, v)| {
|
|
|
|
if section_ids.contains(k) {
|
|
|
|
let mut values = vec![];
|
|
|
|
for event in v {
|
|
|
|
match event {
|
|
|
|
Event::Key(event_key) if *event_key == key => found_key = true,
|
|
|
|
Event::Value(v) if found_key => {
|
|
|
|
values.push(v);
|
|
|
|
found_key = false;
|
|
|
|
}
|
|
|
|
_ => (),
|
|
|
|
}
|
|
|
|
}
|
|
|
|
Some(values)
|
2021-02-20 10:49:01 -08:00
|
|
|
} else {
|
2021-02-20 17:41:34 -08:00
|
|
|
None
|
2021-02-20 10:49:01 -08:00
|
|
|
}
|
2021-02-19 21:33:17 -08:00
|
|
|
})
|
2021-02-20 10:49:01 -08:00
|
|
|
.flatten()
|
2021-02-20 17:41:34 -08:00
|
|
|
.collect();
|
|
|
|
|
2021-02-19 21:33:17 -08:00
|
|
|
if values.is_empty() {
|
|
|
|
Err(GitConfigError::KeyDoesNotExist(key))
|
|
|
|
} else {
|
|
|
|
Ok(values)
|
|
|
|
}
|
2021-02-18 21:12:59 -08:00
|
|
|
}
|
|
|
|
|
2021-02-19 21:33:17 -08:00
|
|
|
fn get_section_ids_by_name_and_subname<'b>(
|
|
|
|
&'a self,
|
|
|
|
section_name: &'b str,
|
|
|
|
subsection_name: Option<&'b str>,
|
2021-02-20 10:49:01 -08:00
|
|
|
) -> Result<&[SectionId], GitConfigError<'b>> {
|
|
|
|
let section_ids = self
|
|
|
|
.section_lookup_tree
|
|
|
|
.get(section_name)
|
|
|
|
.ok_or(GitConfigError::SectionDoesNotExist(section_name))?;
|
|
|
|
let mut maybe_ids = None;
|
|
|
|
// Don't simplify if and matches here -- the for loop currently needs
|
|
|
|
// `n + 1` checks, while the if and matches will result in the for loop
|
|
|
|
// needing `2n` checks.
|
2021-02-19 21:33:17 -08:00
|
|
|
if let Some(subsect_name) = subsection_name {
|
|
|
|
for node in section_ids {
|
|
|
|
if let LookupTreeNode::NonTerminal(subsection_lookup) = node {
|
|
|
|
maybe_ids = subsection_lookup.get(subsect_name);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
for node in section_ids {
|
|
|
|
if let LookupTreeNode::Terminal(subsection_lookup) = node {
|
2021-02-20 10:49:01 -08:00
|
|
|
maybe_ids = Some(subsection_lookup);
|
2021-02-19 21:33:17 -08:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
2021-02-20 10:49:01 -08:00
|
|
|
maybe_ids
|
|
|
|
.map(Vec::as_slice)
|
|
|
|
.ok_or(GitConfigError::SubSectionDoesNotExist(subsection_name))
|
2021-02-18 21:12:59 -08:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2021-02-20 09:01:38 -08:00
|
|
|
#[cfg(test)]
|
2021-02-20 10:49:01 -08:00
|
|
|
mod from_parser {
|
|
|
|
use super::*;
|
2021-02-20 09:01:38 -08:00
|
|
|
|
2021-02-20 10:49:01 -08:00
|
|
|
#[test]
|
|
|
|
fn parse_empty() {
|
|
|
|
let config = GitConfig::from_str("").unwrap();
|
|
|
|
assert!(config.section_header_separators.is_empty());
|
|
|
|
assert_eq!(config.section_id_counter, 0);
|
|
|
|
assert!(config.section_lookup_tree.is_empty());
|
|
|
|
assert!(config.sections.is_empty());
|
|
|
|
}
|
2021-02-20 09:01:38 -08:00
|
|
|
|
2021-02-20 10:49:01 -08:00
|
|
|
#[test]
|
|
|
|
fn parse_single_section() {
|
|
|
|
let config = GitConfig::from_str("[core]\na=b\nc=d").unwrap();
|
|
|
|
let expected_separators = {
|
|
|
|
let mut map = HashMap::new();
|
|
|
|
map.insert(SectionId(0), None);
|
|
|
|
map
|
|
|
|
};
|
|
|
|
assert_eq!(config.section_header_separators, expected_separators);
|
|
|
|
assert_eq!(config.section_id_counter, 1);
|
|
|
|
let expected_lookup_tree = {
|
|
|
|
let mut tree = HashMap::new();
|
|
|
|
tree.insert("core", vec![LookupTreeNode::Terminal(vec![SectionId(0)])]);
|
|
|
|
tree
|
|
|
|
};
|
|
|
|
assert_eq!(config.section_lookup_tree, expected_lookup_tree);
|
|
|
|
let expected_sections = {
|
|
|
|
let mut sections = HashMap::new();
|
|
|
|
sections.insert(
|
|
|
|
SectionId(0),
|
|
|
|
vec![
|
|
|
|
Event::Newline("\n"),
|
|
|
|
Event::Key("a"),
|
|
|
|
Event::Value("b"),
|
|
|
|
Event::Newline("\n"),
|
|
|
|
Event::Key("c"),
|
|
|
|
Event::Value("d"),
|
|
|
|
],
|
|
|
|
);
|
|
|
|
sections
|
|
|
|
};
|
|
|
|
assert_eq!(config.sections, expected_sections);
|
|
|
|
}
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn parse_single_subsection() {
|
|
|
|
let config = GitConfig::from_str("[core.subsec]\na=b\nc=d").unwrap();
|
|
|
|
let expected_separators = {
|
|
|
|
let mut map = HashMap::new();
|
|
|
|
map.insert(SectionId(0), Some("."));
|
|
|
|
map
|
|
|
|
};
|
|
|
|
assert_eq!(config.section_header_separators, expected_separators);
|
|
|
|
assert_eq!(config.section_id_counter, 1);
|
|
|
|
let expected_lookup_tree = {
|
|
|
|
let mut tree = HashMap::new();
|
|
|
|
let mut inner_tree = HashMap::new();
|
|
|
|
inner_tree.insert("subsec", vec![SectionId(0)]);
|
|
|
|
tree.insert("core", vec![LookupTreeNode::NonTerminal(inner_tree)]);
|
|
|
|
tree
|
|
|
|
};
|
|
|
|
assert_eq!(config.section_lookup_tree, expected_lookup_tree);
|
|
|
|
let expected_sections = {
|
|
|
|
let mut sections = HashMap::new();
|
|
|
|
sections.insert(
|
|
|
|
SectionId(0),
|
|
|
|
vec![
|
|
|
|
Event::Newline("\n"),
|
|
|
|
Event::Key("a"),
|
|
|
|
Event::Value("b"),
|
|
|
|
Event::Newline("\n"),
|
|
|
|
Event::Key("c"),
|
|
|
|
Event::Value("d"),
|
|
|
|
],
|
|
|
|
);
|
|
|
|
sections
|
|
|
|
};
|
|
|
|
assert_eq!(config.sections, expected_sections);
|
|
|
|
}
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn parse_multiple_sections() {
|
|
|
|
let config = GitConfig::from_str("[core]\na=b\nc=d\n[other]e=f").unwrap();
|
|
|
|
let expected_separators = {
|
|
|
|
let mut map = HashMap::new();
|
|
|
|
map.insert(SectionId(0), None);
|
|
|
|
map.insert(SectionId(1), None);
|
|
|
|
map
|
|
|
|
};
|
|
|
|
assert_eq!(config.section_header_separators, expected_separators);
|
|
|
|
assert_eq!(config.section_id_counter, 2);
|
|
|
|
let expected_lookup_tree = {
|
|
|
|
let mut tree = HashMap::new();
|
|
|
|
tree.insert("core", vec![LookupTreeNode::Terminal(vec![SectionId(0)])]);
|
|
|
|
tree.insert("other", vec![LookupTreeNode::Terminal(vec![SectionId(1)])]);
|
|
|
|
tree
|
|
|
|
};
|
|
|
|
assert_eq!(config.section_lookup_tree, expected_lookup_tree);
|
|
|
|
let expected_sections = {
|
|
|
|
let mut sections = HashMap::new();
|
|
|
|
sections.insert(
|
|
|
|
SectionId(0),
|
|
|
|
vec![
|
|
|
|
Event::Newline("\n"),
|
|
|
|
Event::Key("a"),
|
|
|
|
Event::Value("b"),
|
|
|
|
Event::Newline("\n"),
|
|
|
|
Event::Key("c"),
|
|
|
|
Event::Value("d"),
|
|
|
|
Event::Newline("\n"),
|
|
|
|
],
|
|
|
|
);
|
|
|
|
sections.insert(SectionId(1), vec![Event::Key("e"), Event::Value("f")]);
|
|
|
|
sections
|
|
|
|
};
|
|
|
|
assert_eq!(config.sections, expected_sections);
|
|
|
|
}
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn parse_multiple_duplicate_sections() {
|
|
|
|
let config = GitConfig::from_str("[core]\na=b\nc=d\n[core]e=f").unwrap();
|
|
|
|
let expected_separators = {
|
|
|
|
let mut map = HashMap::new();
|
|
|
|
map.insert(SectionId(0), None);
|
|
|
|
map.insert(SectionId(1), None);
|
|
|
|
map
|
|
|
|
};
|
|
|
|
assert_eq!(config.section_header_separators, expected_separators);
|
|
|
|
assert_eq!(config.section_id_counter, 2);
|
|
|
|
let expected_lookup_tree = {
|
|
|
|
let mut tree = HashMap::new();
|
|
|
|
tree.insert(
|
|
|
|
"core",
|
|
|
|
vec![LookupTreeNode::Terminal(vec![SectionId(0), SectionId(1)])],
|
|
|
|
);
|
|
|
|
tree
|
|
|
|
};
|
|
|
|
assert_eq!(config.section_lookup_tree, expected_lookup_tree);
|
|
|
|
let expected_sections = {
|
|
|
|
let mut sections = HashMap::new();
|
|
|
|
sections.insert(
|
|
|
|
SectionId(0),
|
|
|
|
vec![
|
|
|
|
Event::Newline("\n"),
|
|
|
|
Event::Key("a"),
|
|
|
|
Event::Value("b"),
|
|
|
|
Event::Newline("\n"),
|
|
|
|
Event::Key("c"),
|
|
|
|
Event::Value("d"),
|
|
|
|
Event::Newline("\n"),
|
|
|
|
],
|
|
|
|
);
|
|
|
|
sections.insert(SectionId(1), vec![Event::Key("e"), Event::Value("f")]);
|
|
|
|
sections
|
|
|
|
};
|
|
|
|
assert_eq!(config.sections, expected_sections);
|
|
|
|
}
|
|
|
|
}
|
2021-02-20 09:01:38 -08:00
|
|
|
|
2021-02-20 10:49:01 -08:00
|
|
|
#[cfg(test)]
|
|
|
|
mod get_raw_value {
|
|
|
|
use super::*;
|
2021-02-20 09:01:38 -08:00
|
|
|
|
2021-02-20 10:49:01 -08:00
|
|
|
#[test]
|
|
|
|
fn single_section() {
|
|
|
|
let config = GitConfig::from_str("[core]\na=b\nc=d").unwrap();
|
|
|
|
assert_eq!(config.get_raw_value("core", None, "a"), Ok("b"));
|
|
|
|
assert_eq!(config.get_raw_value("core", None, "c"), Ok("d"));
|
|
|
|
}
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn last_one_wins_respected_in_section() {
|
|
|
|
let config = GitConfig::from_str("[core]\na=b\na=d").unwrap();
|
|
|
|
assert_eq!(config.get_raw_value("core", None, "a"), Ok("d"));
|
|
|
|
}
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn last_one_wins_respected_across_section() {
|
|
|
|
let config = GitConfig::from_str("[core]\na=b\n[core]\na=d").unwrap();
|
|
|
|
assert_eq!(config.get_raw_value("core", None, "a"), Ok("d"));
|
|
|
|
}
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn section_not_found() {
|
|
|
|
let config = GitConfig::from_str("[core]\na=b\nc=d").unwrap();
|
|
|
|
assert_eq!(
|
|
|
|
config.get_raw_value("foo", None, "a"),
|
|
|
|
Err(GitConfigError::SectionDoesNotExist("foo"))
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn subsection_not_found() {
|
|
|
|
let config = GitConfig::from_str("[core]\na=b\nc=d").unwrap();
|
|
|
|
assert_eq!(
|
|
|
|
config.get_raw_value("core", Some("a"), "a"),
|
|
|
|
Err(GitConfigError::SubSectionDoesNotExist(Some("a")))
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn key_not_found() {
|
|
|
|
let config = GitConfig::from_str("[core]\na=b\nc=d").unwrap();
|
|
|
|
assert_eq!(
|
|
|
|
config.get_raw_value("core", None, "aaaaaa"),
|
|
|
|
Err(GitConfigError::KeyDoesNotExist("aaaaaa"))
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn subsection_must_be_respected() {
|
|
|
|
let config = GitConfig::from_str("[core]a=b\n[core.a]a=c").unwrap();
|
|
|
|
assert_eq!(config.get_raw_value("core", None, "a"), Ok("b"));
|
|
|
|
assert_eq!(config.get_raw_value("core", Some("a"), "a"), Ok("c"));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
#[cfg(test)]
|
|
|
|
mod get_raw_multi_value {
|
|
|
|
use super::*;
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn single_value_is_identical_to_single_value_query() {
|
|
|
|
let config = GitConfig::from_str("[core]\na=b\nc=d").unwrap();
|
|
|
|
assert_eq!(
|
|
|
|
vec![config.get_raw_value("core", None, "a").unwrap()],
|
|
|
|
config.get_raw_multi_value("core", None, "a").unwrap()
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn multi_value_in_section() {
|
|
|
|
let config = GitConfig::from_str("[core]\na=b\na=c").unwrap();
|
|
|
|
assert_eq!(
|
|
|
|
config.get_raw_multi_value("core", None, "a").unwrap(),
|
|
|
|
vec!["b", "c"]
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn multi_value_across_sections() {
|
|
|
|
let config = GitConfig::from_str("[core]\na=b\na=c\n[core]a=d").unwrap();
|
|
|
|
assert_eq!(
|
|
|
|
config.get_raw_multi_value("core", None, "a").unwrap(),
|
|
|
|
vec!["b", "c", "d"]
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn section_not_found() {
|
|
|
|
let config = GitConfig::from_str("[core]\na=b\nc=d").unwrap();
|
|
|
|
assert_eq!(
|
|
|
|
config.get_raw_multi_value("foo", None, "a"),
|
|
|
|
Err(GitConfigError::SectionDoesNotExist("foo"))
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn subsection_not_found() {
|
|
|
|
let config = GitConfig::from_str("[core]\na=b\nc=d").unwrap();
|
|
|
|
assert_eq!(
|
|
|
|
config.get_raw_multi_value("core", Some("a"), "a"),
|
|
|
|
Err(GitConfigError::SubSectionDoesNotExist(Some("a")))
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn key_not_found() {
|
|
|
|
let config = GitConfig::from_str("[core]\na=b\nc=d").unwrap();
|
|
|
|
assert_eq!(
|
|
|
|
config.get_raw_multi_value("core", None, "aaaaaa"),
|
|
|
|
Err(GitConfigError::KeyDoesNotExist("aaaaaa"))
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn subsection_must_be_respected() {
|
|
|
|
let config = GitConfig::from_str("[core]a=b\n[core.a]a=c").unwrap();
|
|
|
|
assert_eq!(
|
|
|
|
config.get_raw_multi_value("core", None, "a").unwrap(),
|
|
|
|
vec!["b"]
|
|
|
|
);
|
|
|
|
assert_eq!(
|
|
|
|
config.get_raw_multi_value("core", Some("a"), "a").unwrap(),
|
|
|
|
vec!["c"]
|
|
|
|
);
|
2021-02-20 09:01:38 -08:00
|
|
|
}
|
2021-02-20 11:10:23 -08:00
|
|
|
|
|
|
|
#[test]
|
|
|
|
fn non_relevant_subsection_is_ignored() {
|
|
|
|
let config = GitConfig::from_str("[core]\na=b\na=c\n[core]a=d\n[core]g=g").unwrap();
|
|
|
|
assert_eq!(
|
|
|
|
config.get_raw_multi_value("core", None, "a").unwrap(),
|
|
|
|
vec!["b", "c", "d"]
|
|
|
|
);
|
|
|
|
}
|
2021-02-18 21:12:59 -08:00
|
|
|
}
|