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#![allow(clippy::result_large_err)]
use super::Error;
use crate::{
config,
config::tree::{gitoxide, Core},
};
pub(crate) fn interpolate_context<'a>(
git_install_dir: Option<&'a std::path::Path>,
home_dir: Option<&'a std::path::Path>,
) -> gix_config::path::interpolate::Context<'a> {
gix_config::path::interpolate::Context {
git_install_dir,
home_dir,
home_for_user: Some(gix_config::path::interpolate::home_for_user), // TODO: figure out how to configure this
}
}
pub(crate) fn base_options(lossy: Option<bool>, lenient: bool) -> gix_config::file::init::Options<'static> {
gix_config::file::init::Options {
lossy: lossy.unwrap_or(!cfg!(debug_assertions)),
ignore_io_errors: lenient,
..Default::default()
}
}
pub(crate) fn config_bool(
config: &gix_config::File<'_>,
key: &'static config::tree::keys::Boolean,
key_str: &str,
default: bool,
lenient: bool,
) -> Result<bool, Error> {
use config::tree::Key;
debug_assert_eq!(
key_str,
key.logical_name(),
"BUG: key name and hardcoded name must match"
);
config
.boolean_by_key(key_str)
.map_or(Ok(default), |res| key.enrich_error(res))
.map_err(Error::from)
.with_lenient_default(lenient)
}
pub(crate) fn query_refupdates(
config: &gix_config::File<'static>,
lenient_config: bool,
) -> Result<Option<gix_ref::store::WriteReflog>, Error> {
let key = "core.logAllRefUpdates";
Core::LOG_ALL_REF_UPDATES
.try_into_ref_updates(config.boolean_by_key(key))
.with_leniency(lenient_config)
.map_err(Into::into)
}
pub(crate) fn query_refs_namespace(
config: &gix_config::File<'static>,
lenient_config: bool,
) -> Result<Option<gix_ref::Namespace>, config::refs_namespace::Error> {
let key = "gitoxide.core.refsNamespace";
config
.string_by_key(key)
.map(|ns| gitoxide::Core::REFS_NAMESPACE.try_into_refs_namespace(ns))
.transpose()
.with_leniency(lenient_config)
}
pub(crate) fn reflog_or_default(
config_reflog: Option<gix_ref::store::WriteReflog>,
has_worktree: bool,
) -> gix_ref::store::WriteReflog {
config_reflog.unwrap_or(if has_worktree {
gix_ref::store::WriteReflog::Normal
} else {
gix_ref::store::WriteReflog::Disable
})
}
/// Return `(pack_cache_bytes, object_cache_bytes)` as parsed from gix-config
pub(crate) fn parse_object_caches(
config: &gix_config::File<'static>,
lenient: bool,
mut filter_config_section: fn(&gix_config::file::Metadata) -> bool,
) -> Result<(Option<usize>, Option<usize>, usize), Error> {
let static_pack_cache_limit = config
.integer_filter_by_key("gitoxide.core.deltaBaseCacheLimit", &mut filter_config_section)
.map(|res| gitoxide::Core::DEFAULT_PACK_CACHE_MEMORY_LIMIT.try_into_usize(res))
.transpose()
.with_leniency(lenient)?;
let pack_cache_bytes = config
.integer_filter_by_key("core.deltaBaseCacheLimit", &mut filter_config_section)
.map(|res| Core::DELTA_BASE_CACHE_LIMIT.try_into_usize(res))
.transpose()
.with_leniency(lenient)?;
let object_cache_bytes = config
.integer_filter_by_key("gitoxide.objects.cacheLimit", &mut filter_config_section)
.map(|res| gitoxide::Objects::CACHE_LIMIT.try_into_usize(res))
.transpose()
.with_leniency(lenient)?
.unwrap_or_default();
Ok((static_pack_cache_limit, pack_cache_bytes, object_cache_bytes))
}
pub(crate) fn parse_core_abbrev(
config: &gix_config::File<'static>,
object_hash: gix_hash::Kind,
) -> Result<Option<usize>, Error> {
Ok(config
.string_by_key("core.abbrev")
.map(|abbrev| Core::ABBREV.try_into_abbreviation(abbrev, object_hash))
.transpose()?
.flatten())
}
#[cfg(feature = "revision")]
pub(crate) fn disambiguate_hint(
config: &gix_config::File<'static>,
lenient_config: bool,
) -> Result<Option<crate::revision::spec::parse::ObjectKindHint>, config::key::GenericErrorWithValue> {
match config.string_by_key("core.disambiguate") {
None => Ok(None),
Some(value) => Core::DISAMBIGUATE
.try_into_object_kind_hint(value)
.with_leniency(lenient_config),
}
}
// TODO: Use a specialization here once trait specialization is stabilized. Would be perfect here for `T: Default`.
pub trait ApplyLeniency {
fn with_leniency(self, is_lenient: bool) -> Self;
}
pub trait IgnoreEmptyPath {
fn ignore_empty(self) -> Self;
}
pub trait ApplyLeniencyDefault {
fn with_lenient_default(self, is_lenient: bool) -> Self;
}
pub trait ApplyLeniencyDefaultValue<T> {
fn with_lenient_default_value(self, is_lenient: bool, default: T) -> Self;
}
impl<T, E> ApplyLeniency for Result<Option<T>, E> {
fn with_leniency(self, is_lenient: bool) -> Self {
match self {
Ok(v) => Ok(v),
Err(_) if is_lenient => Ok(None),
Err(err) => Err(err),
}
}
}
impl IgnoreEmptyPath for Result<Option<std::borrow::Cow<'_, std::path::Path>>, gix_config::path::interpolate::Error> {
fn ignore_empty(self) -> Self {
match self {
Ok(maybe_path) => Ok(maybe_path),
Err(gix_config::path::interpolate::Error::Missing { .. }) => Ok(None),
Err(err) => Err(err),
}
}
}
impl<T, E> ApplyLeniencyDefault for Result<T, E>
where
T: Default,
{
fn with_lenient_default(self, is_lenient: bool) -> Self {
match self {
Ok(v) => Ok(v),
Err(_) if is_lenient => Ok(T::default()),
Err(err) => Err(err),
}
}
}
impl<T, E> ApplyLeniencyDefaultValue<T> for Result<T, E> {
fn with_lenient_default_value(self, is_lenient: bool, default: T) -> Self {
match self {
Ok(v) => Ok(v),
Err(_) if is_lenient => Ok(default),
Err(err) => Err(err),
}
}
}
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