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rust: Read dirstate from disk in DirstateMap constructor...
rust: Read dirstate from disk in DirstateMap constructor Before this changeset, Python code first creates an empty `DirstateMap` Rust object, then immediately calls its `read` method with a byte string of the contents of the `.hg/dirstate` file. This makes that byte string available to the constructor of `DirstateMap` in the hg-cpython crate. This is a first step towards enabling parts of `DirstateMap` in the hg-core crate to borrow from this buffer without copying. Differential Revision: https://phab.mercurial-scm.org/D10556

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r47891:b6339a99 default
r47892:9aba0cde default
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dispatch.rs
296 lines | 7.5 KiB | application/rls-services+xml | RustLexer
Simon Sapin
dirstate-tree: Make Rust DirstateMap bindings go through a trait object...
r47863 use std::path::PathBuf;
Simon Sapin
rust: Add a Timestamp struct instead of abusing Duration...
r47871 use crate::dirstate::parsers::Timestamp;
Simon Sapin
dirstate-tree: Make Rust DirstateMap bindings go through a trait object...
r47863 use crate::matchers::Matcher;
use crate::utils::hg_path::{HgPath, HgPathBuf};
use crate::CopyMapIter;
use crate::DirstateEntry;
use crate::DirstateError;
use crate::DirstateMap;
use crate::DirstateMapError;
use crate::DirstateParents;
use crate::DirstateStatus;
use crate::EntryState;
use crate::PatternFileWarning;
use crate::StateMapIter;
use crate::StatusError;
use crate::StatusOptions;
pub trait DirstateMapMethods {
fn clear(&mut self);
fn add_file(
&mut self,
filename: &HgPath,
old_state: EntryState,
entry: DirstateEntry,
) -> Result<(), DirstateMapError>;
fn remove_file(
&mut self,
filename: &HgPath,
old_state: EntryState,
size: i32,
) -> Result<(), DirstateMapError>;
fn drop_file(
&mut self,
filename: &HgPath,
old_state: EntryState,
) -> Result<bool, DirstateMapError>;
fn clear_ambiguous_times(&mut self, filenames: Vec<HgPathBuf>, now: i32);
Simon Sapin
dirstate-tree: Abstract "non-normal" and "other parent" sets...
r47864 fn non_normal_entries_contains(&mut self, key: &HgPath) -> bool;
Simon Sapin
dirstate-tree: Add "non normal" and "from other parent" sets...
r47878 fn non_normal_entries_remove(&mut self, key: &HgPath);
Simon Sapin
dirstate-tree: Make Rust DirstateMap bindings go through a trait object...
r47863
Simon Sapin
dirstate-tree: Abstract "non-normal" and "other parent" sets...
r47864 fn non_normal_or_other_parent_paths(
Simon Sapin
dirstate-tree: Make Rust DirstateMap bindings go through a trait object...
r47863 &mut self,
Simon Sapin
dirstate-tree: Abstract "non-normal" and "other parent" sets...
r47864 ) -> Box<dyn Iterator<Item = &HgPathBuf> + '_>;
Simon Sapin
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r47863
fn set_non_normal_other_parent_entries(&mut self, force: bool);
Simon Sapin
dirstate-tree: Abstract "non-normal" and "other parent" sets...
r47864 fn iter_non_normal_paths(
&mut self,
) -> Box<dyn Iterator<Item = &HgPathBuf> + Send + '_>;
Simon Sapin
dirstate-tree: Make Rust DirstateMap bindings go through a trait object...
r47863
Simon Sapin
dirstate-tree: Abstract "non-normal" and "other parent" sets...
r47864 fn iter_non_normal_paths_panic(
&self,
) -> Box<dyn Iterator<Item = &HgPathBuf> + Send + '_>;
fn iter_other_parent_paths(
Simon Sapin
dirstate-tree: Make Rust DirstateMap bindings go through a trait object...
r47863 &mut self,
Simon Sapin
dirstate-tree: Abstract "non-normal" and "other parent" sets...
r47864 ) -> Box<dyn Iterator<Item = &HgPathBuf> + Send + '_>;
Simon Sapin
dirstate-tree: Make Rust DirstateMap bindings go through a trait object...
r47863
fn has_tracked_dir(
&mut self,
directory: &HgPath,
) -> Result<bool, DirstateMapError>;
fn has_dir(
&mut self,
directory: &HgPath,
) -> Result<bool, DirstateMapError>;
fn read<'a>(
&mut self,
file_contents: &'a [u8],
) -> Result<Option<&'a DirstateParents>, DirstateError>;
fn pack(
&mut self,
parents: DirstateParents,
Simon Sapin
rust: Add a Timestamp struct instead of abusing Duration...
r47871 now: Timestamp,
Simon Sapin
dirstate-tree: Make Rust DirstateMap bindings go through a trait object...
r47863 ) -> Result<Vec<u8>, DirstateError>;
fn set_all_dirs(&mut self) -> Result<(), DirstateMapError>;
fn set_dirs(&mut self) -> Result<(), DirstateMapError>;
fn status<'a>(
Simon Sapin
dirstate-tree: Give to `status()` mutable access to the `DirstateMap`...
r47882 &'a mut self,
Simon Sapin
dirstate-tree: Make Rust DirstateMap bindings go through a trait object...
r47863 matcher: &'a (dyn Matcher + Sync),
root_dir: PathBuf,
ignore_files: Vec<PathBuf>,
options: StatusOptions,
Simon Sapin
rust: Move "lookup" a.k.a. "unsure" paths into `DirstateStatus` struct...
r47880 ) -> Result<(DirstateStatus<'a>, Vec<PatternFileWarning>), StatusError>;
Simon Sapin
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r47863
fn copy_map_len(&self) -> usize;
fn copy_map_iter(&self) -> CopyMapIter<'_>;
fn copy_map_contains_key(&self, key: &HgPath) -> bool;
fn copy_map_get(&self, key: &HgPath) -> Option<&HgPathBuf>;
fn copy_map_remove(&mut self, key: &HgPath) -> Option<HgPathBuf>;
fn copy_map_insert(
&mut self,
key: HgPathBuf,
value: HgPathBuf,
) -> Option<HgPathBuf>;
fn len(&self) -> usize;
fn contains_key(&self, key: &HgPath) -> bool;
fn get(&self, key: &HgPath) -> Option<&DirstateEntry>;
fn iter(&self) -> StateMapIter<'_>;
}
impl DirstateMapMethods for DirstateMap {
fn clear(&mut self) {
self.clear()
}
fn add_file(
&mut self,
filename: &HgPath,
old_state: EntryState,
entry: DirstateEntry,
) -> Result<(), DirstateMapError> {
self.add_file(filename, old_state, entry)
}
fn remove_file(
&mut self,
filename: &HgPath,
old_state: EntryState,
size: i32,
) -> Result<(), DirstateMapError> {
self.remove_file(filename, old_state, size)
}
fn drop_file(
&mut self,
filename: &HgPath,
old_state: EntryState,
) -> Result<bool, DirstateMapError> {
self.drop_file(filename, old_state)
}
fn clear_ambiguous_times(&mut self, filenames: Vec<HgPathBuf>, now: i32) {
self.clear_ambiguous_times(filenames, now)
}
Simon Sapin
dirstate-tree: Abstract "non-normal" and "other parent" sets...
r47864 fn non_normal_entries_contains(&mut self, key: &HgPath) -> bool {
let (non_normal, _other_parent) =
self.get_non_normal_other_parent_entries();
non_normal.contains(key)
}
Simon Sapin
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r47878 fn non_normal_entries_remove(&mut self, key: &HgPath) {
Simon Sapin
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r47863 self.non_normal_entries_remove(key)
}
Simon Sapin
dirstate-tree: Abstract "non-normal" and "other parent" sets...
r47864 fn non_normal_or_other_parent_paths(
Simon Sapin
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r47863 &mut self,
Simon Sapin
dirstate-tree: Abstract "non-normal" and "other parent" sets...
r47864 ) -> Box<dyn Iterator<Item = &HgPathBuf> + '_> {
let (non_normal, other_parent) =
self.get_non_normal_other_parent_entries();
Box::new(non_normal.union(other_parent))
Simon Sapin
dirstate-tree: Make Rust DirstateMap bindings go through a trait object...
r47863 }
fn set_non_normal_other_parent_entries(&mut self, force: bool) {
self.set_non_normal_other_parent_entries(force)
}
Simon Sapin
dirstate-tree: Abstract "non-normal" and "other parent" sets...
r47864 fn iter_non_normal_paths(
&mut self,
) -> Box<dyn Iterator<Item = &HgPathBuf> + Send + '_> {
let (non_normal, _other_parent) =
self.get_non_normal_other_parent_entries();
Box::new(non_normal.iter())
Simon Sapin
dirstate-tree: Make Rust DirstateMap bindings go through a trait object...
r47863 }
Simon Sapin
dirstate-tree: Abstract "non-normal" and "other parent" sets...
r47864 fn iter_non_normal_paths_panic(
&self,
) -> Box<dyn Iterator<Item = &HgPathBuf> + Send + '_> {
let (non_normal, _other_parent) =
self.get_non_normal_other_parent_entries_panic();
Box::new(non_normal.iter())
}
fn iter_other_parent_paths(
Simon Sapin
dirstate-tree: Make Rust DirstateMap bindings go through a trait object...
r47863 &mut self,
Simon Sapin
dirstate-tree: Abstract "non-normal" and "other parent" sets...
r47864 ) -> Box<dyn Iterator<Item = &HgPathBuf> + Send + '_> {
let (_non_normal, other_parent) =
self.get_non_normal_other_parent_entries();
Box::new(other_parent.iter())
Simon Sapin
dirstate-tree: Make Rust DirstateMap bindings go through a trait object...
r47863 }
fn has_tracked_dir(
&mut self,
directory: &HgPath,
) -> Result<bool, DirstateMapError> {
self.has_tracked_dir(directory)
}
fn has_dir(
&mut self,
directory: &HgPath,
) -> Result<bool, DirstateMapError> {
self.has_dir(directory)
}
fn read<'a>(
&mut self,
file_contents: &'a [u8],
) -> Result<Option<&'a DirstateParents>, DirstateError> {
self.read(file_contents)
}
fn pack(
&mut self,
parents: DirstateParents,
Simon Sapin
rust: Add a Timestamp struct instead of abusing Duration...
r47871 now: Timestamp,
Simon Sapin
dirstate-tree: Make Rust DirstateMap bindings go through a trait object...
r47863 ) -> Result<Vec<u8>, DirstateError> {
self.pack(parents, now)
}
fn set_all_dirs(&mut self) -> Result<(), DirstateMapError> {
self.set_all_dirs()
}
fn set_dirs(&mut self) -> Result<(), DirstateMapError> {
self.set_dirs()
}
fn status<'a>(
Simon Sapin
dirstate-tree: Give to `status()` mutable access to the `DirstateMap`...
r47882 &'a mut self,
Simon Sapin
dirstate-tree: Make Rust DirstateMap bindings go through a trait object...
r47863 matcher: &'a (dyn Matcher + Sync),
root_dir: PathBuf,
ignore_files: Vec<PathBuf>,
options: StatusOptions,
Simon Sapin
rust: Move "lookup" a.k.a. "unsure" paths into `DirstateStatus` struct...
r47880 ) -> Result<(DirstateStatus<'a>, Vec<PatternFileWarning>), StatusError>
{
Simon Sapin
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r47863 crate::status(self, matcher, root_dir, ignore_files, options)
}
fn copy_map_len(&self) -> usize {
self.copy_map.len()
}
fn copy_map_iter(&self) -> CopyMapIter<'_> {
Box::new(self.copy_map.iter())
}
fn copy_map_contains_key(&self, key: &HgPath) -> bool {
self.copy_map.contains_key(key)
}
fn copy_map_get(&self, key: &HgPath) -> Option<&HgPathBuf> {
self.copy_map.get(key)
}
fn copy_map_remove(&mut self, key: &HgPath) -> Option<HgPathBuf> {
self.copy_map.remove(key)
}
fn copy_map_insert(
&mut self,
key: HgPathBuf,
value: HgPathBuf,
) -> Option<HgPathBuf> {
self.copy_map.insert(key, value)
}
fn len(&self) -> usize {
(&**self).len()
}
fn contains_key(&self, key: &HgPath) -> bool {
(&**self).contains_key(key)
}
fn get(&self, key: &HgPath) -> Option<&DirstateEntry> {
(&**self).get(key)
}
fn iter(&self) -> StateMapIter<'_> {
Box::new((&**self).iter())
}
}