( )⚙ D10552 dirstate-tree: Add #[timed] attribute to `status` and `DirstateMap::read`

This is an archive of the discontinued Mercurial Phabricator instance.

Differential D10552

dirstate-tree: Add #[timed] attribute to `status` and `DirstateMap::read`
ClosedPublic

Authored by SimonSapin on May 3 2021, 6:25 AM.

Details

Reviewers
Alphare
Group Reviewers
hg-reviewers
Commits
rHGc92e63762573: dirstate-tree: Add #[timed] attribute to `status` and `DirstateMap::read`
rHG9d7547fd6475: dirstate-tree: Add #[timed] attribute to `status` and `DirstateMap::read`
Summary

When running with a RUST_LOG=trace environment variable, the micro_timer
crate prints the duration taken by each call to functions with that attribute.

Diff Detail

Repository
rHG Mercurial
Lint
Automatic diff as part of commit; lint not applicable.
Unit
Automatic diff as part of commit; unit tests not applicable.

Revision Contents
Changeset List

Diff 27662

rust/hg-core/src/dirstate_tree/dirstate_map.rs

use bytes_cast::BytesCast; use bytes_cast::BytesCast;
use micro_timer::timed;
use std::path::PathBuf; use std::path::PathBuf;
use std::{collections::BTreeMap, convert::TryInto}; use std::{collections::BTreeMap, convert::TryInto};
use super::path_with_basename::WithBasename; use super::path_with_basename::WithBasename;
use crate::dirstate::parsers::clear_ambiguous_mtime; use crate::dirstate::parsers::clear_ambiguous_mtime;
use crate::dirstate::parsers::pack_entry; use crate::dirstate::parsers::pack_entry;
use crate::dirstate::parsers::packed_entry_size; use crate::dirstate::parsers::packed_entry_size;
use crate::dirstate::parsers::parse_dirstate_entries; use crate::dirstate::parsers::parse_dirstate_entries;
Ok(self.parents.as_ref().unwrap()) Ok(self.parents.as_ref().unwrap())
} }
fn set_parents(&mut self, parents: &DirstateParents) { fn set_parents(&mut self, parents: &DirstateParents) {
self.parents = Some(parents.clone()); self.parents = Some(parents.clone());
self.dirty_parents = true; self.dirty_parents = true;
} }
#[timed]
fn read<'a>( fn read<'a>(
&mut self, &mut self,
file_contents: &'a [u8], file_contents: &'a [u8],
) -> Result<Option<&'a DirstateParents>, DirstateError> { ) -> Result<Option<&'a DirstateParents>, DirstateError> {
if file_contents.is_empty() { if file_contents.is_empty() {
return Ok(None); return Ok(None);
} }

rust/hg-core/src/dirstate_tree/status.rs

use crate::dirstate::status::IgnoreFnType; use crate::dirstate::status::IgnoreFnType;
use crate::dirstate_tree::dirstate_map::ChildNodes; use crate::dirstate_tree::dirstate_map::ChildNodes;
use crate::dirstate_tree::dirstate_map::DirstateMap; use crate::dirstate_tree::dirstate_map::DirstateMap;
use crate::dirstate_tree::dirstate_map::Node; use crate::dirstate_tree::dirstate_map::Node;
use crate::matchers::get_ignore_function; use crate::matchers::get_ignore_function;
use crate::matchers::Matcher; use crate::matchers::Matcher;
use crate::utils::files::get_bytes_from_os_string; use crate::utils::files::get_bytes_from_os_string;
use crate::utils::hg_path::HgPath; use crate::utils::hg_path::HgPath;
use crate::BadMatch; use crate::BadMatch;
use crate::DirstateStatus; use crate::DirstateStatus;
use crate::EntryState; use crate::EntryState;
use crate::HgPathBuf; use crate::HgPathBuf;
use crate::PatternFileWarning; use crate::PatternFileWarning;
use crate::StatusError; use crate::StatusError;
use crate::StatusOptions; use crate::StatusOptions;
use micro_timer::timed;
use rayon::prelude::*; use rayon::prelude::*;
use std::borrow::Cow; use std::borrow::Cow;
use std::io; use std::io;
use std::path::Path; use std::path::Path;
use std::path::PathBuf; use std::path::PathBuf;
use std::sync::Mutex; use std::sync::Mutex;
/// Returns the status of the working directory compared to its parent /// Returns the status of the working directory compared to its parent
/// changeset. /// changeset.
/// ///
/// This algorithm is based on traversing the filesystem tree (`fs` in function /// This algorithm is based on traversing the filesystem tree (`fs` in function
/// and variable names) and dirstate tree at the same time. The core of this /// and variable names) and dirstate tree at the same time. The core of this
/// traversal is the recursive `traverse_fs_directory_and_dirstate` function /// traversal is the recursive `traverse_fs_directory_and_dirstate` function
/// and its use of `itertools::merge_join_by`. When reaching a path that only /// and its use of `itertools::merge_join_by`. When reaching a path that only
/// exists in one of the two trees, depending on information requested by /// exists in one of the two trees, depending on information requested by
/// `options` we may need to traverse the remaining subtree. /// `options` we may need to traverse the remaining subtree.
#[timed]
pub fn status<'tree>( pub fn status<'tree>(
dmap: &'tree mut DirstateMap, dmap: &'tree mut DirstateMap,
matcher: &(dyn Matcher + Sync), matcher: &(dyn Matcher + Sync),
root_dir: PathBuf, root_dir: PathBuf,
ignore_files: Vec<PathBuf>, ignore_files: Vec<PathBuf>,
options: StatusOptions, options: StatusOptions,
) -> Result<(DirstateStatus<'tree>, Vec<PatternFileWarning>), StatusError> { ) -> Result<(DirstateStatus<'tree>, Vec<PatternFileWarning>), StatusError> {
let (ignore_fn, warnings): (IgnoreFnType, _) = let (ignore_fn, warnings): (IgnoreFnType, _) =