[Updated] D11465: rust: Remove EntryState::Unknown
SimonSapin
phabricator at mercurial-scm.org
Wed Sep 22 08:57:27 UTC 2021
Closed by commit rHG1b2ee68e85f9: rust: Remove EntryState::Unknown (authored by SimonSapin).
This revision was automatically updated to reflect the committed changes.
REPOSITORY
rHG Mercurial
CHANGES SINCE LAST UPDATE
https://phab.mercurial-scm.org/D11465?vs=30339&id=30377
CHANGES SINCE LAST ACTION
https://phab.mercurial-scm.org/D11465/new/
REVISION DETAIL
https://phab.mercurial-scm.org/D11465
AFFECTED FILES
rust/hg-core/src/dirstate/dirstate_map.rs
rust/hg-core/src/dirstate/entry.rs
rust/hg-core/src/dirstate/status.rs
rust/hg-core/src/dirstate_tree/dirstate_map.rs
rust/hg-core/src/dirstate_tree/status.rs
CHANGE DETAILS
diff --git a/rust/hg-core/src/dirstate_tree/status.rs b/rust/hg-core/src/dirstate_tree/status.rs
--- a/rust/hg-core/src/dirstate_tree/status.rs
+++ b/rust/hg-core/src/dirstate_tree/status.rs
@@ -394,9 +394,6 @@
.push(hg_path.detach_from_tree()),
EntryState::Normal => self
.handle_normal_file(&dirstate_node, fs_metadata)?,
- // This variant is not used in DirstateMap
- // nodes
- EntryState::Unknown => unreachable!(),
}
} else {
// `node.entry.is_none()` indicates a "directory"
diff --git a/rust/hg-core/src/dirstate_tree/dirstate_map.rs b/rust/hg-core/src/dirstate_tree/dirstate_map.rs
--- a/rust/hg-core/src/dirstate_tree/dirstate_map.rs
+++ b/rust/hg-core/src/dirstate_tree/dirstate_map.rs
@@ -593,12 +593,13 @@
fn add_or_remove_file(
&mut self,
path: &HgPath,
- old_state: EntryState,
+ old_state: Option<EntryState>,
new_entry: DirstateEntry,
) -> Result<(), DirstateV2ParseError> {
- let had_entry = old_state != EntryState::Unknown;
+ let had_entry = old_state.is_some();
+ let was_tracked = old_state.map_or(false, |s| s.is_tracked());
let tracked_count_increment =
- match (old_state.is_tracked(), new_entry.state().is_tracked()) {
+ match (was_tracked, new_entry.state().is_tracked()) {
(false, true) => 1,
(true, false) => -1,
_ => 0,
@@ -808,10 +809,7 @@
let mode = entry.mode();
let entry = DirstateEntry::from_v1_data(state, mode, size, mtime);
- let old_state = match self.get(filename)? {
- Some(e) => e.state(),
- None => EntryState::Unknown,
- };
+ let old_state = self.get(filename)?.map(|e| e.state());
Ok(self.add_or_remove_file(filename, old_state, entry)?)
}
@@ -822,10 +820,7 @@
in_merge: bool,
) -> Result<(), DirstateError> {
let old_entry_opt = self.get(filename)?;
- let old_state = match old_entry_opt {
- Some(e) => e.state(),
- None => EntryState::Unknown,
- };
+ let old_state = old_entry_opt.map(|e| e.state());
let mut size = 0;
if in_merge {
// XXX we should not be able to have 'm' state and 'FROM_P2' if not
@@ -852,10 +847,9 @@
}
fn drop_file(&mut self, filename: &HgPath) -> Result<bool, DirstateError> {
- let old_state = match self.get(filename)? {
- Some(e) => e.state(),
- None => EntryState::Unknown,
- };
+ let was_tracked = self
+ .get(filename)?
+ .map_or(false, |e| e.state().is_tracked());
struct Dropped {
was_tracked: bool,
had_entry: bool,
@@ -955,7 +949,7 @@
}
Ok(dropped.had_entry)
} else {
- debug_assert!(!old_state.is_tracked());
+ debug_assert!(!was_tracked);
Ok(false)
}
}
diff --git a/rust/hg-core/src/dirstate/status.rs b/rust/hg-core/src/dirstate/status.rs
--- a/rust/hg-core/src/dirstate/status.rs
+++ b/rust/hg-core/src/dirstate/status.rs
@@ -205,7 +205,6 @@
EntryState::Merged => Dispatch::Modified,
EntryState::Added => Dispatch::Added,
EntryState::Removed => Dispatch::Removed,
- EntryState::Unknown => Dispatch::Unknown,
}
}
@@ -218,8 +217,6 @@
}
// File was removed, everything is normal
EntryState::Removed => Dispatch::Removed,
- // File is unknown to Mercurial, everything is normal
- EntryState::Unknown => Dispatch::Unknown,
}
}
diff --git a/rust/hg-core/src/dirstate/entry.rs b/rust/hg-core/src/dirstate/entry.rs
--- a/rust/hg-core/src/dirstate/entry.rs
+++ b/rust/hg-core/src/dirstate/entry.rs
@@ -7,7 +7,6 @@
Added,
Removed,
Merged,
- Unknown,
}
/// The C implementation uses all signed types. This will be an issue
@@ -157,7 +156,7 @@
use EntryState::*;
match self {
Normal | Added | Merged => true,
- Removed | Unknown => false,
+ Removed => false,
}
}
}
@@ -171,7 +170,6 @@
b'a' => Ok(EntryState::Added),
b'r' => Ok(EntryState::Removed),
b'm' => Ok(EntryState::Merged),
- b'?' => Ok(EntryState::Unknown),
_ => Err(HgError::CorruptedRepository(format!(
"Incorrect dirstate entry state {}",
value
@@ -187,7 +185,6 @@
EntryState::Added => b'a',
EntryState::Removed => b'r',
EntryState::Merged => b'm',
- EntryState::Unknown => b'?',
}
}
}
diff --git a/rust/hg-core/src/dirstate/dirstate_map.rs b/rust/hg-core/src/dirstate/dirstate_map.rs
--- a/rust/hg-core/src/dirstate/dirstate_map.rs
+++ b/rust/hg-core/src/dirstate/dirstate_map.rs
@@ -111,17 +111,13 @@
let mode = entry.mode();
let entry = DirstateEntry::from_v1_data(state, mode, size, mtime);
- let old_state = match self.get(filename) {
- Some(e) => e.state(),
- None => EntryState::Unknown,
- };
- if old_state == EntryState::Unknown || old_state == EntryState::Removed
- {
+ let old_state = self.get(filename).map(|e| e.state());
+ if old_state.is_none() || old_state == Some(EntryState::Removed) {
if let Some(ref mut dirs) = self.dirs {
dirs.add_path(filename)?;
}
}
- if old_state == EntryState::Unknown {
+ if old_state.is_none() {
if let Some(ref mut all_dirs) = self.all_dirs {
all_dirs.add_path(filename)?;
}
@@ -153,10 +149,7 @@
in_merge: bool,
) -> Result<(), DirstateError> {
let old_entry_opt = self.get(filename);
- let old_state = match old_entry_opt {
- Some(e) => e.state(),
- None => EntryState::Unknown,
- };
+ let old_state = old_entry_opt.map(|e| e.state());
let mut size = 0;
if in_merge {
// XXX we should not be able to have 'm' state and 'FROM_P2' if not
@@ -178,13 +171,12 @@
}
}
}
- if old_state != EntryState::Unknown && old_state != EntryState::Removed
- {
+ if old_state.is_some() && old_state != Some(EntryState::Removed) {
if let Some(ref mut dirs) = self.dirs {
dirs.delete_path(filename)?;
}
}
- if old_state == EntryState::Unknown {
+ if old_state.is_none() {
if let Some(ref mut all_dirs) = self.all_dirs {
all_dirs.add_path(filename)?;
}
@@ -207,14 +199,11 @@
&mut self,
filename: &HgPath,
) -> Result<bool, DirstateError> {
- let old_state = match self.get(filename) {
- Some(e) => e.state(),
- None => EntryState::Unknown,
- };
+ let old_state = self.get(filename).map(|e| e.state());
let exists = self.state_map.remove(filename).is_some();
if exists {
- if old_state != EntryState::Removed {
+ if old_state != Some(EntryState::Removed) {
if let Some(ref mut dirs) = self.dirs {
dirs.delete_path(filename)?;
}
To: SimonSapin, #hg-reviewers, Alphare
Cc: mercurial-patches
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