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cli: make jj debug index get stats from specific implementation

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We don't want custom index implementations to have to conform to the
same kind of stats as the default implementation. This commit also
makes the command error out on non-default index types.
This commit is contained in:
Martin von Zweigbergk 2023-03-12 08:07:53 -07:00 committed by Martin von Zweigbergk
parent 504a2b3fd0
commit 8c5c0f0e83
2 changed files with 28 additions and 12 deletions
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6
lib/src/default_index_store.rs
View file

@ -443,6 +443,12 @@ impl Debug for ReadonlyIndexImpl {
}
}
impl ReadonlyIndexWrapper {
pub fn stats(&self) -> IndexStats {
self.0.stats()
}
}
#[derive(Debug)]
struct MutableGraphEntry {
commit_id: CommitId,

34
src/commands/mod.rs
View file

@ -30,7 +30,7 @@ use itertools::Itertools;
use jujutsu_lib::backend::{CommitId, ObjectId, TreeValue};
use jujutsu_lib::commit::Commit;
use jujutsu_lib::dag_walk::topo_order_reverse;
use jujutsu_lib::default_index_store::{DefaultIndexStore, IndexEntry};
use jujutsu_lib::default_index_store::{DefaultIndexStore, IndexEntry, ReadonlyIndexWrapper};
use jujutsu_lib::matchers::EverythingMatcher;
use jujutsu_lib::op_store::{RefTarget, WorkspaceId};
use jujutsu_lib::repo::{ReadonlyRepo, Repo};
@ -3091,17 +3091,27 @@ fn cmd_debug(
}
DebugCommands::Index(_index_matches) => {
let workspace_command = command.workspace_helper(ui)?;
let stats = workspace_command.repo().index().stats();
writeln!(ui, "Number of commits: {}", stats.num_commits)?;
writeln!(ui, "Number of merges: {}", stats.num_merges)?;
writeln!(ui, "Max generation number: {}", stats.max_generation_number)?;
writeln!(ui, "Number of heads: {}", stats.num_heads)?;
writeln!(ui, "Number of changes: {}", stats.num_changes)?;
writeln!(ui, "Stats per level:")?;
for (i, level) in stats.levels.iter().enumerate() {
writeln!(ui, " Level {i}:")?;
writeln!(ui, " Number of commits: {}", level.num_commits)?;
writeln!(ui, " Name: {}", level.name.as_ref().unwrap())?;
let repo = workspace_command.repo();
let index_impl: Option<&ReadonlyIndexWrapper> =
repo.readonly_index().as_any().downcast_ref();
if let Some(index_impl) = index_impl {
let stats = index_impl.stats();
writeln!(ui, "Number of commits: {}", stats.num_commits)?;
writeln!(ui, "Number of merges: {}", stats.num_merges)?;
writeln!(ui, "Max generation number: {}", stats.max_generation_number)?;
writeln!(ui, "Number of heads: {}", stats.num_heads)?;
writeln!(ui, "Number of changes: {}", stats.num_changes)?;
writeln!(ui, "Stats per level:")?;
for (i, level) in stats.levels.iter().enumerate() {
writeln!(ui, " Level {i}:")?;
writeln!(ui, " Number of commits: {}", level.num_commits)?;
writeln!(ui, " Name: {}", level.name.as_ref().unwrap())?;
}
} else {
return Err(user_error(format!(
"Cannot get stats for indexes of type '{}'",
repo.index_store().name()
)));
}
}
DebugCommands::ReIndex(_reindex_matches) => {