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cli: add a helper for parsing a revset and possibly committing working copy

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Martin von Zweigbergk 2021-05-28 08:16:42 -07:00
parent 749317f82d
commit 69e3da46d8
1 changed files with 25 additions and 21 deletions
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46
src/commands.rs
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@ -42,7 +42,7 @@ use jujutsu_lib::op_store::{OpStore, OpStoreError, OperationId};
use jujutsu_lib::operation::Operation;
use jujutsu_lib::repo::{MutableRepo, ReadonlyRepo, RepoInitError, RepoLoadError, RepoLoader};
use jujutsu_lib::repo_path::RepoPath;
use jujutsu_lib::revset::{RevsetError, RevsetParseError};
use jujutsu_lib::revset::{RevsetError, RevsetExpression, RevsetParseError};
use jujutsu_lib::revset_graph_iterator::RevsetGraphEdgeType;
use jujutsu_lib::rewrite::{back_out_commit, merge_commit_trees, rebase_commit};
use jujutsu_lib::settings::UserSettings;
@ -227,22 +227,7 @@ impl RepoCommandHelper {
}
fn resolve_single_rev(&mut self, revision_str: &str) -> Result<Commit, CommandError> {
// If we're looking up the working copy commit ("@"), make sure that it is up to
// date (the lib crate only looks at the checkout in the view).
// TODO: How do we generally figure out if a revset needs to commit the working
// copy? For example, ":@" should ideally not result in a new working copy
// commit, but "::@" should. "foo::" is probably also should, since we would
// otherwise need to evaluate the revset and see if "foo::" includes the
// parent of the current checkout. Other interesting cases include some kind of
// reference pointing to the working copy commit. If it's a
// type of reference that would get updated when the commit gets rewritten, then
// we probably should create a new working copy commit.
if revision_str == "@" && !self.working_copy_committed {
self.working_copy_committed = true;
self.commit_working_copy();
}
let revset_expression = revset::parse(revision_str)?;
let revset_expression = self.parse_revset(revision_str)?;
let revset = revset_expression.evaluate(self.repo.as_repo_ref())?;
let mut iter = revset.iter();
match iter.next() {
@ -264,6 +249,25 @@ impl RepoCommandHelper {
}
}
fn parse_revset(&mut self, revision_str: &str) -> Result<RevsetExpression, CommandError> {
// If we're looking up the working copy commit ("@"), make sure that it is up to
// date (the lib crate only looks at the checkout in the view).
// TODO: How do we generally figure out if a revset needs to commit the working
// copy? For example, ":@" should ideally not result in a new working copy
// commit, but "::@" should. "foo::" is probably also should, since we would
// otherwise need to evaluate the revset and see if "foo::" includes the
// parent of the current checkout. Other interesting cases include some kind of
// reference pointing to the working copy commit. If it's a
// type of reference that would get updated when the commit gets rewritten, then
// we probably should create a new working copy commit.
if revision_str == "@" && !self.working_copy_committed {
self.working_copy_committed = true;
self.commit_working_copy();
}
Ok(revset::parse(revision_str)?)
}
fn commit_working_copy(&mut self) -> Commit {
let (reloaded_repo, commit) = self
.repo
@ -1194,7 +1198,11 @@ fn cmd_log(
// visible heads
repo_command.commit_working_copy();
}
let revset_expression =
repo_command.parse_revset(sub_matches.value_of("revisions").unwrap())?;
let repo = repo_command.repo();
let revset = revset_expression.evaluate(repo.as_repo_ref())?;
let store = repo.store();
let template_string = match sub_matches.value_of("template") {
Some(value) => value.to_string(),
@ -1213,10 +1221,6 @@ fn cmd_log(
let mut styler = styler.as_mut();
styler.add_label(String::from("log"))?;
let store = repo.store();
let revision_str = sub_matches.value_of("revisions").unwrap();
let revset_expression = revset::parse(revision_str)?;
let revset = revset_expression.evaluate(repo.as_repo_ref())?;
if use_graph {
let mut graph = AsciiGraphDrawer::new(&mut styler);
for (index_entry, edges) in revset.iter().graph() {