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Author SHA1 Message Date
epriestley
0be983a7a3 Parameterize @{upstream} in arc to fix Windows
Summary: We manually quote this in a couple of places. That works fine on Lunix, but does not work on Windows. Instead, explicitly parameterize the command so the correct quoting rules are applied for the OS.

Test Plan: See IRC; windows user had issues fixed by this. `arc:upstream` still works locally.

Reviewers: btrahan, chad

Reviewed By: chad

Subscribers: epriestley

Differential Revision: https://secure.phabricator.com/D9868
2014-07-10 07:56:35 -07:00
Joshua Spence
d09beeb75c Remove @group annotations
Summary: I'm pretty sure that `@group` annotations are useless now... I believe that they were originally used by Diviner?

Test Plan: Eye-balled it.

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin, aurelijus

Differential Revision: https://secure.phabricator.com/D9855
2014-07-09 09:12:13 +10:00
Richard van Velzen
792204db95 Refactor author handling in the Mercurial API
Summary: There were two callsites which needed some information from the username. Only one worked "correctly", causing `arc diff` to not amend commits anymore because the author could not be parser.

Test Plan: run `arc diff` with changes

Reviewers: #blessed_reviewers, epriestley

Reviewed By: #blessed_reviewers, epriestley

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D9797
2014-07-02 13:59:25 -07:00
epriestley
dd1f93d77b Fix race condition inside git diff-files
Summary:
There's some sort of race inside `git` here, where the `git diff-files` command exits with different results some of the time when run in parallel with `git ls-files` or `git diff` (running either command was sufficient to trigger the race).

Run it separately to avoid the race.

I poked around the `git` source a little bit but quickly lost interest given that the issue seems fixed and this workaround is essentially reasonable.

Test Plan: Ran test 20x in a row without failures.

Reviewers: hach-que

Reviewed By: hach-que

Subscribers: epriestley

Differential Revision: https://secure.phabricator.com/D9616
2014-06-18 05:33:05 -07:00
Richard van Velzen
680ec3670c Don't parse mercurial usernames without email address as an email address
Summary:
This leads to information being lost when others do `arc patch` because the name is used as the email address.

For example:
  username = Richard van Velzen

Would give:
  'authorName' => null,
  'authorEmail' => 'Richard van Velzen'

Test Plan:
ran it through my head a couple of times, and tested it with the common options which all gave the expected result:
  'rvanvelzen@company.com',
  'Richard van Velzen',
  'Richard van Velzen <rvanvelzen@company.com>',
  'Richard van Velzen rvanvelzen@company.com',

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D9605
2014-06-17 11:46:49 -07:00
Richard van Velzen
3201239e85 Correctly recognize "no bookmarks" for Mercurial
Summary: Fixes T5086.

Test Plan: remove all bookmarks and run `arc feature`

Reviewers: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Maniphest Tasks: T5086

Differential Revision: https://secure.phabricator.com/D9588
2014-06-17 04:51:55 -07:00
epriestley
dfe2bde88d Dirty cache of HEAD commit after an amend/range reload
Summary:
Introducing `--head` caused us to run `git diff base..head` explicitly.

However, we can now hit this workflow:

  - We resolve `HEAD` as commit `aaaa1`.
  - This is cached.
  - We notice dirty working copy changes and prompt the user to amend them to HEAD.
  - The user accepts the amend.
  - We amend, creating commit `bbbb2`.
  - We dirty the commit range and reload the working copy. This //does not// dirty the cache of HEAD.
  - We run `git diff`, but it uses the old cached HEAD: `git diff base..aaaa1`.
  - This works fine (`aaaa1` still exists, it's just not on any branch) but produces the wrong diff (without amended changes).

To resolve this, implement the "dirty the cache when the range reloads" hook.

Also never try to amend if the user provides `--head`.

Test Plan:
Ran `arc diff --only --trace` in a working copy with a new commit and some uncommitted changes.

  - Prior to this change, saw a `git diff base..aaaa1` command and the wrong diff.
  - After this change, saw a `git diff base..bbbb2` command and the correct diff.

Reviewers: chad, csilvers, talshiri

Reviewed By: talshiri

Subscribers: epriestley, spicyj

Differential Revision: https://secure.phabricator.com/D9506
2014-06-12 15:46:15 -07:00
epriestley
9492b4ecba Tweak error and status messages for commit ranges
Summary: Improve/clarify some error messages a bit, hopefully.

Test Plan: Ran `arc which`, `arc diff`, etc., with various explicit, implicit, and `--head` flags. Read error messages, didn't catch anything too awkward.

Reviewers: talshiri

Reviewed By: talshiri

Subscribers: epriestley

Differential Revision: https://secure.phabricator.com/D9489
2014-06-11 16:35:50 -07:00
Tal Shiri
6b192f3178 --range support for git
Summary:
This adds support for passing range of commits for arc diff. This is useful when you want to submit code reviews for past commits without mucking around with the working copy.

This will probably require changes :)

Test Plan: Tested locally, but totally need to add tests for this

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D9369
2014-06-11 14:37:01 -07:00
Joshua Spence
ff1915ecff Apply various linter fixes.
Summary: Applied various linter fixes. Also make the `.editorconfig` file a bit more specific. Unfortunately, `arc lint --apply-patches` currently modifies some test data that it shouldn't, but this should be fixed after T5105.

Test Plan: Ran `arc unit` to make sure things weren't broken.

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin, aurelijus

Differential Revision: https://secure.phabricator.com/D9440
2014-06-10 11:02:42 -07:00
Richard van Velzen
b60eaa6487 Make retrieving parents for mercurial commits work consistently across platforms
Summary:
Currently the template is single quoted, but Windows only supports double quotes. This meant that the output would be like:
  lang=text
  'aabbccddeeffaabbccddeeffaabbccddeeff0123
  '

Which is clearly wrong.

This is displayed like that in Phabricator as well, which is confusing.

Test Plan: ran `arc diff` on a Windows machine and saw the correct behaviour.

Reviewers: #blessed_reviewers, epriestley

Reviewed By: #blessed_reviewers, epriestley

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D9450
2014-06-10 10:20:39 -07:00
Joshua Spence
17820442da Change double quotes to single quotes.
Summary: Ran `arc lint --apply-patches --everything` over rARC, mainly to change double quotes to single quotes where appropriate. These changes also validate that the `ArcanistXHPASTLinter::LINT_DOUBLE_QUOTE` rule is working as expected.

Test Plan: Eyeballed //most// of the diff.

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin, aurelijus

Differential Revision: https://secure.phabricator.com/D9269
2014-05-23 13:53:05 -07:00
Joshua Spence
a2706f6539 Ignore detached git branches.
Summary:
Fixes T4559.

It looks like the code currently (at least partially) handles this by checking for `(no branch)`. I suspect that the behaviour of `git` has changed (I am running version 1.9.0) because I haven't figured out what state to be in to cause `git` to output `(no branch)`.

Test Plan: Ran `arc branch` when on a detached branch.

Reviewers: #blessed_reviewers, epriestley

CC: Korvin, epriestley, aran

Maniphest Tasks: T4559

Differential Revision: https://secure.phabricator.com/D8466
2014-03-09 08:04:33 -07:00
Richard van Velzen
114bb9f25b Align usages of "\1" and "\2" in MercurialRepositoryAPI
Summary:
Especially on Windows it is hard to use "\1" type escapes in shell commands. The direct usage resulted in some undefined variables because the \1 and \2 weren't actually passed as control characters.

By passing them through the regular arguments list they get sent in the "correct way" regardless of OS

Test Plan: Executed `arc diff` in a HG repo and did not get undefined indexes back

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley

CC: Korvin, epriestley, aran

Differential Revision: https://secure.phabricator.com/D8129
2014-02-02 08:26:25 -08:00
epriestley
d1a68ccb37 Don't consider a no-op amend to be an error in Mercurial
Summary:
Unlike git, Mercurial considers an `hg commit --amend` which doesn't change the working copy to be an error.

The current behavior for this is fairly bad, since the user gets an exception wrapping the entire command ("Command Failed! ...") and it's pretty verbose and not obvious what has happened.

Some alternatives are:

  1. Detect this condition and raise a more tailored exception, like a UsageException.
  2. Detect this condition and succeed.

Although I tend to think (1) is the right approach in general (that is, `arc x` should usually behave like `git x` or `hg x`), I went with (2) here because we have a handful of amend callsites and they all assume git semantics (no-op amends are successful), and because I think Mercurial's behavior is a little silly (the working copy ends up in the correct / expected state, which seems fairly clearly like a success to me).

Test Plan:
  - Had reporting user verify patch.
  - Ran `arc amend --revision Dxxx` twice in a Mercurial working copy.

The old output looked like this:

  $ arc amend --revision 922
  Amending commit message to reflect revision D922: Improve performance of PhutilSymbolLoader::selectAndLoadSymbols().
  Exception
  Command failed with error #1!
  COMMAND
  HGPLAIN=1 hg commit --amend -l '/private/var/folders/8k/c3vkmjy5335gcxdzxkhwq82w0000gn/T/71k8q057844c4g84/3539-gfkvV4'

  STDOUT
  nothing changed

  STDERR
  (empty)
  (Run with --trace for a full exception trace.)

The new output looks like this:

  $ arc amend --revision 922
  Amending commit message to reflect revision D922: Improve performance of PhutilSymbolLoader::selectAndLoadSymbols().
  Done.

Reviewers: btrahan, richardvanvelzen

Reviewed By: richardvanvelzen

CC: aran

Differential Revision: https://secure.phabricator.com/D8083
2014-01-28 03:03:30 -08:00
epriestley
1daa719ace Don't choke on blame of files with whitespace-only trailing lines
Summary:
Fixes T4349. Two issues:

  - As discussed in T4349, we would trim the entire output and then require spaces when matching. This choked incorrectly if the last line of a file contained only whitespace. Use `phutil_split_lines()` instead, and regexp things more reasonably.
  - We were capturing the line text, not the commit, as "revision". This isn't actually used elsewhere, but was obviously wrong. Make this consistent with Git/SVN.

Test Plan: Rigged a call up and saw reasonable output after the patch, on a working copy which threw before the patch.

Reviewers: durham, btrahan

Reviewed By: durham

CC: aran

Maniphest Tasks: T4349

Differential Revision: https://secure.phabricator.com/D8078
2014-01-27 11:03:08 -08:00
epriestley
a7376624b4 Allow arc to identify repositories without "project_id"
Summary:
Ref T4343. Continues the process of reducing the prominence of Arcanist Projects. Primarily:

  - Query Phabricator to identify the working copy based on explicit configuration, or guess based on heuristics.
  - Enhance `arc which` to explain the process to the user.
  - The `project_id` key is no longer required in `.arcconfig`.

Minor/cleanup changes:

  - Rename `project_id` to `project.name` (consistency, clarity).
  - Rename `conduit_uri` to `phabricator.uri` (consistency, clairty).
  - These both need documentation updates.
  - Add `repository.callsign` to explicitly bind to a repository.
  - Updated `.arcconfig` for the new values.
  - Fix a unit test which broke a while ago when we fixed a rare definition of "unstaged".
  - Make `getRepositoryUUID()` generic so we can get rid of one `instanceof`.

Test Plan:
  - Ran `arc which`.
  - Ran `arc diff`.
  - This doesn't really change anything, so the only real risk is version compatibility breaks. This //does// introduce such a break, but the window is very narrow: if you upgrade `arc` after this commit, and try to diff against a Phabricator which was updated after yesterday (D8068) but before D8072 lands, the lookup will work so we'll add `repositoryPHID` to the `differential.creatediff` call, but it won't exist in Phabricator yet. This window is so narrow that I'm not going to try to fix it, as I'd guess there is a significant chance that no users will be affected. I don't see a clever way to fix it that doesn't involve a lot of work, either.

Reviewers: btrahan

Reviewed By: btrahan

CC: aran

Maniphest Tasks: T4343

Differential Revision: https://secure.phabricator.com/D8073
2014-01-26 15:31:30 -08:00
epriestley
488b8e365a In Subversion, treat missing files similarly to conflicted files
Summary: See <https://github.com/facebook/arcanist/issues/133>. Treat "!" files like "C" and "?" files and make the user deal with them.

Test Plan:
  >>> orbital ~/repos/INIS $ svn st
  !       README
  >>> orbital ~/repos/INIS $ arc diff
  Usage Exception: You have missing files in this working copy. Revert or formally remove them (with `svn rm`) before proceeding.

    Working copy: /INSECURE/repos/INIS/

    Missing files in working copy:
      README

Reviewers: btrahan

Reviewed By: btrahan

CC: aran

Differential Revision: https://secure.phabricator.com/D7886
2014-01-03 12:23:34 -08:00
epriestley
4fdb87761b Fix working copy binding powers in weird edge cases
Summary:
Fixes T1277. The rules we use to figure out the root of the working copy get a bunch of edge cases wrong right now. A particularly troublesome one is when a user has a `/.arcconfig` or `/home/.arcconfig` or similar, which raises a completely useless and confusing error message (T1277).

Rewrite these rules to get all the edge cases correct and do reasonable things in the presence of stray `.arcconfig`. There are a bunch of comments, but basically the algorithm is:

  - From the top, go down one directory at a time until we find ".svn", ".git", or ".hg".
  - In Subversion, keep going down looking for ".arcconfig". In Git and Mercurial, look for ".arcconfig" only in the same directory.
  - Now that we've figured out the VCS root (where the ".vcs" directory is) and the project root (where the ".arcconfig" file is, if it exists), build an identity.

This logic was also spread across three different places. Consolidate it into one and add some logging so we can figure out what's going wrong if users run into trouble.

Test Plan:
  - Ran VCS (`arc list`) and non-VCS (`arc help`) commands in Git, Mercurial, and Subversions roots and subdirectories. Also ran them in non-VCS directories. Ran them with and without .arcconfig. All the outputs seemed completely reasonable.

Reviewers: btrahan

Reviewed By: btrahan

CC: aran

Maniphest Tasks: T1277

Differential Revision: https://secure.phabricator.com/D7686
2013-12-03 10:32:31 -08:00
Ramkumar Ramachandra
6033f14221 ArcanistGitAPI: replace 'ls-files -m' with diff-files
As documented,

  $ git ls-files -m

fails to exclude ignored submodules. Replace it with an equivalent:

  $ git diff-files --name-only

which does not suffer from this defect.

See: <https://github.com/facebook/arcanist/pull/121>

Reviewed by: epriestley
2013-11-22 08:39:20 -08:00
Ramkumar Ramachandra
e62b23e67d ArcanistGitAPI: document a git ls-files bug
When a submodule is ignored (ignore=all in .gitconfig),

  $ git ls-files -m

fails to exclude the submodule from the listing. Other commands like

  $ git diff-index --name-only HEAD

exclude it just fine.

See: <https://github.com/facebook/arcanist/pull/120>

Reviewed by: epriestley
2013-11-22 05:35:37 -08:00
Ramkumar Ramachandra
86eae809e0 ArcanistGitAPI: remove a bogus comment
See: <628de7d7a1 (commitcomment-4675543)>

This comment is indecipherable even if it originally meant something.

Reviewed by: epriestley
2013-11-22 05:28:37 -08:00
epriestley
9310df9615 Handle empty output from hg --debug branches in the parser
Summary: Ref T1493. Also consolidate this a bit more.

Test Plan: Unit tests.

Reviewers: btrahan

Reviewed By: btrahan

CC: aran

Maniphest Tasks: T1493

Differential Revision: https://secure.phabricator.com/D7481
2013-11-04 12:15:12 -08:00
Aviv Eyal
0d212ccf5a rename getConfig -> getProjectConfig, make all linters use getConfigFromAnySource
Summary:
Lingers on from D7271; Rename `ArcanistWorkingCopyIdentity.getConfig()`.

Changed all linters (Except one) to use `getConfigFromAnySource()`, because it seems to make sense.

Test Plan: arc unit --everything; arc lint in github.com:epriestley/arclint-examples.git (Except for phpcs, flake8, cpplint and csslint which I don't have installed).

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley

CC: chad, Korvin, epriestley, aran

Differential Revision: https://secure.phabricator.com/D7382
2013-10-22 15:34:06 -07:00
epriestley
2c64f1b072 Minor, fix a missing config source change. 2013-10-19 13:32:59 -07:00
Aviv Eyal
a2285b2b5a Extract configuration read/write methods out of BaseWorlkflow
Summary:
Create a new class for them, pass instance around as need.

This looks like it's mostly working, but I'd like to replace the various `new ArcanistConfigurationManager()`
calls with something more suitable.

And maybe get a better name for ArcanistConfigurationManager ("Configuration" is already taken).

Test Plan: arc unit --everything, and then some.

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley

CC: Korvin, epriestley, aran, chad

Differential Revision: https://secure.phabricator.com/D7271
2013-10-18 16:10:45 -07:00
root
10a9bb1e99 Keep Arcanist from mistaking paths that look like svn:externals as svn:externals
Summary: Fixes T3920. Added a slash to the path and external name so that "public" and "publicnotexternal" won't appear to be the same root.

Test Plan:
We've had this issue in one of our projects for some time, just ran into it again today. Ran the patched arc against the same directory structure and the troublesome file was added to the diff. Confirmed that files
modified in the "public" (svn external) folder are still caught as external modifications.

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Maniphest Tasks: T3920

Differential Revision: https://secure.phabricator.com/D7226
2013-10-04 17:31:18 -07:00
epriestley
ba3c8e3356 Ignore errors from "svn upgrade" in unit tests
Summary: See discussion in D6893. Different versions of `svn` do different stuff, just ignore any possible error here.

Test Plan: Ran unit tests.

Reviewers: andrewjcg, btrahan

Reviewed By: andrewjcg

CC: aran

Differential Revision: https://secure.phabricator.com/D6946
2013-09-11 21:23:30 -07:00
Aviv Eyal
1fa8e861b2 parse ls-tree with git-submodule correctly
Summary:
git ls-tree gives type 'commit' for submodules.

This code-path is only used when a binary file is present in the diff.

Test Plan: arc diff with a binary file

Reviewers: epriestley

Reviewed By: epriestley

CC: Korvin, aran

Differential Revision: https://secure.phabricator.com/D6943
2013-09-11 10:36:23 -07:00
epriestley
5b869c2349 Fix arc + svn + delted binary file with properties + image heuristic
Summary:
See IRC. This fixes an issue when deleting an SVN file that ends with one of the extensions in the regexp, which may only affect newer versions of SVN.

Possibly we shouldn't have this heuristic, or should move it elsewhere or make it more explicit, but at least stop it from being broken for now.

Test Plan: Ran `arc diff --only` in a working copy with a deleted binary file ending in ".jpg".

Reviewers: btrahan, nh

Reviewed By: nh

CC: aran, mbishopim3

Differential Revision: https://secure.phabricator.com/D6893
2013-09-05 15:05:26 -07:00
durham
57bc582ad2 Better heuristic for checking for hgsubversion
Summary:
The existing heuristic checks for the existence of .hg/svn, but it
turns out that this directory can exist in a non-svn hg repo if the user or a
script ever runs a 'hg svn' command.

Now we check for a file inside .hg/svn.  The hgsubversion maintainer said this
particular file will always be present in hgsubversion repos.

Test Plan:
arc land --trace
Verified it used 'hg push' and not 'hg push -r ...'. This indicates it
considered the repo to be an hgsubversion repo.

Reviewers: epriestley

Reviewed By: epriestley

CC: dschleimer, sid0, Korvin, aran

Differential Revision: https://secure.phabricator.com/D6807
2013-08-23 16:40:15 -07:00
durham
8465c4dd53 Fix arc land for mercurial on windows
Summary:
arc for mercurial on windows was broken in several way.
Executing a command via passthru failed because passthru on windows
skips the shell so 'set HGPLAIN=1 & ...' was an invalid command. The
fix was to just not set HGPLAIN for passthru commands on windows.

Also removed hardcoded '' quotes in mercurial commands since windows
doesn't support single quots.

Test Plan: arc land --hold on a windows machine

Reviewers: epriestley

Reviewed By: epriestley

CC: Korvin, aran

Differential Revision: https://secure.phabricator.com/D6763
2013-08-14 18:00:51 -07:00
Eric Stern
dccc8571d7 Improve arc commit with SVN branches
Summary:
If you are trying to commit someone else's diff, arc commit gives warnings about path mismatch. This changes the path comparison to be based on the repo url rather than the local working directory. E.g. if both the author and committer are working in branches/release/2013_08_07 despite being checked out in ~/dev/2013_08_07 (system user being different, of course) it no longer warns that the WC path is different

Original behavior:

	eric@Eric-MBP ~/dev/2013_07_31: arc commit --revision 21
		You are not the author of 'D21: WeMerge Automatic Request'. Commit this
		revision anyway? [y/N] y

		Revision 'D21: WeMerge Automatic Request' was generated from '', but
		current working copy root is '/Users/eric/dev/2013_07_31/'. Commit this
		revision anyway? [y/N] y

	Committing 'D21: WeMerge Automatic Request'...
	Adding         test
	Transmitting file data .
	Committed revision 52676.
	Closing revision D21 'WeMerge Automatic Request'...
	Exception
	ERR-CONDUIT-CORE: You can not mark a revision you don't own as closed.
	(Run with --trace for a full exception trace.)

New behavior:

	eric@Eric-MBP ~/dev/2013_07_31: arc commit --revision 24

		You are not the author of 'D24: WeMerge Automatic Request'. Commit this
		revision anyway? [y/N] y

	Committing 'D24: WeMerge Automatic Request'...
	Adding         test
	Transmitting file data .
	Committed revision 52679.
	Closing revision D24 'WeMerge Automatic Request'...
	Exception
	ERR-CONDUIT-CORE: You can not mark a revision you don't own as closed.
	(Run with --trace for a full exception trace.)

Test Plan: 'arc diff' changes with one user. 'arc patch Dxx' on a different working copy by a different user to review and test changes. accept review. 'arc commit --revision xx' as reviewer to land the patch. complaint goes away.

Reviewers: epriestley, ghostwriter78

Reviewed By: epriestley

CC: aran, epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D6665
2013-08-04 09:01:22 -07:00
epriestley
ae66d4caa9 Use a temporary file to execute arc patch
Summary:
Piping data around on Windows doesn't work well when it contains zany characters like "null" and "newline". Fixes T3266.

Instead of piping data into `git apply`, write to a temporary file.

Test Plan:
Ran `arc patch`, got good results.

  >>> [17] <exec> $ git apply --index --reject -- '/private/var/folders/8k/c3vkmjy5335gcxdzxkhwq82w0000gn/T/7z9iea6srikoo0sc/4266-ZEyvz9'

Reviewers: btrahan, hach-que

Reviewed By: hach-que

CC: aran

Maniphest Tasks: T3266

Differential Revision: https://secure.phabricator.com/D6070
2013-05-30 21:03:21 -07:00
epriestley
592172c775 Remove "--allow-empty-message"
Summary: @alex has git 1.7.0.4 which doesn't have this flag. We don't actually need it: we always provide a commit message when calling this method. Remove the flag for compatibility, leaving a note in case we bump into this in the future.

Test Plan: N/A

Reviewers: btrahan, vrana, alex

Reviewed By: alex

CC: aran

Differential Revision: https://secure.phabricator.com/D5926
2013-05-14 13:35:42 -07:00
Howard Chan
3116d3656a Adding arc revert command[]
Summary:
Arc Revert does the following:
1. Git revert
2. Go to the differential of the rev you are reverting and either repoen it or set it to a reverted state
3. File a hipri task to orig author

[Preview] Creating Arc Revert workflow

Porting arc revert from FB4A to phabricator for general usage. This is my first stab,
so totally appreciate feedback and assistance. I'm currently focused
on making this work for git. However, I built out the functions through the GitAPI so this
could be easily extendable to Mercurial later on.

Stuck on the following (help):
1. Creating a task for FB internal. I tried building on top of existing arc listeners
but getting errors on failures to load the TaskCreator (and other) tasks.

2. I'm using a hacky way to grab the diff revision id from the newly created
revert diff. (see line 204) I'm looking for a way to just fetch the diff ID
from arc after the diff is created; is this possible?

Test Plan:
 -

1. Ran arc revert on a www and fbcode diff
2. Confirmed that revert was run on the diffs and a proper diff filed
 -

Reviewers: royw, sdwilsh, nh, epriestley

Reviewed By: epriestley

CC: aran, epriestley, Korvin, pti, keir

Maniphest Tasks: T1751

Differential Revision: https://secure.phabricator.com/D5553
2013-05-14 11:00:56 -07:00
Martin Kralik
3401b2a5d2 Added missing space between words in messages.
Summary:
During my attept to `arc land master` on `master` branch
I have discovered that error message is missing few spaces between words.

I have added them and used this ugly readonly command:

  pcregrep --include="\.php$" -M -r '(?<!\\n| )("|'"'"')\.\n\s*\1(?!\\n| )' ~/arc/arcanist/src

to detect other instances of this serious bug.

Two more were found.
This time they were probably introduced in order to abide
to the draconian lint rule about number of columns.

Since I want to be a good citizen,
I have added this missing space to the begining of the next line in both cases.
It is an ugly hack, but I think user should not suffer due to missing spaces.

Another solution could be preserving no leading spaces and splitting long lines.
Or just providing excuse to lint.

Test Plan: Ran `arc land master` on `master` branch.

Reviewers: epriestley, vrana

Reviewed By: epriestley

CC: aran, Korvin

Maniphest Tasks: T3008

Differential Revision: https://secure.phabricator.com/D5827
2013-05-03 16:12:17 -07:00
durham
b3108661bb Enable lint amending commits in mercurial
Summary:
arc lint was hardcoded for git for amending commits with lint
patches. This enables the same functionality for mercurial.

Test Plan:
Made some changes that would result in a lint patch.
arc diff

Verify that the patches it produces were amended into the commit.

Verified it still works in git as well.

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D5716
2013-04-16 13:32:12 -07:00
durham
bfc1eeba07 Fix hg amend during arc diff
Summary:
When doing an arc diff with pending changes in your working copy
it was creating a new commit with the pending changes instead of amending
the existing one.  The problem was the author comparison was comparing
values like "John Smith <john@foo.com>" with "John Smith". The fix changes
$api->getAuthor() to return "John Smith" instead of the full string. This
matches the behavior (and implementation) found in the git api.

Test Plan:
hg book foo
touch a && hg commit -Ama
touch b && hg add b
arc diff
When prompted, amend the pending changes to the existing commit.

Verified that the changes were amended instead of making a new commit.

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D5706
2013-04-16 10:22:00 -07:00
durham
f5c8430188 Change hg arc diff to detect up to the nearest parent with a diff
Summary:
Changes arc diff to choose the base commit as the first ancestor
that has a diff.  So if your tree looks like master->A->B->C->D, if you
have a diff on B (which will include A), when you run arc diff on D it will
only include C and D.

This makes the scenario for stacked diffs nicer.  A user can commit A, commit B,
arc diff, commit C, commit D, arc diff, arc land B, arc land D.

Test Plan:
Commit A on top of master
Commit B on top of A
arc diff
Commit C on top of B
Commit D on top of C
arc diff

Verify the second diff contains the changes in C and D, but not A and B.

hg up B
arc land --preview
Verify that arc land shows A and B

hg up D
arc land --preview
Verify that arc land shows A, B, C, and D
(arc land should be unaffected by this change.
It always tries to land the entire branch)

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D5639
2013-04-12 14:11:51 -07:00
Nick Harper
b1fe436cfc [svn] Fix removing a binary file without svn:mime-type set
Summary:
If we're removing a binary file that didn't have svn:mime-type set properly,
we can't propset it (because the file doesn't exist locally). Instead, just
return a synthetic diff for the removed file.

Test Plan:
run arc diff in an svn working copy where I ran svn rm on a binary file that
doesn't have svn:mime-type set, and the diff correctly gets uploaded to
phabricator instead of erroring when trying to set properties.

Reviewers: epriestley, wez

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D5655
2013-04-10 15:22:58 -07:00
durham
7c22017562 Allow 'arc diff .^' for hg repos
Summary:
Previously arc diff for hg only allowed bookmark names, rev numbers,
and commit hashes as the input base commit. This was because it escaped all
inputs and treated them as raw identifiers.

This change makes it treat the input as a revset if the escaped version fails.
This allows users to do things like "arc diff .^" when they only want to diff
the top commit.

Test Plan:
Created a stack of commits, master->A->B.
hg up B
arc diff .^
Verified the diff message only showed B as part of the diff.

arc diff .^~
Verified an error occurred ("Commit '.^~' is not a valid Mercurial commit id.")

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Maniphest Tasks: T2888

Differential Revision: https://secure.phabricator.com/D5638
2013-04-09 17:00:34 -07:00
Jakub Vrana
dbe0f7dc09 Invalidate SVN status cache after adding files
Summary: Cache invalidation is really one of the two hardest computer science problems.

Test Plan:
  lang=sh
  # in Subversion repository
  $ arc diff .arcconfig # untracked

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin, AnhNhan

Differential Revision: https://secure.phabricator.com/D5600
2013-04-06 09:25:35 -07:00
epriestley
ac0aa330f5 Don't use emailuser in Mercurial
Summary:
The `emailuser` template is a relatively recent addition to Mercurial, and a few users have complained about it. It also doesn't actually do what I thought it did, e.g. in an address like this:

  "Abraham Lincoln" <alincoln@whitehouse.gov>
   ^^^^^^^^^^^^^^^   ^^^^^^^^
         (1)            (2)

                     ^^^^^^^^^^^^^^^^^^^^^^^
                              (3)

...I want (1), but `emailuser` means (2). Instead, extract (1) with `getDisplayName()` and (3) with `getAddress()` using PhutilEmailAddress.

The implementation in Mercurial is not particularly sophisticated or magical (it just looks for "@" and "<") so we aren't really missing anything by doing this ourselves, at least today.

Also fix some issues in `arc export`, which literally no one uses, but which is occasionally useful for testing (as here).

Test Plan:
  - Ran `arc diff --only` in an `hg` repo, checked DB to see that name/email were correctly extracted.
  - Ran `arc export --git` in an `hg` repo, didn't get a long series of fatals.

Reviewers: btrahan, DurhamGoode

Reviewed By: DurhamGoode

CC: aran

Maniphest Tasks: T2866, T2858

Differential Revision: https://secure.phabricator.com/D5539
2013-04-02 14:06:46 -07:00
durham
ba78000b38 Make arc patch create a bookmark by default in hg
Summary:
Previously, arc patch would create a new commit under the existing
current bookmark in mercurial. There have been two discussions about what the
right behavior should be (D3334 and D3658). One side wants no commit at all,
and one side wants a commit under a new bookmark. The current implementation is
the worst of both worlds :(

This change makes it create a new bookmark at the revision's base before commiting,
same as the --bookmark flag used to do (which is now obsolete). That way the
existing bookmark doesn't move (in mercurial >=1.8). This is the same behavior
git has, which is convienent for groups migrating between the two.

Also makes hg's getCanonicalRevision handle svn revisions just like git. This way
arc patch will try to apply the patch to the appropriate revision in the history.

Test Plan:
Ran:
arc patch - Verified it created a new bookmark and commited on top of the
revision's base commit.

arc patch --nobranch - Verified it put the new commit on top of the current
bookmark without a new bookmark.

arc patch --nocommit - Verified it left all the changes in the working copy.

Also verified arc patch still works with git.

Reviewers: epriestley

Reviewed By: epriestley

CC: sid0, bos, dschleimer, aran, Korvin

Differential Revision: https://secure.phabricator.com/D5408
2013-03-21 17:52:07 -07:00
James Rhodes
2900ab6abd Added automatic stash / unstash support for Git in arc diff.
Summary:
- Added arc.autostash option to have this behaviour off by
default (but configurable on a per-project basis).
- Automatic stashing of changes now informs the user of how
to restore their working directory if Arcanist unexpectedly
terminates.
- Fixed an issue with finalizeWorkingCopy when the workflow
didn't require a clean working copy.

Test Plan:
Test `arc diff` when there are changes in the working
directory; by default it should tell you to stash or commit.
Turn on the arc.autostash option and try again; it should
automatically stash with a message on how to recover, and
it should restore the working directory automatically under
almost any circumstances (other than an unrecoverable error).

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D5385
2013-03-21 16:00:05 -07:00
durham
4af7c865aa Use hg phases to detect outgoing when phases are supported
Summary:
There was an accidental ! in the phase vs outgoing condition
which caused it to use 'hg outgoing' when it should have used the draft()
phase.  Fixing this shaves 4.5 seconds off 'arc diff' on large repos.

Test Plan:
Ran arc diff --trace.  Noted that the draft() was used and that the diff
contained the correct files and commit.

Reviewers: epriestley

Reviewed By: epriestley

CC: sid0, bos, dschleimer, aran, Korvin

Differential Revision: https://secure.phabricator.com/D5182
2013-03-01 14:10:25 -08:00
durham
8412f7cfd7 Improve hg arc diff perf when image files are uploaded
Summary:
arc diff called 'hg cat' twice for every image binary in the diff.
This turns out to take 1 second per call on a large repo because mercurial
has to parse the manifest every time.

Now arc diff batches up all the files and does only two 'hg cat'
commands.  This makes the cost constant relative to the number of
images being uploaded.

Test Plan:
Ran arc diff on a diff with 30 images on both git and hg.
Verified that it was fast and that the images showed up in the web ui.

Reviewers: epriestley

Reviewed By: epriestley

CC: sid0, dschleimer, bos, aran, Korvin

Differential Revision: https://secure.phabricator.com/D5144
2013-02-28 09:46:42 -08:00
durham
0cb1b7efad Fix arc lint on working copy changes in mercurial repos
Summary:
Previously, running arc lint on a set of changes that only
existed in your working copy threw an exception in mercurial repos.
It was trying to use the revset "...." (i.e. the range from . to .),
which didn't parse. Even if I fix that it still doesn't work because
getRawDiffText did not include the working copy changes (which it does
in git).  I removed the check so the function now acts the same as in
git and arc lint works on working copy changes. I've seen this error before
in other places so hopefully this change will also fix any other areas,
that depended on getRawDiffText working the same as git.

The logic I removed was added in D1954 to support diffing against
uncommited changes.  That workflow should be unchanged.  arc diff will
still prompt the user if there are uncommited changes, and the user can
still choose to abort or continue.

Let me know if I missed something important which makes this a bad idea.

Test Plan:
Edited a file in the working directory of a hg repo.
arc lint
Verified lint ran successfully.

Also ran arc diff and land with and without working copy changes to make sure
they still work.  I'd kill for some tests in this area...

Reviewers: epriestley, vrana

Reviewed By: epriestley

CC: dschleimer, bos, sid0, aran, Korvin

Maniphest Tasks: T1631

Differential Revision: https://secure.phabricator.com/D5130
2013-02-26 16:15:29 -08:00
epriestley
7a67173b97 Apply new whitespace lint rules to arcanist/
Summary: Automated changes from `arc lint`.

Test Plan: Looked them over.

Reviewers: vrana

Reviewed By: vrana

CC: aran

Differential Revision: https://secure.phabricator.com/D5017
2013-02-19 14:09:20 -08:00
durham
eda3fc2ab4 Improve mercurial 'arc land' perf by avoiding updates
Summary:
Mercurial 'arc land --hold' was taking 90+ seconds on our large
repository.  Since most of arc land doesn't require any particular working
directory, I've changed the mercurial logic to avoid all updates except for
two: the one prior to finding the revision (only applies if the user specified
--branch), and the one at the end to leave the user in a good state.

Also got rid of a 'hg outgoing' call when phases are supported. Also changed
the hg-subversion detection to just look for .hg/svn instead of running 'hg
svn info', which was taking 4 seconds.

Now arc land takes about 50 seconds. Still much worse than git's 25 seconds.
One big hot spot is in the two 'hg rebase' calls, which account for 25 seconds
(versus 11 seconds of git).

Test Plan:
Tested arc land with mercurial and git. Tested with and without the --branch
options.

Reviewers: epriestley, bos, sid0, dschleimer

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D5014
2013-02-19 13:36:02 -08:00
epriestley
1e612eebc3 Fix another SVN issue with "@" files
Summary: This chunk of code is kind of iffy and not really correct, but make it not fail, at least.

Test Plan:
  - Added a file named `swamp@2x.jpg` to a working copy.
  - Used `svn propedit svn:mime-type swamp@2x.jpg@` to incorrectly set its mime type to `text/plain`.
  - Ran `arc diff`.
  - Saw `arc diff` "correctly" change its mime-type to a binary mime type. This isn't really correct, but doing it successfully is better than throwing an exception.

Reviewers: mbishopim3, chad

Reviewed By: mbishopim3

CC: aran

Differential Revision: https://secure.phabricator.com/D4998
2013-02-18 08:24:47 -08:00
epriestley
aba9d49449 Fix "none" in SVN XML summary
Summary: The `svn diff --xml --summarize` command reports a bunch of item statuses, which may include "none" if you make property changes to a directory (this is fairly rare).

Test Plan: Created property changes, saw "none" status.

Reviewers: chad, mbishopim3

Reviewed By: chad

CC: aran

Differential Revision: https://secure.phabricator.com/D4978
2013-02-15 14:53:31 -08:00
epriestley
0f57b8d2de Fix various SVN escaping issues in arc patch
Summary: Followup to D4703. When we give paths to `svn`, we need to escape them if they contain an `@`.

Test Plan:
Created a patch full of modifications to files with `@` in their names, and applied it:

  $ arc patch --diff 192
  A         A@2xcopy2
  A         A@2xcopy
  D         A@2x
   OKAY  Successfully applied patch to the working copy.

Reviewers: chad, mbishopim3

Reviewed By: chad

CC: aran

Differential Revision: https://secure.phabricator.com/D4977
2013-02-15 14:53:25 -08:00
epriestley
39704f1e49 Fix "arc:this" and "arc:amended" base rules after D4838
Summary:
After D4383, we escape the base commit when constructing a command like this:

  hg log --rev (base::. - base)

However, if the base commit is a revset like ".^", we now escape it and Mercurial looks for a commit named ".^" (a valid mercurial branch name) instead.

Fix this by returning nodes for these rules instead of revsets. The "arc:this" rule is automatically used in some operations, like "arc amend", so users can hit this during normal workflows, not just with weird `--base` rules.

Test Plan: Ran "arc amend" in a Mercurial repository, didn't fatal out.

Reviewers: DurhamGoode, sid0

Reviewed By: DurhamGoode

CC: tido, aran

Differential Revision: https://secure.phabricator.com/D4949
2013-02-14 13:57:34 -08:00
vrana
299b9c4c6b Support arc bookmark in Mercurial
Summary:
Branch in Mercurial means something else.
Hopefully users wouldn't be too confused.

Test Plan:
  $ arc help
  $ arc help branch
  $ arc help feature
  $ arc feature
  $ arc bookmark
  $ arc branch
  # In hg repo:
  $ arc feature
  $ arc feature new
  $ arc feature new

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Maniphest Tasks: T2332

Differential Revision: https://secure.phabricator.com/D4753
2013-02-13 13:58:07 -08:00
epriestley
446e5c4599 Apply rtrim() to arc:upstream
Summary: Git spits these out with \n at the end.

Test Plan:
```
>>> orbital ~/devtools/arcanist $ git branch --set-upstream trim master
Branch trim set up to track local branch master.
>>> orbital ~/devtools/arcanist $ arc which --base arc:upstream
RELATIVE COMMIT
If you run 'arc diff', changes between the commit:

    acf7600e6e  Temporarily restore apache/license linters

...and the current working copy state will be sent to Differential, because
it is the merge-base of the upstream of the current branch and HEAD, and
matched the rule 'arc:upstream' in your args 'base' configuration.

You can see the exact changes that will be sent by running this command:

    $ git diff acf7600e6e728395..HEAD

These commits will be included in the diff:

    3580555e4b30598f  WIP

MATCHING REVISIONS
These Differential revisions match the changes in this working copy:

    (No revisions match.)

Since there are no revisions in Differential which match this working copy, a
new revision will be created if you run 'arc diff'.
```

Reviewers: brennantaylor

Reviewed By: brennantaylor

CC: aran

Differential Revision: https://secure.phabricator.com/D4913
2013-02-11 15:58:47 -08:00
epriestley
84254f111a Minor, fix an exception variable.
Auditors: DurhamGoode
2013-02-11 04:54:20 -08:00
durham
4c35af9283 Make 'arc diff X' in mercurial match git by using the GCA of X as the base
Summary:
Previously 'arc diff X' with mercurial meant to use X as the base
to diff against.  Now it means use gca(X,working directory) as the base to
diff against.  This matches the git behavior.

Test Plan:
Ran 'arc diff master' on a repo where master was ahead of the feature branch.
Verified that the diff result included only the diffs in the feature branch.

Reviewers: epriestley, sid0, bos, dschleimer

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D4865
2013-02-08 07:09:30 -08:00
durham
db053e1eb7 Improve performance of mercurial arc diff
Summary:
arc diff on large mercurial repos was taking 14 seconds just to get
to the commit message prompt.  With these optimizations it takes 4.

- "ancestor(.) - ancestor(XYZ)" is expensive because it has to build the
entire 400000+ revision history for both.  "XYZ::. - XYZ" is much cheaper
because it only looks at the revisions between XYZ and the working directory.

- "hg outgoing" has to talk to the server, which is slow.  "hg log -r draft()"
gives us the same information and is much cheaper.  We fall back to 'outgoing'
on older versions of mercurial.

Of the remaining 4 seconds, 2.5 are spent in 'hg status', which is a bit harder
improve.

Test Plan: Ran arc diff on our hg repo. Verified it ran faster and the diff was created.

Reviewers: epriestley, sid0, bos, dschleimer

Reviewed By: epriestley

CC: aran, Korvin, tido

Differential Revision: https://secure.phabricator.com/D4838
2013-02-08 05:54:32 -08:00
epriestley
99feb5c28e Record commit email information from arc
Summary:
Record author email information in `arc diff`, so we can recreate it in `arc patch` and elsewhere without creating any kind of email exposure issues.

In Mercurial, we currently store the whole string ("username <email@domain.com>"). Make this consistent with Git.

Test Plan: Created git and hg diffs, saw authorEmail populated.

Reviewers: btrahan, edward, vrana

Reviewed By: btrahan

CC: aran

Differential Revision: https://secure.phabricator.com/D4825
2013-02-05 20:11:20 -08:00
epriestley
be73bd8716 Allow arc diff and similar to run on systems with no git
Summary:
We assume `git` is available now, but should not. Specifically, if a user runs a working copy operation like `arc list` in an SVN working copy without `git` available, they get this error: P707

We interpret git errors very narrowly; be more liberal in how we interpret them. This assumes users working with `git` will have a functional `git`, but this seems like a reasonable assumption and lets us remove some error text matching code.

Test Plan: Changed `git` to `girt`, ran `arc list`, saw a reasonable exception. Changed back to `git`, saw git detected.

Reviewers: btrahan, vrana

Reviewed By: vrana

CC: svemir, aran

Differential Revision: https://secure.phabricator.com/D4804
2013-02-04 11:34:53 -08:00
vrana
6cd3d8e995 Fix getting changed files in SVN
Summary:
This is pretty awkward but I don't have anything better.

Also don't compute cache key if caching is disabled.

Test Plan:
  $ svn diff --xml --summarize '' -r 701319:HEAD
  $ svn diff --xml --summarize svn+ssh://tubbs/svnroot/projects/lolbunny -r 701319:HEAD

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D4771
2013-01-31 13:47:59 -08:00
vrana
edd585a3d7 lint_untracked 2013-01-28 15:15:18 -08:00
epriestley
53691cdcf9 Fix an escaping issue with "svn commit"
Summary: Fixes T2438. We currently escape everything with '@', but SVN rejects that for '.'

Test Plan:
Unit tests. Performed this commit:

  $ svn st
   M      .
  A       x@123
  $ arc commit --conduit-uri=http://local.aphront.com:8080/ --revision 53

      Revision 'D53: asdf' has not been accepted. Commit this revision anyway?
      [y/N] y

  Committing 'D53: asdf'...
  Sending        .
  Adding         x@123
  Transmitting file data .
  Committed revision 37.
  Done.

I grepped for more '@' adding but couldn't find any. It's a bit tricky to grep for though, so it's possible I missed some.

Reviewers: btrahan, vrana

Reviewed By: btrahan

CC: aran, mbishopim3

Maniphest Tasks: T2438

Differential Revision: https://secure.phabricator.com/D4703
2013-01-28 14:11:31 -08:00
vrana
d3a6e456a6 Mark deleted paths as removed in committing
Test Plan: Deleted file in Git, ran `arc diff`, confirmed the question, saw the file as deleted.

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D4603
2013-01-23 14:42:49 -08:00
Nick Harper
40102252bf Fix arc diff when run from a git submodule
Summary:
A git submodule looks a lot like a normal git repo, but the .git
directory is replaced with a file that git reads to find the real
location of the git directory. When arcanist tries to write a file into
a directory inside of there, it was failing silently, and then crashing
silently when it couldn't read results back out. Instead of assuming the
git directory is a directory named .git at the toplevel of the tree, we
use the appropriate git command to get the correct git directory.

Test Plan: submit a diff from a submodule

Reviewers: epriestley, vrana

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D4482
2013-01-17 11:28:13 -08:00
epriestley
d399354822 Normalize Windows directory separators in SVN
Summary: Fixes T1946.

Test Plan: Ran `arc diff --only` with added paths inside directories. Saw only "/" entries in the diff.

Reviewers: btrahan, vrana

Reviewed By: vrana

CC: aran, mbishopim3

Maniphest Tasks: T1946

Differential Revision: https://secure.phabricator.com/D4374
2013-01-09 12:34:37 -08:00
epriestley
57ec5a026d Fix arc diff x y in SVN
Summary:
D4186 added an "svn status --xml x y" form to getSVNStatus(), but the parser doesn't work for multiple files, since we get multiple <target /> elements in the XML output. So, curently, `arc diff` works (one target, all files) and `arc diff x` works (one target, x) but `arc diff x y` does not (more than one target, hits the exception).

  $ arc diff QUACK2 QUACK3
  Exception
  Expected exactly one XML status target.

Test Plan: Ran `arc diff QUACK2 QUACK3` in a working copy with modified QUACK2, QUACK3. Ran `arc diff`; `arc diff QUACK2`.

Reviewers: vrana, btrahan, codeblock, JThramer

Reviewed By: codeblock

CC: aran

Differential Revision: https://secure.phabricator.com/D4372
2013-01-09 09:11:26 -08:00
vrana
f830b3bf3f Don't require clean working copy for arc diff path in SVN
Summary: If you are explicit then there is no need to ask you.

Test Plan:
  $ touch a
  $ arc diff
  $ arc diff a
  $ arc diff existing

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D4186
2012-12-21 12:34:06 -08:00
vrana
940d91d7b5 Speed up SVN discovery
Summary: `svn info` takes up to 10 seconds.

Test Plan: `arc diff` inside SVN repo and outside any repo.

Reviewers: nh, epriestley

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D4256
2012-12-20 18:10:37 -08:00
bonneval
551d036a89 Bugfixed undefined variable $commit. 2012-12-18 14:31:48 +01:00
epriestley
0bf5c3603c Refactor commit ranges and base commit handling
Summary:
See D4049, D4096.

  - Move commit range storage from Mercurial and Git APIs to the base API.
  - Move caching up to the base level.
    - Store symbolic name and resolved name separately, so we can re-resolve the correct commit from the symbolic name after dirtying caches.
  - Rename `supportsRelativeLocalCommit()` to `supportsCommitRanges()` (old name wasn't very good, and not consistent with new terminology like the `--base` flag).
  - Rename `getRelativeCommit()` and `setRelativeCommit()` to `getBaseCommit()` and `setBaseCommit()`.
  - Introduce `reloadCommitRange()` and call it from `reloadWorkingCopy()`.

I think this fixes the problem in D4049, and provides a general solution for the class of problems we're running into here, with D4096. Specifically:

  - We no longer get dirty caches, as long as you call reloadWorkingCopy() after changing the working copy (or call a method which calls it for you).
  - We no longer get order-of-parsing-things problems, because setBaseCommit() reloads the appropriate caches.
  - We no longer get nasty effects from calling `requireCleanWorkingCopy()` too early.

Test Plan: This is pretty far-reaching and hard to test. Unit tests; ran various arc commands. :/

Reviewers: vrana

Reviewed By: vrana

CC: aran

Differential Revision: https://secure.phabricator.com/D4097
2012-12-17 12:54:08 -08:00
epriestley
2ae0cb797d Remove ArcanistRepositoryAPI::setDefaultBaseCommit()
Summary:
This method is used in three cases:

  # For unit tests, to set the range to 'HEAD^' or '.^' in an agnostic way.
  # For "amend", to set the range to the commit to be amended (also 'HEAD^' or '.^').
  # For "patch" and "upgrade" so we don't fail just because there's an invalid "base" rule somewhere in the config when doing clean-working-copy tests.

For cases (1) and (2), introduce an "arc:this" rule to mean "the current commit". For case (3), remove the call; it is no longer necessary to check the commit range in order to do tests for the working copy state after D4095.

Test Plan: Ran unit tests, "arc upgrade", "arc patch", "arc amend".

Reviewers: vrana

Reviewed By: vrana

CC: aran

Differential Revision: https://secure.phabricator.com/D4096
2012-12-17 12:53:38 -08:00
epriestley
0e27dbfd17 Refactor getWorkingCopyStatus() into getUncommittedStatus() and getCommitRangeStatus()
Summary:
See discussion in D4049.

The getWorkingCopyStatus() method gets called from requireCleanWorkingCopy() in a lot of places, which triggers resolution of the base of the commit range. This is unnecessary; we do not need to examine the base commit in order to determine whether the working copy is dirty or not. This causes problems, in D4049 and elsewhere (we currently have a lot of fluff calls to setDefaultBaseCommit() in workflows which need to call requireCleanWorkingCopy() but do not ever use commit ranges, such as `arc patch`). This is mostly an artifact of SVN, where the "commit range" and "uncommitted stuff in the working copy" are always the same.

  - Split the method into two status methods: getUncommittedStatus() (uncommitted stuff in the working copy, required by requireCleanWorkingCopy()) and getCommitRangeStatus() (committed stuff in the commit range).
  - Lift caching out of the implementations into the base class.
  - Dirty the cache after we commit.

This doesn't do anything useful on its own and creates one caching problem (`commitRangeStatusCache` is not invalidated when the commit range changes because of `setBaseCommit()` or similar) but I wanted to break things apart here. I won't land it until there's a more complete picture.

This creates a minor performance regression in git and hg (we run less stuff in parallel than previously) but all the commands should be disk-bound anyway and the regression should be minor. It prevents a larger regression in `hg` in D4049, and lets us do less work to arrive at common error states (dirty working copy). We can examine perf at the end of this change sequence.

Test Plan: Ran unit tests, various `arc` commands.

Reviewers: vrana

Reviewed By: vrana

CC: aran

Differential Revision: https://secure.phabricator.com/D4095
2012-12-17 12:53:28 -08:00
epriestley
c43d627cf2 Remove ArcanistSubversionAPI::hasMergeConflicts()
Summary: No callsites, redundant with getMergeConflicts().

Test Plan: Grepped for callsites.

Reviewers: vrana

Reviewed By: vrana

CC: aran

Differential Revision: https://secure.phabricator.com/D4093
2012-12-06 12:20:02 -08:00
durham
aada1440ef Add hg support for arc land
Summary:
Makes arc land support hg repositories. Both bookmarks and named branches can be landed.  For the most part all the arc land options work, but there are a few caveats:

- bookmarks can only be landed on bookmarks
- branches can only be landed on branches
- landing a named branch with --merge creates a commit to close the branch before the merge.
- since mercurial doesn't start with a default master bookmark, landing a bookmark requires specifying --onto or setting arc.land.onto.default

Test Plan:
Tested arc land with all permutations of --merge, --keep-branch on both bookmark branches and named branches.  Also tested --hold, --revision, --onto, --remote.

See https://secure.phabricator.com/P619

Also tested git arc land with --merge and --keep-branch.

Reviewers: dschleimer, sid0, epriestley, bos

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D4068
2012-12-03 17:59:12 -08:00
vrana
6cb8d483b2 Improve getting Git author
Summary:
It has one more than source, see http://www.kernel.org/pub/software/scm/git/docs/git-commit-tree.html#_commit_information.
Also 'user.name' may not be set at all.
Also `git config` returns non-zero for non-existing value.

Test Plan:
  var_dump($api->getAuthor());

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D4053
2012-11-30 11:09:31 -08:00
vrana
9917c1f06a Provide a method for getting Git SVN revision
Summary: I plan to use it in `save_lint.php`.

Test Plan:
  $api->getUnderlyingWorkingCopyRevision(); // In Git SVN repo

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D4054
2012-11-30 11:06:23 -08:00
vrana
c12dee997d Prefer Mercurial and Git over Subversion in discovering repository
Summary: `svn info` is the slowest command for discovering repository (up to 300 ms) and Subversion is probably the least used repository type with Arcanist. Let's discover it last.

Test Plan:
  $ arc lint --trace

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D4039
2012-11-27 13:48:31 -08:00
vrana
fc2cd63739 Fix getting changed files in Git 2012-11-21 15:57:06 -08:00
vrana
0cf8ef02d8 Don't amend commits with different author
Summary: Also delete extra newlines.

Test Plan:
  $ arc diff # on top of my commit

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Maniphest Tasks: T2025

Differential Revision: https://secure.phabricator.com/D3996
2012-11-21 13:09:11 -08:00
vrana
22d8e7467b Allow running arc diff without git commit
Summary:
There's quite some logic in here:

- It automatically decides whether to create a new commit or amend.
- It partially respects 'default-relative-commit'.
- However if it points to a closed revision then it creates a new commit.

Resolves T2025.

Test Plan:
`arc diff` on:

- Clean committed repository.
- Dirty repository without commit since 'default-relative-commit'.
- Dirty repository with non-revision commit since 'default-relative-commit'.
- Dirty repository with revision commit since 'default-relative-commit'.
- `arc diff HEAD^` on dirty repository on top of closed revision.

Reviewers: epriestley, btrahan

Reviewed By: epriestley

CC: aran, Korvin

Maniphest Tasks: T2025

Differential Revision: https://secure.phabricator.com/D3967
2012-11-19 12:06:03 -08:00
epriestley
f4222b3c8b Revert "accommodate git's diff.suppress-blank-empty=true setting (D3963)"
Summary: Reverts D3963, which is obsoleted by D3969.

Test Plan: Straight revert.

Reviewers: vrana, jiiix, btrahan

Reviewed By: vrana

CC: aran

Differential Revision: https://secure.phabricator.com/D3970
2012-11-15 15:47:43 -08:00
Jim Meyering
515399c0f6 accommodate git's diff.suppress-blank-empty=true setting
Summary:
accommodate git's diff.suppress-blank-empty=true setting
Without this change, if you were to set diff.suppress-blank-empty=true
in your .gitconfig (as I do), then "arc diff" would always fail with the
cryptic diagnostic, "Diff Parse Exception: Found the wrong number of
hunk lines."

Test Plan:
Put this in ~/.gitconfig or .git/config
[diff]
         suppress-blank-empty = true
and run "arc lint".  It should pass.  Without this chnage,
it would fail as described above.

Reviewers: vrana, epriestley

Reviewed By: vrana

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D3963
2012-11-13 15:22:11 -08:00
vrana
15e4e6a003 Introduce arc lint --severity warning
Summary: I plan to exclude advices from our saved results.

Test Plan:
  $ arc lint src/lint/engine/PhutilLintEngine.php
  $ arc lint --severity advice src/lint/engine/PhutilLintEngine.php
  $ arc lint --severity error src/lint/engine/PhutilLintEngine.php

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Maniphest Tasks: T2038

Differential Revision: https://secure.phabricator.com/D3936
2012-11-12 18:17:30 -08:00
vrana
58e3e928d1 Provide repository API method for getting changed files
Test Plan:
  print_r($api->getChangedFiles('HEAD~36')); // Under Git.

Verified that deleted files are false.

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Maniphest Tasks: T2038

Differential Revision: https://secure.phabricator.com/D3941
2012-11-12 18:17:10 -08:00
vrana
d3f351caae Provide repository API method for getting all files
Test Plan:
  print_r(iterator_to_array($api->getAllFiles())); // Under Git.

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Maniphest Tasks: T2038

Differential Revision: https://secure.phabricator.com/D3940
2012-11-12 18:17:03 -08:00
keegancsmith
0a6444790d Performance improvements for linting in an HG repo.
Summary:
Run `hg status` as a Future while getting the diff. Add a cache for
getRawDiffText().

Test Plan:
Run `arc lint --trace` on a HG repo and confirm that `diff` is only called once
and `status` is run in the background.

Reviewers: epriestley

Reviewed By: epriestley

CC: yliang, dpepper, aran, Korvin

Maniphest Tasks: T2016

Differential Revision: https://secure.phabricator.com/D3913
2012-11-07 10:24:28 -08:00
vrana
53c9167953 Declare abstract method in repository API
Test Plan: This diff.

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D3911
2012-11-07 10:10:26 -08:00
vrana
66d204be81 Delete license headers from files
Summary:
This commit doesn't change license of any file. It just makes the license implicit (inherited from LICENSE file in the root directory).

We are removing the headers for these reasons:

- It wastes space in editors, less code is visible in editor upon opening a file.
- It brings noise to diff of the first change of any file every year.
- It confuses Git file copy detection when creating small files.
- We don't have an explicit license header in other files (JS, CSS, images, documentation).
- Using license header in every file is not obligatory: http://www.apache.org/dev/apply-license.html#new.

This change is approved by Alma Chao (Lead Open Source and IP Counsel at Facebook).

Test Plan: Verified that the license survived only in unit tests and LICENSE file.

Reviewers: epriestley, btrahan, edward

Reviewed By: epriestley

CC: aran, Korvin, davidrecordon

Maniphest Tasks: T2035

Differential Revision: https://secure.phabricator.com/D3881
2012-11-05 11:16:24 -08:00
Edward Speyer
f0c0245957 Support --nobranch when not currently on a branch
Summary:
This is horrible and git specific, but fixes a case where people are using "arc
patch --nobranch ..." when they're not currently on a branch.

The old code assumed you were on a branch and used getBranchName() to record
this, in order to return to that branch later and cherry-pick the patch.

When not on a branch, and using arc patch --nobranch, this was trying to return
to the branch '(no branch)'.

Now, I detect that we're not on a branch and just record what HEAD is instead.

Test Plan:
Checkout the SHA of master (so I'm on master, but not on a branch) then try to
patch it with a feature diff:

  € git checkout e7a3ec68159d6847372cab5ad913f2f15aa7c249
  Warning: you are leaving 1 commit behind, not connected to
  any of your branches:

    ac1ad39 Updating a-file

  If you want to keep them by creating a new branch, this may be a good time
  to do so with:

   git branch new_branch_name ac1ad392350a51edd10343f12b9713f5e5b3707c

  HEAD is now at e7a3ec6... Fix arcconfig

  € arc patch --nobranch D7
  Created and checked out branch arcpatch-D7.
   OKAY  Successfully committed patch.

  € git branch
  * (no branch)
    feature
    haddock
    master

  € git log --oneline | head -2
  38c0235 Updating a-file
  e7a3ec6 Fix arcconfig

Reviewers: vrana, epriestley

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D3743
2012-10-19 12:12:57 -07:00
epriestley
ffac8d5c4c Improve arc handling of various binary file operations in Git
Summary:
See T866, D3521. Additional things this fixes:

  - `arc export` now exports binary data correctly.
  - `ArcanistBundle` unit tests now load and apply binary data correctly.
  - `arc patch` no longer relies on `base` configuration.
  - Adds tests to the tarball:

  commit df340e88d8aba12e8f2b8827f01f0cd9f35eb758
  Author: epriestley <git@epriestley.com>
  Date:   Wed Oct 17 15:46:11 2012 -0700

      Remove binary image.

  commit 3f5c6d735e64c25a04f83be48ef184b25b5282f0
  Author: epriestley <git@epriestley.com>
  Date:   Wed Oct 17 15:45:58 2012 -0700

      Copy binary image.

  commit b454edb3bb29890ee5b3af5ef66ce6a24d15d882
  Author: epriestley <git@epriestley.com>
  Date:   Wed Oct 17 15:45:35 2012 -0700

      Move binary image.

  commit 5de5f3dfda1b7db2eb054e57699f05aaf1f4483e
  Author: epriestley <git@epriestley.com>
  Date:   Wed Oct 17 15:45:09 2012 -0700

      Add a binary image.

Test Plan: Ran unit tests, `arc patch`, `arc export`, `arc diff`, `arc upgrade`.

Reviewers: vrana, btrahan

Reviewed By: btrahan

CC: aran

Maniphest Tasks: T866

Differential Revision: https://secure.phabricator.com/D3732
2012-10-19 10:10:25 -07:00
vrana
36acc9a01d Search for SVN commit in Git SVN repository
Summary: `arc patch` currently warns about "This diff is against commit svn+ssh://... but the commit is nowhere in the working copy" in Git SVN repository.

Test Plan:
  $ arc patch # in Git SVN repository
  $ svn find-rev r121212112 # invalid revision

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D3539
2012-09-28 11:34:53 -07:00
dennis zhuang
d65b953252 Get branch name with --no-color option 2012-09-13 15:12:19 -07:00
Brandon Pedersen
4038e7be0a Fix commit message format returned by getCommitMessage
Git commit messages must have 2 newlines between the subject and body
If used to rewrite a commit message then the commit message will be
incorrectly reformatted.
2012-09-06 08:56:44 -06:00
vrana
014521362f Fix lint warning 2012-08-15 14:27:04 -07:00
vrana
cd2f8edb83 Speedup arc branch
Summary:
This reduces time of `arc branch` from 13s to 7s in my repo which is faster than `git branch --verbose` (10s).

The price for this speedup is that we loose the information [ahead 1, behind 21242] but we showed it only in branches with no revision so it's not a big deal.

Test Plan:
  $ arc branch

Reviewers: epriestley

Reviewed By: epriestley

CC: ahupp, aran, Korvin

Differential Revision: https://secure.phabricator.com/D3005
2012-07-18 18:01:44 -07:00
epriestley
802c0ed89f Fix some arc/mercurial issues
Summary:
  - In "arc which", we recommend "--rev x --rev ." to show changes. This is not accurate if there are uncommitted changes in the working copy. Just "--rev x" shows the correct changes (implicitly, the other end of the range is the working copy state).
  - When you diff only working copy changes, we currently incorrectly identify all your open revisions as belonging to the working copy. Instead, correctly identify none of them as belonging to the working copy (in theory, we could go farther than this and do path-based identification like SVN, but with --amend in hg 2.2+ this workflow should be going away in the long run).
  - If you have uncommitted working copy changes, never try to amend.

Test Plan: Ran "arc which .", "arc diff ." in a working copy with dirty changes, got better results than before.

Reviewers: dschleimer, btrahan

Reviewed By: btrahan

CC: aran

Maniphest Tasks: T1507

Differential Revision: https://secure.phabricator.com/D2980
2012-07-17 16:16:11 -07:00
epriestley
cb56743521 Improve Arcanist + Windows + SVN compatibility
Summary: From "cmd.exe" with, e.g. SilkSVN, there are some issues getting arc to do anything useful. Resolve enough of them so that it's at least usable.

Test Plan: Created a revision from Windows / cmd.exe / arc / SVN.

Reviewers: btrahan, jungejason, vrana

Reviewed By: vrana

CC: aran

Differential Revision: https://secure.phabricator.com/D2984
2012-07-16 17:28:13 -07:00