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Author SHA1 Message Date
Joshua Spence
ee2070fadb Extend LINT_BRACE_FORMATTING to warn on missing braces
Summary: Extend the `ArcanistXHPASTLinter::LINT_BRACE_FORMATTING` rule to raise a warning when `n_STATEMENT` is used without having `n_STATEMENT_LIST` as a parent. Essentially, this means that `if ($x) { do_y(); }` is preferred over `if ($x) do_y();`.

Test Plan: Added some test cases.

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10571
2014-12-08 23:30:33 +11:00
epriestley
b46d4ed4ad Update lint engine documentation
Summary: Fixes T6627. This class documentation is out of date and somewhat misleading in the modern environment.

Test Plan: Read it.

Reviewers: btrahan, chad

Reviewed By: chad

Subscribers: epriestley

Maniphest Tasks: T6627

Differential Revision: https://secure.phabricator.com/D10899
2014-11-24 15:01:19 -08:00
David Cramer
6a36584ae1 Report tests results whenever possible
Summary: This adjusts the behavior of PytestTestEngine so that it correctly reports test failures natively, rather than throwing a command error.

Test Plan: Yeah right

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: Korvin, epriestley

Differential Revision: https://secure.phabricator.com/D10866
2014-11-17 15:25:48 -08:00
Chad Little
52947cfd92 Remove gist link that (never?) doesn't work
Summary: Removing 404 link, fixes https://github.com/phacility/arcanist/issues/180

Test Plan: n/a

Reviewers: epriestley, avivey

Reviewed By: epriestley, avivey

Subscribers: Korvin, epriestley

Differential Revision: https://secure.phabricator.com/D10689
2014-10-13 10:48:18 -07:00
Joshua Spence
8547a25928 Fix LINT_KEYWORD_CASING for class keyword
Summary: D10653 didn't quite cut it.

Test Plan: Tested on a real file.

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: Korvin, epriestley

Differential Revision: https://secure.phabricator.com/D10656
2014-10-08 09:29:35 +11:00
Joshua Spence
f44a6e00a7 Extend ArcanistXHPASTLinter::LINT_KEYWORD_CASING
Summary: Extend `ArcanistXHPASTLinter::LINT_KEYWORD_CASING` to include the `class` keyword.

Test Plan: I can't really added a test case for this without getting "XHP19 Class-Filename Mismatch".

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: Korvin, epriestley

Differential Revision: https://secure.phabricator.com/D10653
2014-10-08 08:54:45 +11:00
Joshua Spence
a0cb484db4 Mark some methods in ArcanistLinter as final
Summary: Minor change, self-explanatory... this seems to make sense.

Test Plan: N/A

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10476
2014-10-08 00:07:39 +11:00
Joshua Spence
e54725ec89 Add a LINT_CONSTRUCTOR_PARENTHESES rule to ArcanistXHPASTLinter
Summary: Adds an `ArcanistXHPASTLinter::LINT_CONSTRUCTOR_PARENTHESES` rule which ensures that (possibly empty) parentheses are used when calling a constructor.

Test Plan: Added test cases.

Reviewers: #blessed_reviewers, epriestley

Reviewed By: #blessed_reviewers, epriestley

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10597
2014-10-07 23:59:03 +11:00
Joshua Spence
b1112e73c4 Minor linter fixes
Summary: Apply some linter autofixes.

Test Plan: `arc lint` and `arc unit`

Reviewers: #blessed_reviewers, epriestley

Reviewed By: #blessed_reviewers, epriestley

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10568
2014-09-27 10:21:23 +10:00
Joshua Spence
8ed1459ecd Add a linter rule to detect variable arguments for break and continue
Summary: In PHP 5.4, the `break` and `continue` statements no longer accept variable arguments (e.g., `break 1 + foo() * $bar;`). Static arguments still work, such as break 2;. As a side effect of this change `break 0;` and `continue 0;` are no longer allowed.

Test Plan: Added some test cases.

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10567
2014-09-26 08:40:30 +10:00
Joshua Spence
247a4fabb8 Fix LINT_ARRAY_SEPARATOR for heredocs
Summary: It is not correct to add a trailing comma if the `n_ARRAY_VALUE` node is a heredoc string.

Test Plan: Added a test case.

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10569
2014-09-26 08:35:40 +10:00
Joshua Spence
cb20078250 Fix LINT_ARRAY_SEPARATOR for nested arrays
Summary: The `LINT_ARRAY_SEPARATOR` rule was added to `ArcanistXHPASTLinter` in D10535. Unfortunately, it does not correctly handle nested arrays correctly. This patch fixes this. Depends on D10554.

Test Plan: Added a test case.

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10558
2014-09-26 07:14:55 +10:00
Joshua Spence
e6e317db27 Fix incorrect linter code being raised
Summary: `ArcanistXHPASTLinter::lintSpaceAroundConcatenationOperators` should raise `LINT_CONCATENATION_OPERATOR`, not `LINT_BINARY_EXPRESSION_SPACING`.

Test Plan: N/A

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10553
2014-09-25 12:58:37 +10:00
Joshua Spence
be428e3207 Add a linter rule for array separators
Summary:
Adds a rule to `ArcanistXHPASTLinter` which ensures that:

# Single-lined arrays //do not// contain an unnecessary trailing comma separator after the final array value.
# Multi-lined arrays //do// contain a trailing comma seperator after the final value value.

Depends on D10534.

Test Plan: Wrote and executed unit tests.

Reviewers: #blessed_reviewers, epriestley

Reviewed By: #blessed_reviewers, epriestley

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10535
2014-09-25 07:40:30 +10:00
Joshua Spence
13492c8043 Fix a fatal error in ArcanistXHPASTLinter
Summary: I had assumed that we would always be interested in `n_STATEMENT_LIST`, which is fine for `if (...) { some_statements(); }` but not for `if (...) one_statement();`.

Test Plan: Added a test case.

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10551
2014-09-25 07:33:24 +10:00
Joshua Spence
888ada2f38 Improve LINT_DOS_NEWLINE behavior
Summary: Improve the behavior of `ArcanistTextLinter` in dealing with `LINT_DOS_NEWLINE`. In particular, provide replacement text so that these linter issues can be autofixed.

Test Plan: Added a unit test.

Reviewers: #blessed_reviewers, epriestley

Reviewed By: #blessed_reviewers, epriestley

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10472
2014-09-25 07:14:58 +10:00
Joshua Spence
5951ec26b4 phtize some strings
Summary: Self explanatory.

Test Plan: N/A

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10536
2014-09-25 07:10:12 +10:00
Joshua Spence
a70a00a960 Explicitly enumerate PHP magic methods
Summary: Explicitly list PHP magic methods (methods beginning with `__`) instead of assuming that //all// methods beginning with `__` are okay in terms of naming conventions. These magic methods were obtained from http://us1.php.net/manual/en/language.oop5.magic.php.

Test Plan:
```
   Warning  (XHP9) Naming Conventions
    Follow naming conventions: methods should be named using lowerCamelCase.

               1 <?php
               2
               3 class Foo {
    >>>        4     function __foo() {}
               5
               6     function _bar() {}
               7 }

   Warning  (XHP9) Naming Conventions
    Follow naming conventions: methods should be named using lowerCamelCase.

               3 class Foo {
               4     function __foo() {}
               5
    >>>        6     function _bar() {}
               7 }
```

Reviewers: #blessed_reviewers, epriestley

Reviewed By: #blessed_reviewers, epriestley

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10539
2014-09-23 08:02:19 +10:00
Joshua Spence
670dccee47 Minor reordering of functions
Summary: This seems somewhat neater to me, YMMV.

Test Plan: N/A

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10468
2014-09-22 18:42:41 +10:00
Joshua Spence
be34693f23 Fix failing unit test
I goofed this up... I think my editor trimmed the trailing whitespace for me.

Auditors: epriestley
2014-09-12 08:15:53 +10:00
Joshua Spence
f4fd7ad612 Add a bunch of additional test cases for ArcanistTextLinter
Summary: Self-explanatory, improve test coverage.

Test Plan: Wrote and executed unit tests.

Reviewers: #blessed_reviewers, epriestley

Reviewed By: #blessed_reviewers, epriestley

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10474
2014-09-11 23:43:38 +10:00
Joshua Spence
75ad848b9d Fix custom severity rules not being applied
Summary: It seems that `severity.rules` does not override the default linter severities set by the `ArcanistLinter` itself. This seems incorrect and counter-intuitive.

Test Plan: Created a `"severity.rules": { "(.*)": "disabled" }"` configuration and verified that it was being applied.

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10475
2014-09-11 23:39:12 +10:00
Joshua Spence
679c13b1b0 Remove a useless function from ArcanistMergeConflictLinter
Summary: This function doesn't achieve anything.

Test Plan: N/A

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10477
2014-09-11 23:39:01 +10:00
Joshua Spence
0ed92131d7 Fix a typo
Summary: Minor styling fix.

Test Plan: N/A

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10478
2014-09-11 23:37:36 +10:00
epriestley
e043d22afd Fix PHP version check for function calls with static/variable functions
Summary: D10132 improved this check by eliminating some false postives, but assumes an `n_FUNCTION_CALL` always starts with `n_SYMBOL_NAME`. This is true for `f()`, but not true for `C::m()` or `$v()`.

Test Plan: Added and ran unit tests.

Reviewers: btrahan, joshuaspence

Reviewed By: joshuaspence

Subscribers: epriestley

Differential Revision: https://secure.phabricator.com/D10467
2014-09-10 14:01:34 -07:00
Joshua Spence
3f79ae258f Allow classes/functions from a later version if they are used conditionally
Summary:
Fixes T5299. Currently, linting `src/future/http/HTTPSFuture.php` from rPHU will raise the following error:

```
   Error  (XHP31) Use Of PHP 5.3 Features
    This codebase targets PHP 5.2.3, but `curlfile` was not introduced until
    PHP 5.5.0.

             532       // use this "@" stuff.
             533
             534       if (class_exists('CURLFile')) {
    >>>      535         $file_value = new CURLFile((string)$tmp, $info['mime'], $info['name']);
             536       } else {
             537         $file_value = '@'.(string)$tmp;
             538       }
```

However, since this class is being used conditionally, it //should// be fine and no linter errors should be being raised.

Test Plan: Added a test case.

Reviewers: #blessed_reviewers, epriestley

Reviewed By: #blessed_reviewers, epriestley

Subscribers: epriestley, Korvin

Maniphest Tasks: T5299

Differential Revision: https://secure.phabricator.com/D10132
2014-09-11 00:24:08 +10:00
Joshua Spence
f0f6897fce Fix a typo
Summary: Self-explanatory.

Test Plan: Eyeball it

Reviewers: #blessed_reviewers, epriestley

Reviewed By: #blessed_reviewers, epriestley

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10462
2014-09-10 23:40:24 +10:00
Joshua Spence
16770ed210 Fix linting for spacing around default parameter assignment in function/method declaration
Summary: Fix linting for spacing around default parameter assignment in function/method declaration so that `function foo($x = null) {}` is preferred in favor of `function foo($x=null) {}`.

Test Plan: Modified existing unit tests.

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10429
2014-09-10 23:02:22 +10:00
Joshua Spence
38502ba910 Apply some autofix linter rules
Summary: Self-explanatory

Test Plan: Eyeball it.

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10453
2014-09-10 06:50:32 +10:00
Joshua Spence
04de931151 Add an XHPAST lint rule for empty block statements
Summary: Adds an XHPAST linter rule for empty block statements. Basically, if a block statement is empty then it is much neater if the opening (`{`) and closing (`}`) braces are adjacent. Maybe this is just my own personal preference, in which case we could reduce the default severity to `ArcanistLintSeverity::SEVERITY_DISABLED`.

Test Plan: Wrote unit tests. I had to modify a bunch of existing unit tests accordingly.

Reviewers: #blessed_reviewers, epriestley

Reviewed By: #blessed_reviewers, epriestley

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10434
2014-09-10 00:05:59 +10:00
Joshua Spence
d4f9526e76 Add some missing function parameter typehints
Summary: Add some missing function parameter typehints to the `ArcanistPhutilXHPASTLinter` class.

Test Plan: Eyeball it.

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10430
2014-09-09 08:27:09 +10:00
Joshua Spence
ce58b92dff Make some strings in ArcanistPhutilXHPASTLinter translatable
Summary: `pht`ize some string in `ArcanistPhutilXHPASTLinter` so that they are translatable.

Test Plan: Not 100% sure that I am doing it right...

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10431
2014-09-09 08:24:54 +10:00
Tal Shiri
ec35375e96 restored --head support
Summary: the call to setHeadCommit() was accidentally placed in a `if ($background) {}` block, which was removed in 54bea94. This adds the removed call.

Test Plan: used --head, worked as expected

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10447
2014-09-08 14:02:26 -07:00
Vihang Mehta
1b8ce98304 Pass conduit credentials down to children workflow
Summary:
Calling `arc patch` on a diff that's dependent on a different diff tries to patch the parent first.
To patch the parent a child workflow is created, and a conduit is passed down, but the credentials are not and it is not marked as authenticated.

Then when the child tries to get the commit message for the dependency, it checks isConduitAuthenticated() https://secure.phabricator.com/diffusion/ARC/browse/master/src/workflow/ArcanistPatchWorkflow.php;2c3268f03ed70d3221eb1642bIc99ebb39b12902e$800 and on failure pops up an interactive editor for the commit message.

Instead we just pass down the credentials to the childred and mark them as authenticated, so this is not a problem.

Test Plan: With two diffs where DA2 depends on DA1, run `arc patch --force --nobranch DA2` ... this no longer pops an interactive editor for the commit message for the dependency.

Reviewers: #blessed_reviewers, epriestley

Reviewed By: #blessed_reviewers, epriestley

Subscribers: hach-que, seshness, epriestley, Korvin

Maniphest Tasks: T5986

Differential Revision: https://secure.phabricator.com/D10381
2014-09-08 07:42:46 -07:00
Bob Trahan
c8f15136c8 phutil_utf8_shorten => PhutilUTF8StringTruncator
Summary: Ref T3307. Very easy

Test Plan: this very diff!

Reviewers: epriestley

Reviewed By: epriestley

Subscribers: epriestley, Korvin

Maniphest Tasks: T3307

Differential Revision: https://secure.phabricator.com/D10391
2014-08-29 15:15:18 -07:00
Joshua Spence
f17b1fa1c4 Update puppet-lint linter
Summary: Update the `puppet-lint` linter to support the latest version (v1.0.1). This version allows a custom configuration file to be passed via `--config`, which brings this linter into line with other linters.

Test Plan: Update test cases to pass.

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10384
2014-08-30 00:37:01 +10:00
Aviv Eyal
2c3268f03e fix typo in exception handling
Test Plan: brake .arcrc, see reasonable error.

Reviewers: #blessed_reviewers, epriestley

Reviewed By: #blessed_reviewers, epriestley

Subscribers: epriestley

Differential Revision: https://secure.phabricator.com/D10379
2014-08-28 10:32:57 -07:00
Michael Peters
9fc8a2f61b Adding php -l linter
Summary: Adds a linter that checks php files for syntax errors using php -l

Test Plan:
Add a section to your .arclint file similar to:
```
"php": {
  "type": "php",
  "include": "(\\.php$)"
}
```

Then run arc lint on a php file with a syntax error.

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, jacobwalker0814, Korvin

Differential Revision: https://secure.phabricator.com/D10370
2014-08-27 17:29:31 -07:00
epriestley
e4bbcaf8f7 Don't run "flake8" via stdin
Summary: flake8 v2.2.3 (released Aug 25) broke this. Just drop the stdin stuff.

Test Plan: User confirmed in IRC that this resolves the issue.

Reviewers: btrahan

Reviewed By: btrahan

Subscribers: epriestley

Differential Revision: https://secure.phabricator.com/D10358
2014-08-26 14:36:17 -07:00
epriestley
14803d3832 Adjust py.test invocation per T5973
Summary: Fixes T5973

Test Plan: how does computer

Reviewers: btrahan

Reviewed By: btrahan

Subscribers: epriestley

Maniphest Tasks: T5973

Differential Revision: https://secure.phabricator.com/D10356
2014-08-26 14:36:10 -07:00
Vihang Mehta
f21262048f Allow lines to be specified as comma delimited number ranges for arc browse
Summary: Ref T5971. We lose validation of the line ranges, but I don't think that's a huge issue.

Test Plan: Ran `arc browse README`, `arc browse README:3`, and `arc browse README:3,6-7`

Reviewers: btrahan, epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Maniphest Tasks: T5971

Differential Revision: https://secure.phabricator.com/D10352
2014-08-26 09:02:34 -07:00
epriestley
e336b04aa1 Fix arc browse path:line
Summary: Ref T5781. This was broken in some earlier changes in T5781.

Test Plan: Ran `arc browse README`, `arc browse README:10`.

Reviewers: chad, btrahan

Reviewed By: btrahan

Subscribers: epriestley

Maniphest Tasks: T5781

Differential Revision: https://secure.phabricator.com/D10346
2014-08-25 12:45:49 -07:00
epriestley
7e901d8b4f Improve "arc land" error message to mention SVN alternatives
Summary: Fixes T3813. This error message isn't very helpful in SVN; be more helpful.

Test Plan: Ran `arc land` in a Subversion repository, got a reasonable error message.

Reviewers: btrahan, asherkin

Reviewed By: asherkin

Subscribers: aran

Maniphest Tasks: T3813

Differential Revision: https://secure.phabricator.com/D7275
2014-08-24 19:29:40 -07:00
Bob Trahan
ec948a276d Arcanist - potentially fix some Windows badness
Summary: Fixes T5914, maybs.

Test Plan: will ask users in T5914

Reviewers: chad, epriestley

Reviewed By: chad, epriestley

Subscribers: chad, bluehawk, epriestley, Korvin

Maniphest Tasks: T5914

Differential Revision: https://secure.phabricator.com/D10333
2014-08-21 16:07:00 -07:00
epriestley
ac62f28f19 Schedule repository updates from arc commit, not just arc land
Summary: Ref T5926. We only pass Phabricator an update hint from `arc land`, not from `arc commit`.

Test Plan:
  - Ran `arc land` and `arc commit` with `--trace`, saw hints go over the wire.

Reviewers: btrahan

Reviewed By: btrahan

Subscribers: epriestley

Maniphest Tasks: T5926

Differential Revision: https://secure.phabricator.com/D10324
2014-08-21 11:25:27 -07:00
epriestley
65b6e1bdac Don't parse separator tabs as part of the filename in Git diffs which affect files with spaces
Summary:
Fixes T5870. When a filename contains spaces, Git will add a "\t" at the end of the "---" and "+++" lines. We currently consume this and think we're reading a file called "blah blah\t".

Instead, parse it out as not part of the filename.

Test Plan: Added failing unit test and made it pass.

Reviewers: btrahan

Reviewed By: btrahan

Subscribers: epriestley

Maniphest Tasks: T5870

Differential Revision: https://secure.phabricator.com/D10267
2014-08-14 12:13:02 -07:00
Austin Seipp
4c0edd296e [lint] Add HLint-based Haskell linter
Summary:
This adds a lint engine for `hlint`, which is the standard and most general Haskell lint tool around these days.

Signed-off-by: Austin Seipp <aseipp@pobox.com>

Test Plan: Install `hlint`, and run `arc unit`.

Reviewers: #blessed_reviewers, epriestley

Reviewed By: #blessed_reviewers, epriestley

Subscribers: epriestley, Korvin

Projects: #arcanist

Differential Revision: https://secure.phabricator.com/D10250
2014-08-12 19:49:02 -07:00
epriestley
e9c80de73c Make arcanist lint tests flexible about testcase formatting
Summary:
We currently require an exact number of "~" characters, but this is needless and error-prone.

Instead, allow any number larger than 3.

Test Plan:
  - Added meta test-case.
  - Ran `arc unit --everything`.

Reviewers: btrahan, thoughtpolice

Reviewed By: thoughtpolice

Subscribers: epriestley

Differential Revision: https://secure.phabricator.com/D10251
2014-08-12 19:32:15 -07:00
epriestley
54bea946c1 Remove --background flag to prevent arc from hanging
Summary:
Ref T4281. A long time ago, we added a `--background` flag to let `arc lint` and `arc unit` run while you're typing a commit message, in some situations.

This code is only moderately beneficial and is way too complicated. Particularly, it has a long history of causing hangs (T4281, T2463), doesn't work on Windows, and is impossible to debug.

It's also running into a serious PHP bug with EAGAIN/EPIPE being indistinguishable that I haven't been able to find a reasonable workaround for in ~3-4 hours of trying.

All the pathways forward that I can see make this already-complex system more complex.

The major reason that this stuff is so complex is that the subprocess may need to prompt the user (notably, to apply patches from lint).

Instead, I'm going to simplify how `arc diff` interacts with `arc lint` and `arc unit`, so we can just fire-and-forget a background process, let it do as much work as it can without needing user input, and then pick up wherever it left off. This will be slightly less cool/magical, but it won't hang bizarrely and I will be able to debug it.

For now, simply remove the `--background` flag and behavior so `arc` works for everyone.

Test Plan: Ran `arc diff` to create this diff.

Reviewers: btrahan

Reviewed By: btrahan

Subscribers: epriestley

Maniphest Tasks: T4281

Differential Revision: https://secure.phabricator.com/D10198
2014-08-08 16:09:11 -07:00
epriestley
377eb5d1e0 Don't interpret arc browse . as a commit
Summary: Ref T5781. `git show .` works like HEAD, but that isn't what `arc browse .` means.

Test Plan: Ran `arc browse .` with a repository at a published commit.

Reviewers: chad, btrahan, avive, avivey

Reviewed By: avivey

Subscribers: epriestley, avivey

Maniphest Tasks: T5781

Differential Revision: https://secure.phabricator.com/D10197
2014-08-08 11:21:43 -07:00