[Webkit-unassigned] [Bug 33262] New: bugzilla-tool rollout raises exception if your git repo doesn't contain the revision

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=33262

           Summary: bugzilla-tool rollout raises exception if your git
                    repo doesn't contain the revision
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: PC
        OS/Version: Mac OS X 10.5
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Tools / Tests
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: eric at webkit.org
                CC: abarth at webkit.org


bugzilla-tool rollout raises exception if your git repo doesn't contain the
revision

We should handle this nicer:

Traceback (most recent call last):
  File "/Users/eseidel/Projects/WebKit/WebKitTools/Scripts/bugzilla-tool", line
108, in <module>
    BugzillaTool().main()
  File
"/Users/eseidel/Projects/WebKit/WebKitTools/Scripts/webkitpy/multicommandtool.py",
line 299, in main
    return command.check_arguments_and_execute(options, args, self)
  File
"/Users/eseidel/Projects/WebKit/WebKitTools/Scripts/webkitpy/multicommandtool.py",
line 113, in check_arguments_and_execute
    return self.execute(options, args, tool) or 0
  File
"/Users/eseidel/Projects/WebKit/WebKitTools/Scripts/webkitpy/commands/download.py",
line 269, in execute
    bug_id = self._parse_bug_id_from_revision_diff(tool, revision)
  File
"/Users/eseidel/Projects/WebKit/WebKitTools/Scripts/webkitpy/commands/download.py",
line 254, in _parse_bug_id_from_revision_diff
    original_diff = tool.scm().diff_for_revision(revision)
  File "/Users/eseidel/Projects/WebKit/WebKitTools/Scripts/webkitpy/scm.py",
line 431, in diff_for_revision
    return self.create_patch_from_local_commit(git_commit)
  File "/Users/eseidel/Projects/WebKit/WebKitTools/Scripts/webkitpy/scm.py",
line 465, in create_patch_from_local_commit
    return run_command(['git', 'diff', '--binary', commit_id + "^.." +
commit_id])
  File
"/Users/eseidel/Projects/WebKit/WebKitTools/Scripts/webkitpy/executive.py",
line 70, in run_command
    return Executive().run_command(*args, **kwargs)
  File
"/Users/eseidel/Projects/WebKit/WebKitTools/Scripts/webkitpy/executive.py",
line 133, in run_command
    (error_handler or self.default_error_handler)(script_error)
  File
"/Users/eseidel/Projects/WebKit/WebKitTools/Scripts/webkitpy/executive.py",
line 104, in default_error_handler
    raise error
webkitpy.executive.ScriptError: Failed to run "['git', 'diff', '--binary',
'^..']" exit_code: 128

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