Signed-off-by: Felipe Contreras <felipe.contreras@xxxxxxxxx>
---
Notes:
The fist override of a native class, which is one of the strong points of Ruby.
We could use skip_prefix(str, prefix) like in C, but str.skip_prefix(prefix) is
more natrual in Ruby.
git-rb-setup.rb | 6 ++++++
git-request-pull.rb | 36 ++++++++++++++++++------------------
2 files changed, 24 insertions(+), 18 deletions(-)
diff --git a/git-rb-setup.rb b/git-rb-setup.rb
index 92998a2..6f283da 100644
--- a/git-rb-setup.rb
+++ b/git-rb-setup.rb
@@ -26,3 +26,9 @@ def run(cmd, *args)
system(*cmd, *args)
raise CommandError.new(cmd) unless $?.success?
end
+
+class String
+ def skip_prefix(prefix)
+ return self[prefix.length..-1]
+ end
+end
diff --git a/git-request-pull.rb b/git-request-pull.rb
index be4947d..79a26dc 100755
--- a/git-request-pull.rb
+++ b/git-request-pull.rb
@@ -25,7 +25,7 @@ def describe(rev)
for_each_ref() do |name, sha1, flags|
next unless name.start_with?('refs/tags/')
next unless peel_ref(name) == get_sha1(rev)
- return name[10..-1]
+ return name.skip_prefix('refs/tags/')
end
return nil
end
@@ -43,17 +43,17 @@ end
# Otherwise, if a branch with the same name as $head exists at the remote
# and their values match, use that instead.
#
-# Otherwise find a random ref that matches $headrev.
+# Otherwise find a random ref that matches $head_id.
-def get_ref(url, headref, headrev, tag_name)
+def get_ref(url, head_ref, head_id, tag_name)
found = nil
IO.popen(%[git ls-remote "#{url}"]) do |out|
out.each do |l|
sha1, ref, deref = l.scan(/^(\S+)\s+(\S+?)(\^\{\})?$/).first
- next unless sha1 == headrev
+ next unless sha1 == head_id
found = abbr(ref)
break if (deref && ref == "refs/tags/#{tag_name}")
- break if ref == headref
+ break if ref == head_ref
end
end
return found
@@ -82,31 +82,31 @@ branch_name = branch_desc = nil
usage unless base or url
-_, _, headref = dwim_ref(head)
+_, _, head_ref = dwim_ref(head)
-if headref.start_with?('refs/heads')
- branch_name = headref[11..-1]
+if head_ref.start_with?('refs/heads')
+ branch_name = head_ref[11..-1]
branch_desc = read_branch_desc(branch_name)
branch_name = nil if not branch_desc
end
tag_name = describe(head)
-baserev = get_sha1("#{base}^0")
-die "Not a valid revision: #{base}" unless baserev
+base_id = get_sha1("#{base}^0")
+die "Not a valid revision: #{base}" unless base_id
-headrev = get_sha1("#{head}^0")
-die "Not a valid revision: #{head}" unless headrev
+head_id = get_sha1("#{head}^0")
+die "Not a valid revision: #{head}" unless head_id
-baserev = Git::Commit.get(baserev)
-headrev = Git::Commit.get(headrev)
+base_commit = Git::Commit.get(base_id)
+head_commit = Git::Commit.get(head_id)
-merge_bases = get_merge_bases([baserev, headrev], 0);
+merge_bases = get_merge_bases([base_commit, head_commit], 0);
die "No commits in common between #{base} and #{head}" unless merge_bases
merge_base = sha1_to_hex(merge_bases.first.sha1)
-ref = get_ref(url, headref != "HEAD" ? headref : nil, headrev.to_s, tag_name)
+ref = get_ref(url, head_ref != "HEAD" ? head_ref : nil, head_commit.to_s, tag_name)
url = `git ls-remote --get-url "#{url}"`.chomp
begin
@@ -122,7 +122,7 @@ for you to fetch changes up to %H:
%s (%ci)
-----------------------------------------------------------------' #{headrev}])
+----------------------------------------------------------------' #{head_commit}])
if branch_name
puts "(from the branch description for #{branch_name} local branch)"
@@ -150,7 +150,7 @@ for you to fetch changes up to %H:
if ! ref
$stderr.puts "warn: No branch of #{url} is at:"
run("git show -s --format='warn: %h: %s' #{head} >&2")
- $stderr.puts "warn: Are you sure you pushed '#{abbr(headref)}' there?"
+ $stderr.puts "warn: Are you sure you pushed '#{abbr(head_ref)}' there?"
status = 1
end
rescue CommandError
--
1.8.4-fc
--
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