in lib/gitlab_git/repository.rb [1031:1063]
def commit_touches_path?(commit, path, follow, walker)
entry = tree_entry(commit, path)
if commit.parents.empty?
return !entry.nil?
end
num_treesame = 0
commit.parents.each do |parent|
parent_entry = tree_entry(parent, path)
if num_treesame > 0
walker.hide(parent)
next
end
if entry.nil? && parent_entry.nil?
num_treesame += 1
elsif entry && parent_entry && entry[:oid] == parent_entry[:oid]
num_treesame += 1
end
end
case num_treesame
when 0
detect_rename(commit, commit.parents.first, path) if follow
true
else false
end
end