Support >1 path in Gitlab::Git::Repository#log

This is analogous to `git log -- foo bar baz`, but not the same as
`Gitlab::Git::Repository#log(path: 'foo bar baz')`, which would run `git
log -- 'foo bar baz'`.

1 files changed, 6 insertions, 1 deletions

diff --git a/lib/gitlab/git/repository.rb b/lib/gitlab/git/repository.rb
index 2187dd70ff4..2193720457b 100644
--- a/lib/gitlab/git/repository.rb
+++ b/lib/gitlab/git/repository.rb
@@ -346,7 +346,12 @@ module Gitlab
         cmd << "--after=#{options[:after].iso8601}" if options[:after]
         cmd << "--before=#{options[:before].iso8601}" if options[:before]
         cmd << sha
-        cmd += %W[-- #{options[:path]}] if options[:path].present?
+
+        # :path can be a string or an array of strings
+        if options[:path].present?
+          cmd << '--'
+          cmd += Array(options[:path])
+        end
 
         raw_output = IO.popen(cmd) { |io| io.read }
         lines = offset_in_ruby ? raw_output.lines.drop(offset) : raw_output.lines