feat: Add git builtins (#240)

Conni2461 is a great coder and contributor :)

lua/telescope/make_entry.lua

@@ -134,7 +134,7 @@ do
   end
 
   local execute_keys = {
-    path = function(t) 
+    path = function(t)
       return t.cwd .. path.separator .. t.filename, false
     end,
 
@@ -215,6 +215,24 @@ do
   end
 end
 
+function make_entry.gen_from_git_commits(opts)
+  opts = opts or {}
+
+  return function(entry)
+    if entry == "" then
+      return nil
+    end
+
+    local sha, msg = string.match(entry, '([^ ]+) (.+)')
+
+    return {
+      value = sha,
+      ordinal = sha .. ' ' .. msg,
+      display = sha .. ' ' .. msg,
+    }
+  end
+end
+
 function make_entry.gen_from_quickfix(opts)
   opts = opts or {}
   opts.tail_path = get_default(opts.tail_path, true)