pkg: Allow parsing empty repo indices

src/lib/autoload/a_05_backend.lua

@@ -329,9 +329,11 @@ function repo_parse(content)
 	local result = {}
 	for block in block_split(content) do
 		local pkg = block_parse(block)
-		-- Some fields are not present here (conffiles, status), but there are just ignored.
-		pkg = package_postprocess(pkg)
-		result[pkg.Package] = pkg
+		if next(pkg) then -- Problems with empty indices...
+			-- Some fields are not present here (conffiles, status), but there are just ignored.
+			pkg = package_postprocess(pkg)
+			result[pkg.Package] = pkg
+		end
 	end
 	return result
 end

tests/backend.lua

@@ -716,6 +716,29 @@ function test_config_modified()
 	assert(B.config_modified(file, "5f54362b30f53ae6862b11ff34d22a8d4510ed2b3e757b1f285db"))
 end
 
+function test_repo_parse()
+	assert_table_equal({
+		["base-files"] = {
+			Package = "base-files",
+			Version = "160-r49274",
+			Depends = {"libc", "netifd", "procd", "jsonfilter"}
+		},
+		["block-mount"] = {
+			Package = "block-mount",
+			Version = "2015-05-24-09027fc86babc3986027a0e677aca1b6999a9e14",
+			Depends = {"libc", "ubox", "libubox", "libuci"}
+		}
+	}, B.repo_parse([[
+Package: base-files
+Version: 160-r49274
+Depends: libc, netifd, procd, jsonfilter
+
+Package: block-mount
+Version: 2015-05-24-09027fc86babc3986027a0e677aca1b6999a9e14
+Depends: libc, ubox, libubox, libuci
+]]))
+end
+
 function setup()
 	local sdir = os.getenv("S") or "."
 	-- Use a shortened version of a real status file for tests