metadata: script to delete 0 size files and standardize whitespace

.gitlab-ci.yml

@@ -43,6 +43,7 @@ test_lint_pmd_checkstyle:
     - ./gradlew pmd || export EXITVALUE=1
     - ./gradlew checkstyle || export EXITVALUE=1
     - ./tools/check-format-strings.py || export EXITVALUE=1
+    - ./tools/check-fastlane-whitespace.py || export EXITVALUE=1
     - ./tools/remove-unused-and-blank-translations.py || export EXITVALUE=1
     - echo "These are unused or blank translations that should be removed:"
     - git --no-pager diff --ignore-all-space --name-only --exit-code app/src/*/res/values*/strings.xml || export EXITVALUE=1

tools/check-fastlane-whitespace.py

@@ -0,0 +1,15 @@
+#!/usr/bin/env python3
+
+import glob
+import os
+
+for f in glob.glob('metadata/*/*.txt') +  glob.glob('metadata/*/*/*.txt'):
+    if os.path.getsize(f) == 0:
+        os.remove(f)
+        continue
+
+    with open(f) as fp:
+        data = fp.read()
+    with open(f, 'w') as fp:
+        fp.write(data.rstrip())
+        fp.write('\n')