public List<CharSequence> get(final String file) {
        if (TextUtils.isEmpty(file)) {
            return Collections.emptyList();
        }
        List<CharSequence> lines = diffs.get(file);
        return lines != null ? lines : Collections.emptyList();
    }
Get lines for file path

@param file
@return styled text
app/src/main/java/com/github/pockethub/android/ui/commit/DiffStyler.java