Add unicode general category lookup

Generate the lookup tables from UnicodeData.txt, do to that,
add gen_ugc, which uses csv, buffers, line, io and other modules
to do the job.

1 files changed, 19 insertions, 0 deletions

diff --git a/src/decompress.hh b/src/decompress.hh
new file mode 100644
index 0000000..a15efdc
--- /dev/null
+++ b/src/decompress.hh
@@ -0,0 +1,19 @@
+#ifndef DECOMPRESS_HH
+#define DECOMPRESS_HH
+
+#include "io.hh" // IWYU pragma: export
+
+namespace decompress {
+
+// zlib format
+std::unique_ptr<io::Reader> zlib(std::unique_ptr<io::Reader> reader);
+
+// gzip (.gz) format
+std::unique_ptr<io::Reader> gzip(std::unique_ptr<io::Reader> reader);
+
+// xz format
+std::unique_ptr<io::Reader> xz(std::unique_ptr<io::Reader> reader);
+
+}  // namespace decompress
+
+#endif  // DECOMPRESS_HH