Commit Graph

9 Commits

Author SHA1 Message Date
Rafael Ávila de Espíndola
f8ed347ee7 Lua: Implement support for string arguments
Signed-off-by: Rafael Ávila de Espíndola <espindola@scylladb.com>
2019-11-07 08:41:08 -08:00
Rafael Ávila de Espíndola
0e4f047113 Lua: Implement a visitor for return values
This adds support for all integer types. Followup commits will
implement the missing types.

Signed-off-by: Rafael Ávila de Espíndola <espindola@scylladb.com>
2019-11-07 08:41:08 -08:00
Rafael Ávila de Espíndola
34b770e2fb Lua: Push varint as decimal
This makes it substantially simpler to support both varint and
decimal, which will be implemented in a followup patch.

Signed-off-by: Rafael Ávila de Espíndola <espindola@scylladb.com>
2019-11-07 08:41:08 -08:00
Rafael Ávila de Espíndola
9b3cab8865 Lua: Implement support for varint to integer conversion
Signed-off-by: Rafael Ávila de Espíndola <espindola@scylladb.com>
2019-11-07 08:41:08 -08:00
Rafael Ávila de Espíndola
5a40264d97 Lua: Implement support for varint arguments
Right now it is not possible to do anything with the value.

Signed-off-by: Rafael Ávila de Espíndola <espindola@scylladb.com>
2019-11-07 08:41:08 -08:00
Rafael Ávila de Espíndola
3230b8bd86 Lua: Implement support for floating point arguments
Signed-off-by: Rafael Ávila de Espíndola <espindola@scylladb.com>
2019-11-07 08:41:08 -08:00
Rafael Ávila de Espíndola
9ad2cc2850 Lua: Implement a visitor for arguments
With this we support all simple integer types. Followup patches will
implement the missing types.

Signed-off-by: Rafael Ávila de Espíndola <espindola@scylladb.com>
2019-11-07 08:41:08 -08:00
Rafael Ávila de Espíndola
ee1d87a600 Lua: Plug in the interpreter
This add a wrapper around the lua interpreter so that function
executions are interruptible and return futures.

With this patch it is possible to write and use simple UDFs that take
and return integer values.

Signed-off-by: Rafael Ávila de Espíndola <espindola@scylladb.com>
2019-11-07 08:41:08 -08:00
Rafael Ávila de Espíndola
bc3bba1064 Lua: Add lua.cc and lua.hh skeleton files
Signed-off-by: Rafael Ávila de Espíndola <espindola@scylladb.com>
2019-11-07 08:41:08 -08:00