/*jshint esversion: 6 */
"use strict";

const thread_status = {
    LUA_OK:        0,
    LUA_YIELD:     1,
    LUA_ERRRUN:    2,
    LUA_ERRSYNTAX: 3,
    LUA_ERRMEM:    4,
    LUA_ERRGCMM:   5,
    LUA_ERRERR:    6
};

const constant_types = {
    LUA_TNONE:          -1,
    LUA_TNIL:           0,
    LUA_TBOOLEAN:       1,
    LUA_TLIGHTUSERDATA: 2,
    LUA_TNUMBER:        3,
    LUA_TSTRING:        4,
    LUA_TTABLE:         5,
    LUA_TFUNCTION:      6,
    LUA_TUSERDATA:      7,
    LUA_TTHREAD:        8,
    LUA_NUMTAGS:        9
};

constant_types.LUA_TSHRSTR = constant_types.LUA_TSTRING | (0 << 4);  /* short strings */
constant_types.LUA_TLNGSTR = constant_types.LUA_TSTRING | (1 << 4);  /* long strings */

constant_types.LUA_TNUMFLT = constant_types.LUA_TNUMBER | (0 << 4);  /* float numbers */
constant_types.LUA_TNUMINT = constant_types.LUA_TNUMBER | (1 << 4);  /* integer numbers */

constant_types.LUA_TLCL = constant_types.LUA_TFUNCTION | (0 << 4);  /* Lua closure */
constant_types.LUA_TLCF = constant_types.LUA_TFUNCTION | (1 << 4);  /* light C function */
constant_types.LUA_TCCL = constant_types.LUA_TFUNCTION | (2 << 4);  /* C closure */

module.exports = {
    constant_types: constant_types,
    thread_status: thread_status,
    LUA_MULTRET: -1
};