diff options
Diffstat (limited to 'src/lapi.js')
| -rw-r--r-- | src/lapi.js | 130 |
1 files changed, 77 insertions, 53 deletions
diff --git a/src/lapi.js b/src/lapi.js index e9f15c2..2f2802f 100644 --- a/src/lapi.js +++ b/src/lapi.js @@ -82,6 +82,19 @@ const lua_checkstack = function(L, n) { return L.stack.length < luaconf.LUAI_MAXSTACK; }; +const lua_xmove = function(from, to, n) { + if (from === to) return; + assert(n < (from.top - from.ci.funcOff), "not enough elements in the stack"); + assert(from.l_G === to.l_G, "moving among independent states"); + assert(to.ci.top - to.top >= n, "stack overflow"); + + from.top -= n; + for (let i = 0; i < n; i++) { + to.stack[to.top] = from.stack[from.top + i]; + to.top++; + } +}; + /* ** basic stack manipulation */ @@ -490,6 +503,11 @@ const lua_tonumber = function(L, idx) { return lvm.tonumber(index2addr(L, idx)) }; +const lua_tothread = function(L, idx) { + let o = index2addr(L, idx); + return o.ttisthread() ? o.value : null; +}; + const lua_topointer = function(L, idx) { let o = index2addr(L, idx); switch (o.ttype()) { @@ -564,8 +582,12 @@ const lua_load = function(L, data, chunckname) { return status; }; +const lua_status = function(L) { + return L.status; +}; + const lua_callk = function(L, nargs, nresults, ctx, k) { - assert(k === null || !(L.ci.callstatus & CIST_LUA), "cannot use continuations inside hooks"); + assert(k === null || !(L.ci.callstatus & lstate.CIST_LUA), "cannot use continuations inside hooks"); assert(nargs + 1 < L.top - L.ci.funcOff, "not enough elements in the stack"); assert(L.status === TS.LUA_OK, "cannot do calls on non-normal thread"); assert(nargs === lua.LUA_MULTRET || (L.ci.top - L.top >= nargs - nresults, "results from function overflow current stack size")); @@ -640,7 +662,6 @@ const lua_pcall = function(L, n, r, f) { return lua_pcallk(L, n, r, f, 0, null); }; - /* ** miscellaneous functions */ @@ -685,66 +706,69 @@ const lua_getextraspace = function () { return null; }; -module.exports.lua_pushvalue = lua_pushvalue; -module.exports.lua_pushnil = lua_pushnil; -module.exports.lua_pushnumber = lua_pushnumber; -module.exports.lua_pushinteger = lua_pushinteger; -module.exports.lua_pushlstring = lua_pushlstring; -module.exports.lua_pushstring = lua_pushstring; -module.exports.lua_pushliteral = lua_pushliteral; -module.exports.lua_pushboolean = lua_pushboolean; -module.exports.lua_pushcclosure = lua_pushcclosure; -module.exports.lua_pushcfunction = lua_pushcfunction; -module.exports.lua_pushjsclosure = lua_pushjsclosure; -module.exports.lua_pushjsfunction = lua_pushjsfunction; -module.exports.lua_version = lua_version; +module.exports.index2addr = index2addr; +module.exports.lua_absindex = lua_absindex; module.exports.lua_atpanic = lua_atpanic; +module.exports.lua_call = lua_call; +module.exports.lua_callk = lua_callk; +module.exports.lua_checkstack = lua_checkstack; +module.exports.lua_concat = lua_concat; +module.exports.lua_copy = lua_copy; +module.exports.lua_createtable = lua_createtable; +module.exports.lua_error = lua_error; +module.exports.lua_gc = lua_gc; +module.exports.lua_getallocf = lua_getallocf; +module.exports.lua_getextraspace = lua_getextraspace; +module.exports.lua_getfield = lua_getfield; +module.exports.lua_getglobal = lua_getglobal; +module.exports.lua_geti = lua_geti; +module.exports.lua_getmetatable = lua_getmetatable; +module.exports.lua_gettable = lua_gettable; module.exports.lua_gettop = lua_gettop; -module.exports.lua_typename = lua_typename; -module.exports.lua_type = lua_type; -module.exports.lua_tonumber = lua_tonumber; -module.exports.lua_tointeger = lua_tointeger; -module.exports.lua_toboolean = lua_toboolean; -module.exports.lua_tolstring = lua_tolstring; -module.exports.lua_tostring = lua_tostring; -module.exports.lua_topointer = lua_topointer; +module.exports.lua_insert = lua_insert; +module.exports.lua_isstring = lua_isstring; +module.exports.lua_istable = lua_istable; module.exports.lua_load = lua_load; -module.exports.lua_callk = lua_callk; -module.exports.lua_call = lua_call; -module.exports.lua_pcallk = lua_pcallk; +module.exports.lua_newtable = lua_newtable; +module.exports.lua_next = lua_next; module.exports.lua_pcall = lua_pcall; +module.exports.lua_pcallk = lua_pcallk; module.exports.lua_pop = lua_pop; -module.exports.lua_setglobal = lua_setglobal; -module.exports.lua_istable = lua_istable; -module.exports.lua_createtable = lua_createtable; -module.exports.lua_newtable = lua_newtable; -module.exports.lua_settable = lua_settable; -module.exports.lua_gettable = lua_gettable; -module.exports.lua_geti = lua_geti; -module.exports.lua_absindex = lua_absindex; -module.exports.index2addr = index2addr; +module.exports.lua_pushboolean = lua_pushboolean; +module.exports.lua_pushcclosure = lua_pushcclosure; +module.exports.lua_pushcfunction = lua_pushcfunction; +module.exports.lua_pushglobaltable = lua_pushglobaltable; +module.exports.lua_pushinteger = lua_pushinteger; +module.exports.lua_pushjsclosure = lua_pushjsclosure; +module.exports.lua_pushjsfunction = lua_pushjsfunction; +module.exports.lua_pushliteral = lua_pushliteral; +module.exports.lua_pushlstring = lua_pushlstring; +module.exports.lua_pushnil = lua_pushnil; +module.exports.lua_pushnumber = lua_pushnumber; +module.exports.lua_pushstring = lua_pushstring; +module.exports.lua_pushvalue = lua_pushvalue; +module.exports.lua_rawequal = lua_rawequal; module.exports.lua_rawget = lua_rawget; -module.exports.lua_rawset = lua_rawset; +module.exports.lua_rawgeti = lua_rawgeti; module.exports.lua_rawlen = lua_rawlen; -module.exports.lua_isstring = lua_isstring; -module.exports.lua_rotate = lua_rotate; +module.exports.lua_rawset = lua_rawset; module.exports.lua_remove = lua_remove; -module.exports.lua_checkstack = lua_checkstack; -module.exports.lua_rawgeti = lua_rawgeti; -module.exports.lua_pushglobaltable = lua_pushglobaltable; +module.exports.lua_rotate = lua_rotate; module.exports.lua_setfield = lua_setfield; -module.exports.lua_getfield = lua_getfield; -module.exports.lua_getglobal = lua_getglobal; -module.exports.lua_getmetatable = lua_getmetatable; +module.exports.lua_setglobal = lua_setglobal; module.exports.lua_setmetatable = lua_setmetatable; +module.exports.lua_settable = lua_settable; module.exports.lua_settop = lua_settop; -module.exports.lua_rawequal = lua_rawequal; -module.exports.lua_concat = lua_concat; -module.exports.lua_error = lua_error; -module.exports.lua_insert = lua_insert; -module.exports.lua_gc = lua_gc; -module.exports.lua_getallocf = lua_getallocf; -module.exports.lua_getextraspace = lua_getextraspace; +module.exports.lua_status = lua_status; module.exports.lua_stringtonumber = lua_stringtonumber; -module.exports.lua_copy = lua_copy; -module.exports.lua_next = lua_next;
\ No newline at end of file +module.exports.lua_toboolean = lua_toboolean; +module.exports.lua_tointeger = lua_tointeger; +module.exports.lua_tolstring = lua_tolstring; +module.exports.lua_tonumber = lua_tonumber; +module.exports.lua_topointer = lua_topointer; +module.exports.lua_tostring = lua_tostring; +module.exports.lua_tothread = lua_tothread; +module.exports.lua_type = lua_type; +module.exports.lua_typename = lua_typename; +module.exports.lua_version = lua_version; +module.exports.lua_xmove = lua_xmove;
\ No newline at end of file |