5 files changed, 27 insertions, 27 deletions

diff --git a/src/lauxlib.js b/src/lauxlib.js
index 68e7c12..1921237 100644
--- a/src/lauxlib.js
+++ b/src/lauxlib.js
@@ -403,6 +403,10 @@ const luaL_loadstring = function(L, s) {
     return luaL_loadbuffer(L, s, s.length, s);
 };
 
+const luaL_dostring = function(L, s) {
+    return (luaL_loadstring(L, s) || lua.lua_pcall(L, 0, lua.LUA_MULTRET, 0));
+};
+
 const luaL_getmetafield = function(L, obj, event) {
     if (!lua.lua_getmetatable(L, obj))
         return lua.LUA_TNIL;
@@ -699,6 +703,11 @@ if (typeof require === "function") {
             return luaL_loadfilex(L, filename, null);
         };
 
+        const luaL_dofile = function(L, filename) {
+            return (luaL_loadfile(L, filename) || lua.lua_pcall(L, 0, lua.LUA_MULTRET, 0));
+        };
+
+        module.exports.luaL_dofile    = luaL_dofile;
         module.exports.luaL_loadfilex = luaL_loadfilex;
         module.exports.luaL_loadfile  = luaL_loadfile;
     }
@@ -729,6 +738,7 @@ module.exports.luaL_checkstack      = luaL_checkstack;
 module.exports.luaL_checkstring     = luaL_checkstring;
 module.exports.luaL_checktype       = luaL_checktype;
 module.exports.luaL_checkudata      = luaL_checkudata;
+module.exports.luaL_dostring        = luaL_dostring;
 module.exports.luaL_error           = luaL_error;
 module.exports.luaL_execresult      = luaL_execresult;
 module.exports.luaL_fileresult      = luaL_fileresult;
diff --git a/src/ldebug.js b/src/ldebug.js
index c9c4c1e..d429457 100644
--- a/src/ldebug.js
+++ b/src/ldebug.js
@@ -183,7 +183,7 @@ const collectvalidlines = function(L, f) {
         let t = new TValue(CT.LUA_TTABLE, ltable.luaH_new(L));
         L.stack[L.top++] = t;
         assert(L.top <= L.ci.top, "stack overflow");
-        let v = new TValue(true, CT.LUA_TBOOLEAN);
+        let v = new TValue(CT.LUA_TBOOLEAN, true);
         for (let i = 0; i < f.l.p.length; i++)
             lobject.table_newindex(t, lineinfo[i], v);
     }
diff --git a/src/lfunc.js b/src/lfunc.js
index 3f8fe2d..69c7581 100644
--- a/src/lfunc.js
+++ b/src/lfunc.js
@@ -56,10 +56,7 @@ class UpVal {
 }
 
 const luaF_newLclosure = function(L, n) {
-    let c = new lobject.LClosure();
-    c.p = null;
-    c.nupvalues = n;
-    while (n--) c.upvals[n] = null;
+    let c = new lobject.LClosure(L, n);
     return c;
 };
 
diff --git a/src/lobject.js b/src/lobject.js
index 5a202d4..784720b 100644
--- a/src/lobject.js
+++ b/src/lobject.js
@@ -7,9 +7,7 @@ const defs    = require('./defs.js');
 const ljstype = require('./ljstype.js');
 const luaconf = require('./luaconf.js');
 const llimit  = require('./llimit.js');
-const ltable  = require('./ltable.js');
 const CT      = defs.constant_types;
-const UpVal   = require('./lfunc.js').UpVal;
 const char    = defs.char;
 
 let tvalueCount = 0;
@@ -147,6 +145,11 @@ class TValue {
         this.value = x;
     }
 
+    sethvalue(x) {
+        this.type = CT.LUA_TTABLE;
+        this.value = x;
+    }
+
     setfrom(tv) { /* in lua C source setobj2t is often used for this */
         this.type = tv.type;
         this.value = tv.value;
@@ -201,17 +204,7 @@ class LClosure {
     constructor(L, n) {
         this.p = null;
         this.nupvalues = n;
-
-        let _ENV = new UpVal(L);
-        _ENV.refcount = 0;
-        _ENV.v = null;
-        _ENV.u.open.next = null;
-        _ENV.u.open.touched = true;
-        _ENV.u.value = new TValue(CT.LUA_TTABLE, ltable.luaH_new(L));
-
-        this.upvals = [
-            _ENV
-        ];
+        this.upvals = Array(n);
     }
 
 }
diff --git a/src/lundump.js b/src/lundump.js
index 9162501..1d2d079 100644
--- a/src/lundump.js
+++ b/src/lundump.js
@@ -1,12 +1,12 @@
 /*jshint esversion: 6 */
 "use strict";
 
-const assert         = require('assert');
+const assert  = require('assert');
 
-const defs           = require('./defs.js');
-const lobject        = require('./lobject.js');
-const Proto          = require('./lfunc.js').Proto;
-const OpCodes        = require('./lopcodes.js');
+const defs     = require('./defs.js');
+const lfunc    = require('./lfunc.js');
+const lobject  = require('./lobject.js');
+const lopcodes = require('./lopcodes.js');
 
 const LUAI_MAXSHORTLEN = 40;
 
@@ -128,7 +128,7 @@ class BytecodeParser {
 
     readCode(f) {
         let n = this.readInt();
-        let o = OpCodes;
+        let o = lopcodes;
         let p = BytecodeParser;
 
         for (let i = 0; i < n; i++) {
@@ -191,7 +191,7 @@ class BytecodeParser {
         let n = this.readInt();
 
         for (let i = 0; i < n; i++) {
-            f.p[i] = new Proto(this.L);
+            f.p[i] = new lfunc.Proto(this.L);
             this.readFunction(f.p[i], f.source);
         }
     }
@@ -280,12 +280,12 @@ class BytecodeParser {
     luaU_undump() {
         this.checkHeader();
 
-        let cl = new lobject.LClosure(this.L, this.readByte());
+        let cl = lfunc.luaF_newLclosure(this.L, this.readByte());
 
         this.L.stack[this.L.top] = new lobject.TValue(defs.CT.LUA_TLCL, cl);
         this.L.top++;
 
-        cl.p = new Proto();
+        cl.p = new lfunc.Proto();
 
         this.readFunction(cl.p);