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-rw-r--r--src/lauxlib.js2
-rw-r--r--src/lbaselib.js4
-rw-r--r--src/ldo.js9
-rw-r--r--src/lvm.js14
4 files changed, 15 insertions, 14 deletions
diff --git a/src/lauxlib.js b/src/lauxlib.js
index b879446..3ebcc7d 100644
--- a/src/lauxlib.js
+++ b/src/lauxlib.js
@@ -14,7 +14,7 @@ const LUA_LOADED_TABLE = "_LOADED"
const panic = function(L) {
let msg = `PANIC: unprotected error in call to Lua API (${lapi.lua_tostring(L, -1)})`;
console.error(msg);
- throw new Error(msg);
+ return 0;
};
// const luaL_argerror = function(L, arg, extramsg) {
diff --git a/src/lbaselib.js b/src/lbaselib.js
index 16c63bf..205d57a 100644
--- a/src/lbaselib.js
+++ b/src/lbaselib.js
@@ -19,7 +19,7 @@ const luaB_print = function(L) {
lapi.lua_call(L, 1, 1);
let s = lapi.lua_tolstring(L, -1);
if (s === null)
- throw new Error("'tostring' must return a string to 'print");
+ return lauxlib.luaL_error(L, "'tostring' must return a string to 'print'");
if (i > 1) s = `\t${s}`;
str = `${str}${s}`;
lapi.lua_pop(L, 1);
@@ -51,7 +51,7 @@ const luaB_setmetatable = function(L) {
lauxlib.luaL_checktype(L, 1, CT.LUA_TTABLE);
lauxlib.luaL_argcheck(L, t === CT.LUA_TNIL || t === CT.LUA_TTABLE, 2, "nil or table expected");
if (lauxlib.luaL_getmetafield(L, 1, "__metatable") !== CT.LUA_TNIL)
- throw new Error("cannot change a protected metatable");
+ return lauxlib.luaL_error(L, "cannot change a protected metatable");
lapi.lua_settop(L, 2);
lapi.lua_setmetatable(L, 1);
return 1;
diff --git a/src/ldo.js b/src/ldo.js
index bf07c8c..4333f5e 100644
--- a/src/ldo.js
+++ b/src/ldo.js
@@ -11,6 +11,7 @@ const ltm = require('./ltm.js');
const lvm = require('./lvm.js');
const lfunc = require('./lfunc.js');
const BytecodeParser = require('./lundump.js');
+const ldebug = require('./ldebug.js');
const CT = lua.constant_types;
const TS = lua.thread_status;
const LUA_MULTRET = lua.LUA_MULTRET;
@@ -190,7 +191,7 @@ const adjust_varargs = function(L, p, actual) {
const tryfuncTM = function(L, off, func) {
let tm = ltm.luaT_gettmbyobj(L, func, ltm.TMS.TM_CALL);
if (!tm.ttisfunction(tm))
- throw new Error("__call metatable member is not a function"); // TODO: luaG_typeerror
+ ldebug.luaG_typeerror(L, func, "call");
/* Open a hole inside the stack at 'func' */
for (let p = L.top; p > off; p--)
L.stack[p] = L.stack[p-1];
@@ -207,9 +208,9 @@ const tryfuncTM = function(L, off, func) {
*/
const stackerror = function(L) {
if (L.nCcalls === llimit.LUAI_MAXCCALLS)
- throw new Error("JS stack overflow");
- else if (L.nCcalls >= llimit.LUAI_MAXCCALLS + (llimit.LUAI_MAXCCALLS >> 3)) /* error while handing stack error */
- throw new Error("stack overflow"); // TODO: luaD_throw(L, LUA_ERRERR);
+ ldebug.luaG_runerror(L, "JS stack overflow");
+ else if (L.nCcalls >= llimit.LUAI_MAXCCALLS + (llimit.LUAI_MAXCCALLS >> 3))
+ luaD_throw(L, TS.LUA_ERRERR); /* error while handing stack error */
};
/*
diff --git a/src/lvm.js b/src/lvm.js
index c74fa45..a31e0c7 100644
--- a/src/lvm.js
+++ b/src/lvm.js
@@ -531,19 +531,19 @@ const luaV_execute = function(L) {
let nstep = tonumber(pstep);
if (nlimit === false)
- throw new Error("'for' limit must be a number");
+ ldebug.luaG_runerror(L, "'for' limit must be a number");
plimit.type = CT.LUA_TNUMFLT;
plimit.value = nlimit
if (nstep === false)
- throw new Error("'for' step must be a number");
+ ldebug.luaG_runerror(L, "'for' step must be a number");
pstep.type = CT.LUA_TNUMFLT;
pstep.value = nstep
if (ninit === false)
- throw new Error("'for' initial value must be a number");
+ ldebug.luaG_runerror(L, "'for' initial value must be a number");
init.type = CT.LUA_TNUMFLT;
init.value = ninit - nstep;
@@ -662,7 +662,7 @@ const luaV_lessthan = function(L, l, r) {
else {
let res = ltm.luaT_callorderTM(L, l, r, ltm.TMS.TM_LT);
if (res < 0)
- throw new Error("TM order error"); // TODO: luaG_ordererror
+ ldebug.luaG_ordererror(L, l, r);
return res;
}
};
@@ -684,7 +684,7 @@ const luaV_lessequal = function(L, l, r) {
res = ltm.luaT_callorderTM(L, l, r, ltm.TMS.TM_LT);
L.ci.callstatus ^= lstate.CIST_LEQ; /* clear mark */
if (res < 0)
- throw new Error("TM order error"); // TODO: luaG_ordererror
+ ldebug.luaG_ordererror(L, l, r);
return res !== 1 ? 1 : 0; /* result is negated */
};
@@ -931,7 +931,7 @@ const gettable = function(L, table, key, ra, recur) {
recur = recur ? recur : 0;
if (recur >= MAXTAGRECUR)
- throw new Error("'__index' chain too long; possible loop"); // TODO: luaG_runerror
+ ldebug.luaG_runerror(L, "'__index' chain too long; possible loop");
if (table.ttistable()) {
let element = table.__index(table, key);
@@ -974,7 +974,7 @@ const settable = function(L, table, key, v, recur) {
recur = recur ? recur : 0;
if (recur >= MAXTAGRECUR)
- throw new Error("'__newindex' chain too long; possible loop"); // TODO: luaG_runerror
+ ldebug.luaG_runerror(L, "'__newindex' chain too long; possible loop");
if (table.ttistable()) {
let element = table.__index(table, key);