Java Code Examples for org.luaj.vm2.Lua#OP_LEN

The following examples show how to use org.luaj.vm2.Lua#OP_LEN . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: LuaParser.java From VideoOS-Android-SDK with GNU General Public License v3.0

5 votes

public int Unop() throws ParseException {
    switch ((jj_ntk == -1) ? jj_ntk() : jj_ntk) {
        case 83:
            jj_consume_token(83);
        {
            if (true) return Lua.OP_UNM;
        }
        break;
        case NOT:
            jj_consume_token(NOT);
        {
            if (true) return Lua.OP_NOT;
        }
        break;
        case 69:
            jj_consume_token(69);
        {
            if (true) return Lua.OP_LEN;
        }
        break;
        default:
            jj_la1[33] = jj_gen;
            jj_consume_token(-1);
            throw new ParseException();
    }
    throw new Error("Missing return statement in function");
}

Example 2

Source File: Exp.java From VideoOS-Android-SDK with GNU General Public License v3.0

5 votes

static int precedence(int op) {
    switch (op) {
        case Lua.OP_OR:
            return 0;
        case Lua.OP_AND:
            return 1;
        case Lua.OP_LT:
        case Lua.OP_GT:
        case Lua.OP_LE:
        case Lua.OP_GE:
        case Lua.OP_NEQ:
        case Lua.OP_EQ:
            return 2;
        case Lua.OP_CONCAT:
            return 3;
        case Lua.OP_ADD:
        case Lua.OP_SUB:
            return 4;
        case Lua.OP_MUL:
        case Lua.OP_DIV:
        case Lua.OP_MOD:
            return 5;
        case Lua.OP_NOT:
        case Lua.OP_UNM:
        case Lua.OP_LEN:
            return 6;
        case Lua.OP_POW:
            return 7;
        default:
            throw new IllegalStateException("precedence of bad op " + op);
    }
}

Example 3

Source File: DebugLib.java From XPrivacyLua with GNU General Public License v3.0

5 votes

static NameWhat getfuncname(DebugLib.CallFrame frame) {
	if (!frame.f.isclosure())
		return new NameWhat(frame.f.classnamestub(), "Java");
	Prototype p = frame.f.checkclosure().p;
	int pc = frame.pc;
	int i = p.code[pc]; /* calling instruction */
	LuaString tm;
	switch (Lua.GET_OPCODE(i)) {
		case Lua.OP_CALL:
		case Lua.OP_TAILCALL: /* get function name */
			return getobjname(p, pc, Lua.GETARG_A(i));
		case Lua.OP_TFORCALL: /* for iterator */
	    	return new NameWhat("(for iterator)", "(for iterator");
	    /* all other instructions can call only through metamethods */
	    case Lua.OP_SELF:
	    case Lua.OP_GETTABUP:
	    case Lua.OP_GETTABLE: tm = LuaValue.INDEX; break;
	    case Lua.OP_SETTABUP:
	    case Lua.OP_SETTABLE: tm = LuaValue.NEWINDEX; break;
	    case Lua.OP_EQ: tm = LuaValue.EQ; break;
	    case Lua.OP_ADD: tm = LuaValue.ADD; break;
	    case Lua.OP_SUB: tm = LuaValue.SUB; break;
	    case Lua.OP_MUL: tm = LuaValue.MUL; break;
	    case Lua.OP_DIV: tm = LuaValue.DIV; break;
	    case Lua.OP_MOD: tm = LuaValue.MOD; break;
	    case Lua.OP_POW: tm = LuaValue.POW; break;
	    case Lua.OP_UNM: tm = LuaValue.UNM; break;
	    case Lua.OP_LEN: tm = LuaValue.LEN; break;
	    case Lua.OP_LT: tm = LuaValue.LT; break;
	    case Lua.OP_LE: tm = LuaValue.LE; break;
	    case Lua.OP_CONCAT: tm = LuaValue.CONCAT; break;
	    default:
	      return null;  /* else no useful name can be found */
	}
	return new NameWhat( tm.tojstring(), "metamethod" );
}

Example 4

Source File: Exp.java From HtmlNative with Apache License 2.0

5 votes

static int precedence(int op) {
	switch ( op ) {
	case Lua.OP_OR: return 0;
	case Lua.OP_AND: return 1;
	case Lua.OP_LT: case Lua.OP_GT: case Lua.OP_LE: case Lua.OP_GE: case Lua.OP_NEQ: case Lua.OP_EQ: return 2;
	case Lua.OP_CONCAT: return 3;
	case Lua.OP_ADD: case Lua.OP_SUB: return 4;
	case Lua.OP_MUL: case Lua.OP_DIV: case Lua.OP_MOD: return 5;
	case Lua.OP_NOT: case Lua.OP_UNM: case Lua.OP_LEN: return 6;
	case Lua.OP_POW: return 7;
	default: throw new IllegalStateException("precedence of bad op "+op);
	}
}

Example 5

Source File: DebugLib.java From HtmlNative with Apache License 2.0

5 votes

static NameWhat getfuncname(DebugLib.CallFrame frame) {
	if (!frame.f.isclosure())
		return new NameWhat(frame.f.classnamestub(), "Java");
	Prototype p = frame.f.checkclosure().p;
	int pc = frame.pc;
	int i = p.code[pc]; /* calling instruction */
	LuaString tm;
	switch (Lua.GET_OPCODE(i)) {
		case Lua.OP_CALL:
		case Lua.OP_TAILCALL: /* get function name */
			return getobjname(p, pc, Lua.GETARG_A(i));
		case Lua.OP_TFORCALL: /* for iterator */
	    	return new NameWhat("(for iterator)", "(for iterator");
	    /* all other instructions can call only through metamethods */
	    case Lua.OP_SELF:
	    case Lua.OP_GETTABUP:
	    case Lua.OP_GETTABLE: tm = LuaValue.INDEX; break;
	    case Lua.OP_SETTABUP:
	    case Lua.OP_SETTABLE: tm = LuaValue.NEWINDEX; break;
	    case Lua.OP_EQ: tm = LuaValue.EQ; break;
	    case Lua.OP_ADD: tm = LuaValue.ADD; break;
	    case Lua.OP_SUB: tm = LuaValue.SUB; break;
	    case Lua.OP_MUL: tm = LuaValue.MUL; break;
	    case Lua.OP_DIV: tm = LuaValue.DIV; break;
	    case Lua.OP_MOD: tm = LuaValue.MOD; break;
	    case Lua.OP_POW: tm = LuaValue.POW; break;
	    case Lua.OP_UNM: tm = LuaValue.UNM; break;
	    case Lua.OP_LEN: tm = LuaValue.LEN; break;
	    case Lua.OP_LT: tm = LuaValue.LT; break;
	    case Lua.OP_LE: tm = LuaValue.LE; break;
	    case Lua.OP_CONCAT: tm = LuaValue.CONCAT; break;
	    default:
	      return null;  /* else no useful name can be found */
	}
	return new NameWhat( tm.tojstring(), "metamethod" );
}

Example 6

Source File: Exp.java From luaj with MIT License

5 votes

static int precedence(int op) {
	switch ( op ) {
	case Lua.OP_OR: return 0;
	case Lua.OP_AND: return 1;
	case Lua.OP_LT: case Lua.OP_GT: case Lua.OP_LE: case Lua.OP_GE: case Lua.OP_NEQ: case Lua.OP_EQ: return 2;
	case Lua.OP_CONCAT: return 3;
	case Lua.OP_ADD: case Lua.OP_SUB: return 4;
	case Lua.OP_MUL: case Lua.OP_DIV: case Lua.OP_MOD: return 5;
	case Lua.OP_NOT: case Lua.OP_UNM: case Lua.OP_LEN: return 6;
	case Lua.OP_POW: return 7;
	default: throw new IllegalStateException("precedence of bad op "+op);
	}
}

Example 7

Source File: JavaBuilder.java From luaj with MIT License

5 votes

public void unaryop(int o) {
	String op;
	switch (o) {
		default:
		case Lua.OP_UNM: op = "neg"; break;
		case Lua.OP_NOT: op = "not"; break;
		case Lua.OP_LEN: op = "len"; break;
	}
       append(factory.createInvoke(STR_LUAVALUE, op, TYPE_LUAVALUE, Type.NO_ARGS, Constants.INVOKEVIRTUAL));
}

Example 8

Source File: DebugLib.java From luaj with MIT License

5 votes

static NameWhat getfuncname(DebugLib.CallFrame frame) {
	if (!frame.f.isclosure())
		return new NameWhat(frame.f.classnamestub(), "Java");
	Prototype p = frame.f.checkclosure().p;
	int pc = frame.pc;
	int i = p.code[pc]; /* calling instruction */
	LuaString tm;
	switch (Lua.GET_OPCODE(i)) {
		case Lua.OP_CALL:
		case Lua.OP_TAILCALL: /* get function name */
			return getobjname(p, pc, Lua.GETARG_A(i));
		case Lua.OP_TFORCALL: /* for iterator */
	    	return new NameWhat("(for iterator)", "(for iterator");
	    /* all other instructions can call only through metamethods */
	    case Lua.OP_SELF:
	    case Lua.OP_GETTABUP:
	    case Lua.OP_GETTABLE: tm = LuaValue.INDEX; break;
	    case Lua.OP_SETTABUP:
	    case Lua.OP_SETTABLE: tm = LuaValue.NEWINDEX; break;
	    case Lua.OP_EQ: tm = LuaValue.EQ; break;
	    case Lua.OP_ADD: tm = LuaValue.ADD; break;
	    case Lua.OP_SUB: tm = LuaValue.SUB; break;
	    case Lua.OP_MUL: tm = LuaValue.MUL; break;
	    case Lua.OP_DIV: tm = LuaValue.DIV; break;
	    case Lua.OP_MOD: tm = LuaValue.MOD; break;
	    case Lua.OP_POW: tm = LuaValue.POW; break;
	    case Lua.OP_UNM: tm = LuaValue.UNM; break;
	    case Lua.OP_LEN: tm = LuaValue.LEN; break;
	    case Lua.OP_LT: tm = LuaValue.LT; break;
	    case Lua.OP_LE: tm = LuaValue.LE; break;
	    case Lua.OP_CONCAT: tm = LuaValue.CONCAT; break;
	    default:
	      return null;  /* else no useful name can be found */
	}
	return new NameWhat( tm.tojstring(), "metamethod" );
}

Example 9

Source File: DebugLib.java From VideoOS-Android-SDK with GNU General Public License v3.0

4 votes

static NameWhat getfuncname(DebugLib.CallFrame frame) {
    if (!frame.f.isclosure())
        return new NameWhat(frame.f.classnamestub(), "Java");
    Prototype p = frame.f.checkclosure().p;
    int pc = frame.pc;
    int i = p.code[pc]; /* calling instruction */
    LuaString tm;
    switch (Lua.GET_OPCODE(i)) {
        case Lua.OP_CALL:
        case Lua.OP_TAILCALL: /* get function name */
            return getobjname(p, pc, Lua.GETARG_A(i));
        case Lua.OP_TFORCALL: /* for iterator */
            return new NameWhat("(for iterator)", "(for iterator");
        /* all other instructions can call only through metamethods */
        case Lua.OP_SELF:
        case Lua.OP_GETTABUP:
        case Lua.OP_GETTABLE:
            tm = LuaValue.INDEX;
            break;
        case Lua.OP_SETTABUP:
        case Lua.OP_SETTABLE:
            tm = LuaValue.NEWINDEX;
            break;
        case Lua.OP_EQ:
            tm = LuaValue.EQ;
            break;
        case Lua.OP_ADD:
            tm = LuaValue.ADD;
            break;
        case Lua.OP_SUB:
            tm = LuaValue.SUB;
            break;
        case Lua.OP_MUL:
            tm = LuaValue.MUL;
            break;
        case Lua.OP_DIV:
            tm = LuaValue.DIV;
            break;
        case Lua.OP_MOD:
            tm = LuaValue.MOD;
            break;
        case Lua.OP_POW:
            tm = LuaValue.POW;
            break;
        case Lua.OP_UNM:
            tm = LuaValue.UNM;
            break;
        case Lua.OP_LEN:
            tm = LuaValue.LEN;
            break;
        case Lua.OP_LT:
            tm = LuaValue.LT;
            break;
        case Lua.OP_LE:
            tm = LuaValue.LE;
            break;
        case Lua.OP_CONCAT:
            tm = LuaValue.CONCAT;
            break;
        default:
            return null;  /* else no useful name can be found */
    }
    return new NameWhat(tm.tojstring(), "metamethod");
}