static OperatorInfo()
{
// precedence according to:
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Operator_Precedence
_unarypostfix[UnaryOperator.Increment] = new OperatorInfo("++", 16);
_unarypostfix[UnaryOperator.Decrement] = new OperatorInfo("--", 16);
_unaryprefix[UnaryOperator.Increment] = new OperatorInfo("++", 15);
_unaryprefix[UnaryOperator.Decrement] = new OperatorInfo("--", 15);
_unaryprefix[UnaryOperator.LogicalNot] = new OperatorInfo("!", 15);
_unaryprefix[UnaryOperator.BitwiseNot] = new OperatorInfo("~", 15);
_unaryprefix[UnaryOperator.Plus] = new OperatorInfo("+", 15);
_unaryprefix[UnaryOperator.Minus] = new OperatorInfo("-", 15);
_unaryprefix[UnaryOperator.Delete] = new OperatorInfo("delete ", 15);
_unaryprefix[UnaryOperator.TypeOf] = new OperatorInfo("typeof ", 15);
_unaryprefix[UnaryOperator.Void] = new OperatorInfo("void ", 15);
_binary[BinaryOperator.Times] = new OperatorInfo("*", 14);
_binary[BinaryOperator.Divide] = new OperatorInfo("/", 14);
_binary[BinaryOperator.Modulo] = new OperatorInfo("%", 14);
_binary[BinaryOperator.Plus] = new OperatorInfo("+", 13);
_binary[BinaryOperator.Minus] = new OperatorInfo("-", 13);
_binary[BinaryOperator.LeftShift] = new OperatorInfo("<<", 12);
_binary[BinaryOperator.RightShift] = new OperatorInfo(">>", 12);
_binary[BinaryOperator.UnsignedRightShift] = new OperatorInfo(">>>", 12);
_binary[BinaryOperator.Less] = new OperatorInfo("<", 11);
_binary[BinaryOperator.LessOrEqual] = new OperatorInfo("<=", 11);
_binary[BinaryOperator.Greater] = new OperatorInfo(">", 11);
_binary[BinaryOperator.GreaterOrEqual] = new OperatorInfo(">=", 11);
_binary[BinaryOperator.InstanceOf] = new OperatorInfo("instanceof", 11);
_binary[BinaryOperator.Equal] = new OperatorInfo("==", 10);
_binary[BinaryOperator.NotEqual] = new OperatorInfo("!=", 10);
_binary[BinaryOperator.StrictlyEqual] = new OperatorInfo("===", 10);
_binary[BinaryOperator.StricltyNotEqual] = new OperatorInfo("!==", 10);
_binary[BinaryOperator.BitwiseAnd] = new OperatorInfo("&", 9);
_binary[BinaryOperator.BitwiseXOr] = new OperatorInfo("^", 8);
_binary[BinaryOperator.BitwiseOr] = new OperatorInfo("|", 7);
_logical[LogicalOperator.LogicalAnd] = new OperatorInfo("&&", 6);
_logical[LogicalOperator.LogicalOr] = new OperatorInfo("||", 5);
Assignment = new OperatorInfo("=", 3);
Block = new OperatorInfo("{}", 0);
}
public ExpressionContext(JScriptBuilder builder, BlockStatement e)
: this(builder)
{
_op = OperatorInfo.Block;
}
public ExpressionContext(JScriptBuilder builder, AssignmentExpression e)
: this(builder)
{
_op = OperatorInfo.Assignment;
Enter();
}
public ExpressionContext(JScriptBuilder builder, LogicalExpression e)
: this(builder)
{
_op = OperatorInfo.GetLogical(e.Operator);
Enter();
}
public ExpressionContext(JScriptBuilder builder, BinaryExpression e)
: this(builder)
{
_op = OperatorInfo.GetBinary(e.Operator);
Enter();
}
public ExpressionContext(JScriptBuilder builder, UnaryExpression e)
: this(builder)
{
_op = OperatorInfo.GetUnary(e.Operator, e.Prefix);
Enter();
}
public ExpressionContext(JScriptBuilder builder, OperatorInfo op)
: this(builder)
{
_op = op;
Enter();
}