/* Parses assign
* variableList '=' expressionList */
Statement Assign(PrefixExpression prefixExpr)
{
var variable = prefixExpr.LiftVariable();
if (variable == null)
{
throw new LuaSyntaxException(input, ExceptionMessage.UNEXPECTED_SYMBOL, lexer.Current.Symbol);
}
var variables = lexer.Current.Symbol == Symbol.Comma ? VariableList(variable) : new List <Variable> {
variable
};
lexer.Expect(Symbol.Equal);
var expressions = ExpressionList();
return(new Statement.Assign(variables, expressions));
}
/* Parses assign
* variableList '=' expressionList */
Statement Assign(PrefixExpression prefixExpr)
{
var variable = prefixExpr.LiftVariable();
if (variable == null)
throw ReportSyntaxError(ExceptionMessage.UNEXPECTED_SYMBOL, Current.Symbol);
var variables = VariableList(variable);
Expect(Symbol.Equal);
var expressions = ExpressionList();
Debug.Assert(variables.Count > 0);
Debug.Assert(expressions.Count > 0);
return new Statement.Assign(variables, expressions)
{
Span = new SourceSpan(variables.First().Span.Start,
expressions.Last().Span.End)
};
}
/* Parses assign
* variableList '=' expressionList */
Statement Assign(PrefixExpression prefixExpr)
{
var variable = prefixExpr.LiftVariable();
if (variable == null)
throw new LuaSyntaxException(input, ExceptionMessage.UNEXPECTED_SYMBOL, lexer.Current.Symbol);
var variables = lexer.Current.Symbol == Symbol.Comma ? VariableList(variable) : new List<Variable> {variable};
lexer.Expect(Symbol.Equal);
var expressions = ExpressionList();
return new Statement.Assign(variables, expressions);
}
