public ExpressionParser( string expression, IIdentifierResolver resolver, Type iteratorType )
{
if ( expression == null ) throw new ArgumentNullException( "expression" );
identifierResolver = resolver;
if ( iteratorType != null )
{
IteratorParameter = Expression.Parameter( iteratorType, "" );
}
literals = new Dictionary<Expression, string>();
text = expression;
textLen = text.Length;
SetTextPos( 0 );
NextToken();
}
public ExpressionParser( string expression, IIdentifierResolver resolver )
: this( expression, resolver, null )
{
}
public SourceReferenceSerializer(IIdentifierResolver identifierResolver)
{
_identifierResolver = identifierResolver;
}
public static LambdaExpression ParseLambda(Type itType, Type resultType, string expression, IIdentifierResolver resolver)
{
var parser = new ExpressionParser(expression, resolver, itType);
return(Expression.Lambda(parser.Parse(resultType), parser.IteratorParameter));
}
public static Expression <Func <TIterator, TResult> > ParseLambda <TIterator, TResult>(string expression, IIdentifierResolver resolver)
{
return((Expression <Func <TIterator, TResult> >)ParseLambda(typeof(TIterator), typeof(TResult), expression, resolver));
}
public static LambdaExpression ParseLambda(Type resultType, string expression, IIdentifierResolver resolver)
{
var parser = new ExpressionParser(expression, resolver);
return(Expression.Lambda(parser.Parse(resultType)));
}