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//
// ExpressionConstructs.cs
//
// Author:
// Atsushi Enomoto (atsushi@xamarin.com)
//
// Copyright (C) 2013 Xamarin Inc. (http://www.xamarin.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Collections;
using System.Collections.Generic;
namespace Microsoft.Build.Internal.Expressions
{
class Locatable
{
public ILocation Location { get; set; }
}
partial class ExpressionList : ILocation, IEnumerable<Expression>
{
public ExpressionList ()
{
}
public ExpressionList (Expression entry)
{
Add (entry);
}
public int Count {
get { return list.Count; }
}
//public int Line {
// get { return list.Count == 0 ? 0 : list [0].Line; }
//}
public int Column {
get { return list.Count == 0 ? 0 : list [0].Column; }
}
public string File {
get { return list.Count == 0 ? null : list [0].File; }
}
public string ToLocationString ()
{
return list.Count == 0 ? null : list [0].Location.ToLocationString ();
}
public IEnumerator<Expression> GetEnumerator ()
{
return list.GetEnumerator ();
}
IEnumerator IEnumerable.GetEnumerator ()
{
return list.GetEnumerator ();
}
List<Expression> list = new List<Expression> ();
public ExpressionList Add (Expression expr)
{
list.Add (expr);
return this;
}
public ExpressionList Insert (int pos, Expression expr)
{
list.Insert (pos, expr);
return this;
}
}
abstract partial class Expression : Locatable, ILocation
{
//public int Line {
// get { return Location.Line; }
//}
public int Column {
get { return Location.Column; }
}
public string File {
get { return Location.File; }
}
public string ToLocationString ()
{
return Location.ToLocationString ();
}
}
enum Operator
{
EQ,
NE,
LT,
LE,
GT,
GE,
And,
Or
}
partial class BinaryExpression : Expression
{
public Operator Operator { get; set; }
public Expression Left { get; set; }
public Expression Right { get; set; }
}
partial class BooleanLiteral : Expression
{
public bool Value { get; set; }
}
partial class NotExpression : Expression
{
public Expression Negated { get; set; }
}
partial class PropertyAccessExpression : Expression
{
public PropertyAccess Access { get; set; }
}
enum PropertyTargetType
{
Object,
Type,
}
class PropertyAccess : Locatable
{
public NameToken Name { get; set; }
public Expression Target { get; set; }
public PropertyTargetType TargetType { get; set; }
public ExpressionList Arguments { get; set; }
}
partial class ItemAccessExpression : Expression
{
public ItemApplication Application { get; set; }
}
class ItemApplication : Locatable
{
public NameToken Name { get; set; }
public ExpressionList Expressions { get; set; }
}
partial class MetadataAccessExpression : Expression
{
public MetadataAccess Access { get; set; }
}
class MetadataAccess : Locatable
{
public NameToken Metadata { get; set; }
public NameToken ItemType { get; set; }
}
partial class StringLiteral : Expression
{
public NameToken Value { get; set; }
}
partial class RawStringLiteral : Expression
{
public NameToken Value { get; set; }
}
partial class FunctionCallExpression : Expression
{
public NameToken Name { get; set; }
public ExpressionList Arguments { get; set; }
}
}
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