public override bool EvaluateAsBoolean (EvaluationContext context)
{
return Value;
}
public bool EvaluateStringAsBoolean (EvaluationContext context, string ret)
{
if (ret != null) {
if (ret.Equals ("TRUE", StringComparison.InvariantCultureIgnoreCase))
return true;
else if (ret.Equals ("FALSE", StringComparison.InvariantCultureIgnoreCase))
return false;
}
throw new InvalidProjectFileException (this.Location, string.Format ("Condition '{0}' is evaluated as '{1}' and cannot be converted to boolean", context.Source, ret));
}
public override string EvaluateAsString (EvaluationContext context)
{
return Left.EvaluateAsString (context) + strings [Operator] + Right.EvaluateAsString (context);
}
public override object EvaluateAsObject (EvaluationContext context)
{
return EvaluateAsString (context);
}
public abstract string EvaluateAsString(EvaluationContext context);
object DoEvaluateAsObject (EvaluationContext context)
{
if (Access.Target == null) {
return context.EvaluateProperty (Access.Name.Name);
} else {
if (this.Access.TargetType == PropertyTargetType.Object) {
var obj = Access.Target.EvaluateAsObject (context);
if (obj == null)
return null;
if (Access.Arguments != null) {
var args = Access.Arguments.Select (e => e.EvaluateAsObject (context)).ToArray ();
var method = FindMethod (obj.GetType (), Access.Name.Name, args);
if (method == null)
throw new InvalidProjectFileException (Location, string.Format ("access to undefined method '{0}' of '{1}' at {2}", Access.Name.Name, Access.Target.EvaluateAsString (context), Location));
return method.Invoke (obj, AdjustArgsForCall (method, args));
} else {
var prop = obj.GetType ().GetProperty (Access.Name.Name);
if (prop == null)
throw new InvalidProjectFileException (Location, string.Format ("access to undefined property '{0}' of '{1}' at {2}", Access.Name.Name, Access.Target.EvaluateAsString (context), Location));
return prop.GetValue (obj, null);
}
} else {
var type = Type.GetType (Access.Target.EvaluateAsString (context));
if (type == null)
throw new InvalidProjectFileException (Location, string.Format ("specified type '{0}' was not found", Access.Target.EvaluateAsString (context)));
if (Access.Arguments != null) {
var args = Access.Arguments.Select (e => e.EvaluateAsObject (context)).ToArray ();
var method = FindMethod (type, Access.Name.Name, args);
if (method == null)
throw new InvalidProjectFileException (Location, string.Format ("access to undefined static method '{0}' of '{1}' at {2}", Access.Name.Name, Access.Target.EvaluateAsString (context), Location));
return method.Invoke (null, AdjustArgsForCall (method, args));
} else {
var prop = type.GetProperty (Access.Name.Name);
if (prop == null)
throw new InvalidProjectFileException (Location, string.Format ("access to undefined static property '{0}' of '{1}' at {2}", Access.Name.Name, Access.Target.EvaluateAsString (context), Location));
return prop.GetValue (null, null);
}
}
}
}
public override bool EvaluateAsBoolean (EvaluationContext context)
{
var ret = EvaluateAsString (context);
return EvaluateStringAsBoolean (context, ret);
}
public override object EvaluateAsObject(EvaluationContext context)
{
return(Value);
}
public override string EvaluateAsString(EvaluationContext context)
{
// no negation for string
return("!" + Negated.EvaluateAsString(context));
}
public override string EvaluateAsString(EvaluationContext context)
{
return(Value ? "True" : "False");
}
public override bool EvaluateAsBoolean(EvaluationContext context)
{
return(Value);
}
public override string EvaluateAsString(EvaluationContext context)
{
return(Left.EvaluateAsString(context) + strings [Operator] + Right.EvaluateAsString(context));
}
public abstract object EvaluateAsObject(EvaluationContext context);
public abstract bool EvaluateAsBoolean(EvaluationContext context);
public override string EvaluateAsString (EvaluationContext context)
{
// no negation for string
return "!" + Negated.EvaluateAsString (context);
}
public override bool EvaluateAsBoolean(EvaluationContext context)
{
return(!Negated.EvaluateAsBoolean(context));
}
public override string EvaluateAsString (EvaluationContext context)
{
var ret = EvaluateAsObject (context);
// FIXME: this "wrapper" is kind of hack, to prevent sequential property references such as $(X)$(Y).
return ret == null ? context.Evaluator.ReplacementForMissingPropertyAndItem : context.Evaluator.Wrapper + ret.ToString () + context.Evaluator.Wrapper;
}
object DoEvaluateAsObject(EvaluationContext context)
{
if (Access.Target == null)
{
return(context.EvaluateProperty(Access.Name.Name));
}
else
{
if (this.Access.TargetType == PropertyTargetType.Object)
{
var obj = Access.Target.EvaluateAsObject(context);
if (obj == null)
{
return(null);
}
if (Access.Arguments != null)
{
var args = Access.Arguments.Select(e => e.EvaluateAsObject(context)).ToArray();
var method = FindMethod(obj.GetType(), Access.Name.Name, args);
if (method == null)
{
throw new InvalidProjectFileException(Location, string.Format("access to undefined method '{0}' of '{1}' at {2}", Access.Name.Name, Access.Target.EvaluateAsString(context), Location));
}
return(method.Invoke(obj, AdjustArgsForCall(method, args)));
}
else
{
var prop = obj.GetType().GetProperty(Access.Name.Name);
if (prop == null)
{
throw new InvalidProjectFileException(Location, string.Format("access to undefined property '{0}' of '{1}' at {2}", Access.Name.Name, Access.Target.EvaluateAsString(context), Location));
}
return(prop.GetValue(obj, null));
}
}
else
{
var type = Type.GetType(Access.Target.EvaluateAsString(context));
if (type == null)
{
throw new InvalidProjectFileException(Location, string.Format("specified type '{0}' was not found", Access.Target.EvaluateAsString(context)));
}
if (Access.Arguments != null)
{
var args = Access.Arguments.Select(e => e.EvaluateAsObject(context)).ToArray();
var method = FindMethod(type, Access.Name.Name, args);
if (method == null)
{
throw new InvalidProjectFileException(Location, string.Format("access to undefined static method '{0}' of '{1}' at {2}", Access.Name.Name, Access.Target.EvaluateAsString(context), Location));
}
return(method.Invoke(null, AdjustArgsForCall(method, args)));
}
else
{
var prop = type.GetProperty(Access.Name.Name);
if (prop == null)
{
throw new InvalidProjectFileException(Location, string.Format("access to undefined static property '{0}' of '{1}' at {2}", Access.Name.Name, Access.Target.EvaluateAsString(context), Location));
}
return(prop.GetValue(null, null));
}
}
}
}
public override bool EvaluateAsBoolean (EvaluationContext context)
{
return EvaluateStringAsBoolean (context, EvaluateAsString (context));
}
public override bool EvaluateAsBoolean(EvaluationContext context)
{
return(EvaluateStringAsBoolean(context, EvaluateAsString(context)));
}
public override string EvaluateAsString (EvaluationContext context)
{
return Value.Name;
}
public override bool EvaluateAsBoolean(EvaluationContext context)
{
var ret = EvaluateAsString(context);
return(EvaluateStringAsBoolean(context, ret));
}
public override bool EvaluateAsBoolean (EvaluationContext context)
{
if (string.Equals (Name.Name, "Exists", StringComparison.OrdinalIgnoreCase)) {
if (Arguments.Count != 1)
throw new InvalidProjectFileException (Location, "Function 'Exists' expects 1 argument");
string val = Arguments.First ().EvaluateAsString (context);
return Directory.Exists (val) || System.IO.File.Exists (val);
}
if (string.Equals (Name.Name, "HasTrailingSlash", StringComparison.OrdinalIgnoreCase)) {
if (Arguments.Count != 1)
throw new InvalidProjectFileException (Location, "Function 'HasTrailingSlash' expects 1 argument");
string val = Arguments.First ().EvaluateAsString (context);
return val.LastOrDefault () == '\\' || val.LastOrDefault () == '/';
}
throw new InvalidProjectFileException (Location, string.Format ("Unsupported function '{0}'", Name));
}
public override string EvaluateAsString(EvaluationContext context)
{
return(context.Evaluator.Evaluate(this.Value.Name));
}
public abstract object EvaluateAsObject (EvaluationContext context);
public override string EvaluateAsString(EvaluationContext context)
{
return(Value.Name);
}
public override bool EvaluateAsBoolean (EvaluationContext context)
{
switch (Operator) {
case Operator.EQ:
return string.Equals (Left.EvaluateAsString (context), Right.EvaluateAsString (context), StringComparison.OrdinalIgnoreCase);
case Operator.NE:
return !string.Equals (Left.EvaluateAsString (context), Right.EvaluateAsString (context), StringComparison.OrdinalIgnoreCase);
case Operator.And:
case Operator.Or:
// evaluate first, to detect possible syntax error on right expr.
var lb = Left.EvaluateAsBoolean (context);
var rb = Right.EvaluateAsBoolean (context);
return Operator == Operator.And ? (lb && rb) : (lb || rb);
}
// comparison expressions - evaluate comparable first, then compare values.
var left = Left.EvaluateAsObject (context);
var right = Right.EvaluateAsObject (context);
if (!(left is IComparable && right is IComparable))
throw new InvalidProjectFileException ("expression cannot be evaluated as boolean");
var result = ((IComparable) left).CompareTo (right);
switch (Operator) {
case Operator.GE:
return result >= 0;
case Operator.GT:
return result > 0;
case Operator.LE:
return result <= 0;
case Operator.LT:
return result < 0;
}
throw new InvalidOperationException ();
}
public override bool EvaluateAsBoolean(EvaluationContext context)
{
throw new InvalidProjectFileException("raw string literal cannot be evaluated as boolean");
}
public override string EvaluateAsString (EvaluationContext context)
{
return Value ? "True" : "False";
}
public override object EvaluateAsObject(EvaluationContext context)
{
return(EvaluateAsString(context));
}
public override object EvaluateAsObject (EvaluationContext context)
{
return Value;
}
public override string EvaluateAsString(EvaluationContext context)
{
throw new NotImplementedException();
}
public override bool EvaluateAsBoolean (EvaluationContext context)
{
return !Negated.EvaluateAsBoolean (context);
}
public override object EvaluateAsObject(EvaluationContext context)
{
throw new NotImplementedException();
}
public override object EvaluateAsObject (EvaluationContext context)
{
try {
return DoEvaluateAsObject (context);
} catch (TargetInvocationException ex) {
throw new InvalidProjectFileException ("Access to property caused an error", ex);
}
}
public override string EvaluateAsString (EvaluationContext context)
{
return QuoteChar + EvaluateAsStringWithoutQuote (context) + QuoteChar;
}
public override string EvaluateAsString (EvaluationContext context)
{
string itemType = Application.Name.Name;
var items = context.GetItems (itemType);
if (!items.Any ())
return context.Evaluator.ReplacementForMissingPropertyAndItem;
if (Application.Expressions == null)
return string.Join (";", items.Select (item => context.EvaluateItem (itemType, item)));
else
return string.Join (";", items.Select (item => {
context.ContextItem = item;
var ret = string.Concat (Application.Expressions.Select (e => e.EvaluateAsString (context)));
context.ContextItem = null;
return ret;
}));
}
public string EvaluateAsStringWithoutQuote (EvaluationContext context)
{
return string.Concat (Contents.Select (e => e.EvaluateAsString (context)));
}
public override string EvaluateAsString (EvaluationContext context)
{
string itemType = this.Access.ItemType != null ? this.Access.ItemType.Name : null;
string metadataName = Access.Metadata.Name;
IEnumerable<object> items;
if (this.Access.ItemType != null)
items = context.GetItems (itemType);
else if (context.ContextItem != null)
items = new Object [] { context.ContextItem };
else
items = context.GetAllItems ();
var values = items.Select (i => (i is ProjectItem) ? ((ProjectItem) i).GetMetadataValue (metadataName) : ((ProjectItemInstance) i).GetMetadataValue (metadataName)).Where (s => !string.IsNullOrEmpty (s));
return string.Join (";", values);
}
public override string EvaluateAsString (EvaluationContext context)
{
var ret = EvaluateAsObject (context);
return ret == null ? null : ret.ToString ();
}
public override string EvaluateAsString (EvaluationContext context)
{
return context.Evaluator.Evaluate (this.Value.Name);
}
public override string EvaluateAsString (EvaluationContext context)
{
string itemType = Application.Name.Name;
var items = context.GetItems (itemType);
if (!items.Any ())
return null;
if (Application.Expressions == null)
return string.Join (";", items.Select (item => Unwrap (context.EvaluateItem (itemType, item))));
else
return string.Join (";", items.Select (item => {
context.ContextItem = item;
var ret = Unwrap (string.Concat (Application.Expressions.Select (e => e.EvaluateAsString (context))));
context.ContextItem = null;
return ret;
}));
}
public override bool EvaluateAsBoolean (EvaluationContext context)
{
throw new InvalidProjectFileException ("raw string literal cannot be evaluated as boolean");
}
public abstract string EvaluateAsString (EvaluationContext context);
public override string EvaluateAsString (EvaluationContext context)
{
throw new NotImplementedException ();
}
public abstract bool EvaluateAsBoolean (EvaluationContext context);
public override object EvaluateAsObject (EvaluationContext context)
{
throw new NotImplementedException ();
}
public override string EvaluateAsString(EvaluationContext context)
{
var ret = EvaluateAsObject(context);
return(ret == null ? null : ret.ToString());
}
