public Expression GetValue(Compiler compiler, List<Expression> exprs, List<ParameterExpression> temps)
{
Expression right = compiler.Compile(this.IndexExpressionAst.Target);
this._targetExprTemp = Expression.Variable(right.Type);
temps.Add(this._targetExprTemp);
exprs.Add(Expression.Assign(this._targetExprTemp, right));
ExpressionAst index = this.IndexExpressionAst.Index;
ArrayLiteralAst ast2 = index as ArrayLiteralAst;
PSMethodInvocationConstraints invocationConstraints = this.GetInvocationConstraints();
if (ast2 != null)
{
return Expression.Dynamic(PSGetIndexBinder.Get(ast2.Elements.Count, invocationConstraints, true), typeof(object), ast2.Elements.Select<ExpressionAst, Expression>(new Func<ExpressionAst, Expression>(compiler.Compile)).Prepend<Expression>(this._targetExprTemp));
}
Expression expression3 = compiler.Compile(index);
this._indexExprTemp = Expression.Variable(expression3.Type);
temps.Add(this._indexExprTemp);
exprs.Add(Expression.Assign(this._indexExprTemp, expression3));
return Expression.Dynamic(PSGetIndexBinder.Get(1, invocationConstraints, true), typeof(object), this._targetExprTemp, this._indexExprTemp);
}
public Expression GetValue(Compiler compiler, List<Expression> exprs, List<ParameterExpression> temps)
{
Expression targetExpr = this.GetTargetExpr(compiler);
ParameterExpression item = Expression.Parameter(targetExpr.Type);
temps.Add(item);
this.CachedTarget = item;
exprs.Add(Expression.Assign(item, targetExpr));
StringConstantExpressionAst member = this.MemberExpression.Member as StringConstantExpressionAst;
if (member != null)
{
return Expression.Dynamic(PSGetMemberBinder.Get(member.Value, this.MemberExpression.Static), typeof(object), item);
}
ParameterExpression expression4 = Expression.Parameter(this.GetPropertyExpr(compiler).Type);
temps.Add(expression4);
exprs.Add(Expression.Assign(expression4, compiler.Compile(this.MemberExpression.Member)));
this.CachedPropertyExpr = expression4;
return Expression.Dynamic(PSGetDynamicMemberBinder.Get(this.MemberExpression.Static), typeof(object), item, expression4);
}
private Expression GetTargetExpr(Compiler compiler)
{
return (this._targetExprTemp ?? compiler.Compile(this.InvokeMemberExpressionAst.Expression));
}
private void ReallyCompile(bool optimize)
{
var sw = new Stopwatch();
sw.Start();
if (!IsProductCode && SecuritySupport.IsProductBinary(((Ast)_ast).Extent.File))
{
this.IsProductCode = true;
}
bool etwEnabled = ParserEventSource.Log.IsEnabled();
if (etwEnabled)
{
var extent = _ast.Body.Extent;
var text = extent.Text;
ParserEventSource.Log.CompileStart(ParserEventSource.GetFileOrScript(extent.File, text), text.Length, optimize);
}
PerformSecurityChecks();
Compiler compiler = new Compiler();
compiler.Compile(this, optimize);
if (!IsProductCode)
{
TelemetryAPI.ReportScriptTelemetry((Ast)_ast, !optimize, sw.ElapsedMilliseconds);
}
if (etwEnabled) ParserEventSource.Log.CompileStop();
}
public Expression GetValue(Compiler compiler, List<Expression> exprs, List<ParameterExpression> temps)
{
var targetExpr = compiler.Compile(IndexExpressionAst.Target);
_targetExprTemp = Expression.Variable(targetExpr.Type);
temps.Add(_targetExprTemp);
exprs.Add(Expression.Assign(_targetExprTemp, targetExpr));
var index = IndexExpressionAst.Index;
var arrayLiteral = (index as ArrayLiteralAst);
var constraints = GetInvocationConstraints();
Expression result;
if (arrayLiteral != null)
{
// If assignment to slices were allowed, we'd need to save the elements in temps
// like we do when doing normal assignment (below). But it's not allowed, so it
// doesn't matter.
result = DynamicExpression.Dynamic(PSGetIndexBinder.Get(arrayLiteral.Elements.Count, constraints),
typeof(object),
arrayLiteral.Elements.Select(compiler.Compile).Prepend(_targetExprTemp));
}
else
{
var indexExpr = compiler.Compile(index);
_indexExprTemp = Expression.Variable(indexExpr.Type);
temps.Add(_indexExprTemp);
exprs.Add(Expression.Assign(_indexExprTemp, indexExpr));
result = DynamicExpression.Dynamic(PSGetIndexBinder.Get(1, constraints), typeof(object), _targetExprTemp,
_indexExprTemp);
}
return result;
}
private Expression GetIndexExpr(Compiler compiler)
{
return _indexExprTemp ?? compiler.Compile(IndexExpressionAst.Index);
}
private Expression GetTargetExpr(Compiler compiler)
{
return _targetExprTemp ?? compiler.Compile(IndexExpressionAst.Target);
}
private Expression GetMemberNameExpr(Compiler compiler)
{
return _memberNameExprTemp ?? compiler.Compile(InvokeMemberExpressionAst.Member);
}
public Expression GetValue(Compiler compiler, List<Expression> exprs, List<ParameterExpression> temps)
{
var target = GetTargetExpr(compiler);
var targetTemp = Expression.Parameter(target.Type);
temps.Add(targetTemp);
CachedTarget = targetTemp;
exprs.Add(Expression.Assign(targetTemp, target));
var memberNameAst = MemberExpression.Member as StringConstantExpressionAst;
if (memberNameAst != null)
{
string name = memberNameAst.Value;
return DynamicExpression.Dynamic(PSGetMemberBinder.Get(name, compiler._memberFunctionType, MemberExpression.Static), typeof(object), targetTemp);
}
var propertyExpr = GetPropertyExpr(compiler);
var propertyNameTemp = Expression.Parameter(propertyExpr.Type);
temps.Add(propertyNameTemp);
exprs.Add(Expression.Assign(propertyNameTemp, compiler.Compile(MemberExpression.Member)));
CachedPropertyExpr = propertyNameTemp;
return DynamicExpression.Dynamic(PSGetDynamicMemberBinder.Get(compiler._memberFunctionType, MemberExpression.Static), typeof(object), targetTemp, propertyNameTemp);
}
private Expression GetPropertyExpr(Compiler compiler)
{
return compiler.Compile(MemberExpression.Member);
}
private Expression GetTargetExpr(Compiler compiler)
{
return compiler.Compile(MemberExpression.Expression);
}
private Expression GetIndexExpr(Compiler compiler)
{
return (this._indexExprTemp ?? compiler.Compile(this.IndexExpressionAst.Index));
}
