private RegionAnalysisContext RegionAnalysisContext(StatementSyntax firstStatement, StatementSyntax lastStatement)
{
var memberModel = GetMemberModel(firstStatement);
if (memberModel == null)
{
// Recover from error cases
var node = new BoundBadStatement(firstStatement, ImmutableArray <BoundNode> .Empty, hasErrors: true);
return(new RegionAnalysisContext(Compilation, null, node, node, node));
}
Symbol member;
BoundNode boundNode = GetBoundRoot(memberModel, out member);
var first = memberModel.GetUpperBoundNode(firstStatement, promoteToBindable: true);
var last = memberModel.GetUpperBoundNode(lastStatement, promoteToBindable: true);
return(new RegionAnalysisContext(Compilation, member, boundNode, first, last));
}
private RegionAnalysisContext RegionAnalysisContext(ExpressionSyntax expression)
{
while (expression.Kind() == SyntaxKind.ParenthesizedExpression)
{
expression = ((ParenthesizedExpressionSyntax)expression).Expression;
}
var memberModel = GetMemberModel(expression);
if (memberModel == null)
{
// Recover from error cases
var node = new BoundBadStatement(expression, ImmutableArray <BoundNode> .Empty, hasErrors: true);
return(new RegionAnalysisContext(Compilation, null, node, node, node));
}
Symbol member;
BoundNode boundNode = GetBoundRoot(memberModel, out member);
var first = memberModel.GetUpperBoundNode(expression, promoteToBindable: true);
var last = first;
return(new RegionAnalysisContext(this.Compilation, member, boundNode, first, last));
}