public TryStatement(BlockStatement Block, CatchClause Catch, FinallyClause Finally, TextSpan Location)
: base(Operation.Try, Location)
{
this.Block = Block;
this.Catch = Catch;
this.Finally = Finally;
}
public TryStatement(BlockStatement Block, CatchClause Catch, FinallyClause Finally, TextSpan Location)
: base(Operation.Try, Location)
{
this.Block = Block;
this.Catch = Catch;
this.Finally = Finally;
}
private TryStatement ParseTry ()
{
Token start = current;
Next ();
BlockStatement block = ParseBlock ();
Next();
bool flag = true;
CatchClause catchClause = null;
FinallyClause finallyClause = null;
if (current.Kind == Token.Type.@catch) {
Token start2 = current;
flag = false;
Next ();
CheckSyntaxExpected (Token.Type.LeftParenthesis);
Token left = current;
Next ();
Token id = current;
Identifier name = null;
if (CheckSyntaxExpected (Token.Type.Identifier))
name = (current as IdentifierToken).Spelling;
Next();
CheckSyntaxExpected (Token.Type.RightParenthesis);
Token right = current;
Next();
BlockStatement handler = ParseBlock();
catchClause = new CatchClause(name, handler,new TextSpan(start2,current), new TextSpan(id, id), new TextPoint(left.StartPosition),new TextPoint(right.StartPosition));
}
if (current.Kind == Token.Type.@finally) {
Token start3 = current;
flag = false;
Next ();
BlockStatement handler2 = ParseBlock();
finallyClause = new FinallyClause(handler2,new TextSpan(start3,current));
}
if (flag) {
diagnostics.Add(new Diagnostic(DiagnosticCode.TryHasNoHandlers,new TextSpan(start,current)));
}
return new TryStatement (block, catchClause, finallyClause, new TextSpan (start, current));
}