/// <summary>
/// Initializes a new instance of the TryStatement class.
/// </summary>
/// <param name="embeddedStatement">
/// The statement embedded within this try-statement.
/// </param>
internal TryStatement(BlockStatement embeddedStatement)
: base(StatementType.Try)
{
Param.AssertNotNull(embeddedStatement, "embeddedStatement");
this.embeddedStatement = embeddedStatement;
this.AddStatement(embeddedStatement);
}
/// <summary>
/// Reads the next block statement from the file and returns it.
/// </summary>
/// <param name="unsafeCode">
/// Indicates whether the code being parsed resides in an unsafe code block.
/// </param>
/// <returns>
/// Returns the statement.
/// </returns>
private BlockStatement ParseBlockStatement(bool unsafeCode)
{
Param.Ignore(unsafeCode);
Reference<ICodePart> statementReference = new Reference<ICodePart>();
// Get the opening bracket keyword.
Bracket openingBracket = this.GetBracketToken(CsTokenType.OpenCurlyBracket, SymbolType.OpenCurlyBracket, statementReference);
Node<CsToken> openingBracketNode = this.tokens.InsertLast(openingBracket);
// Create the block statement.
BlockStatement block = new BlockStatement();
// Get the rest of the statement.
Node<CsToken> closingBracketNode = this.ParseStatementScope(block, statementReference, unsafeCode);
if (closingBracketNode == null)
{
// If we failed to get a closing bracket back, then there is a syntax
// error in the document since there is an opening bracket with no matching
// closing bracket.
throw this.CreateSyntaxException();
}
openingBracket.MatchingBracketNode = closingBracketNode;
((Bracket)closingBracketNode.Value).MatchingBracketNode = openingBracketNode;
// Create the token list for this statement.
CsTokenList partialTokens = new CsTokenList(this.tokens, openingBracketNode, this.tokens.Last);
block.Tokens = partialTokens;
statementReference.Target = block;
return block;
}
/// <summary>
/// The save.
/// </summary>
/// <param name="blockStatement">
/// The block statement.
/// </param>
private void Save(BlockStatement blockStatement)
{
this.Save((ICodeUnit)blockStatement);
}
