public Transaction(ParserState state)
{
this.state = state;
index = state.Index;
indentIndex = state.IndentIndex;
userState = state.UserState?.Clone();
}
/// <summary>
/// Creates a copy of a parser state.
/// </summary>
/// <param name="other">The other state to make a copy of.</param>
public ParserState(ParserState other)
{
Source = other.Source;
TabSize = other.TabSize;
Index = other.Index;
IndentIndex = other.IndentIndex;
UserState = other.UserState?.Clone();
}
/// <summary>
/// Creates a new parser state.
/// </summary>
/// <param name="source">
/// The contents of the source to parse.
/// </param>
/// <param name="state">
/// Some arbitrary user state that can accompany a parsing operation.
/// </param>
public ParserState
(string source, int tabSize, ParserUserState userState = null)
{
Source = source;
TabSize = tabSize;
Index = 0;
IndentIndex = 0;
UserState = userState;
}
/// <summary>
/// Updates the transaction to use the current index when rolling back.
/// </summary>
public void CommitIndex()
{
index = state.Index;
userState = state.UserState;
}
