Constructs a new instance of the {@link LookaheadEventInfo} class with
the specified detailed lookahead information.
@param decision The decision number
@param configs The final configuration set containing the necessary
information to determine the result of a prediction, or {@code null} if
the final configuration set is not available
@param input The input token stream
@param startIndex The start index for the current prediction
@param stopIndex The index at which the prediction was finally made
@param fullCtx {@code true} if the current lookahead is part of an LL
prediction; otherwise, {@code false} if the current lookahead is part of
an SLL prediction
Constructs a new instance of the {@link LookaheadEventInfo} class with the specified detailed lookahead information.
@param decision The decision number @param configs The final configuration set containing the necessary information to determine the result of a prediction, or {@code null} if the final configuration set is not available @param input The input token stream @param startIndex The start index for the current prediction @param stopIndex The index at which the prediction was finally made @param fullCtx {@code true} if the current lookahead is part of an LL prediction; otherwise, {@code false} if the current lookahead is part of an SLL prediction