/** This code is provided for solely for use of students in the course COP5556 Programming Language Principles at the
* University of Florida during the Fall Semester 2022 as part of the course project. No other use is authorized.
package edu.ufl.cise.plpfa22;
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public interface ILexer {
* Return an IToken and advance the internal position so that subsequent calls will return subsequent ITokens.
* @throws LexicalException
IToken next() throws LexicalException;
* Return an IToken without advancing the internal position. A subsequent call to next or peek will return the same IToken.
* @throws LexicalException
IToken peek() throws LexicalException;
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