1 files changed, 145 insertions, 0 deletions
diff --git a/Homework/cs5300/project-three/lexer/ExprLexer.java b/Homework/cs5300/project-three/lexer/ExprLexer.java
new file mode 100644
index 0000000..b9d760b
--- /dev/null
+++ b/Homework/cs5300/project-three/lexer/ExprLexer.java
@@ -0,0 +1,145 @@
+// Generated from ExprLexer.tokens by ANTLR 4.9.1
+package lexer;
+import org.antlr.v4.runtime.Lexer;
+import org.antlr.v4.runtime.CharStream;
+import org.antlr.v4.runtime.Token;
+import org.antlr.v4.runtime.TokenStream;
+import org.antlr.v4.runtime.*;
+import org.antlr.v4.runtime.atn.*;
+import org.antlr.v4.runtime.dfa.DFA;
+import org.antlr.v4.runtime.misc.*;
+
+@SuppressWarnings({"all", "warnings", "unchecked", "unused", "cast"})
+public class ExprLexer extends Lexer {
+	static { RuntimeMetaData.checkVersion("4.9.1", RuntimeMetaData.VERSION); }
+
+	protected static final DFA[] _decisionToDFA;
+	protected static final PredictionContextCache _sharedContextCache =
+		new PredictionContextCache();
+	public static final int
+		PLUS=1, MINUS=2, MULTIPLY=3, DIVIDE=4, OPAREN=5, CPAREN=6, FLOAT=7, INT=8, 
+		IDENTIFIER=9, COMMENT=10, WS=11;
+	public static String[] channelNames = {
+		"DEFAULT_TOKEN_CHANNEL", "HIDDEN"
+	};
+
+	public static String[] modeNames = {
+		"DEFAULT_MODE"
+	};
+
+	private static String[] makeRuleNames() {
+		return new String[] {
+			"PLUS", "MINUS", "MULTIPLY", "DIVIDE", "OPAREN", "CPAREN", "FLOAT", "INT", 
+			"IDENTIFIER", "COMMENT", "WS", "LETTER", "DIGIT"
+		};
+	}
+	public static final String[] ruleNames = makeRuleNames();
+
+	private static String[] makeLiteralNames() {
+		return new String[] {
+			null, "'+'", "'-'", "'*'", "'/'", "'('", "')'"
+		};
+	}
+	private static final String[] _LITERAL_NAMES = makeLiteralNames();
+	private static String[] makeSymbolicNames() {
+		return new String[] {
+			null, "PLUS", "MINUS", "MULTIPLY", "DIVIDE", "OPAREN", "CPAREN", "FLOAT", 
+			"INT", "IDENTIFIER", "COMMENT", "WS"
+		};
+	}
+	private static final String[] _SYMBOLIC_NAMES = makeSymbolicNames();
+	public static final Vocabulary VOCABULARY = new VocabularyImpl(_LITERAL_NAMES, _SYMBOLIC_NAMES);
+
+	/**
+	 * @deprecated Use {@link #VOCABULARY} instead.
+	 */
+	@Deprecated
+	public static final String[] tokenNames;
+	static {
+		tokenNames = new String[_SYMBOLIC_NAMES.length];
+		for (int i = 0; i < tokenNames.length; i++) {
+			tokenNames[i] = VOCABULARY.getLiteralName(i);
+			if (tokenNames[i] == null) {
+				tokenNames[i] = VOCABULARY.getSymbolicName(i);
+			}
+
+			if (tokenNames[i] == null) {
+				tokenNames[i] = "<INVALID>";
+			}
+		}
+	}
+
+	@Override
+	@Deprecated
+	public String[] getTokenNames() {
+		return tokenNames;
+	}
+
+	@Override
+
+	public Vocabulary getVocabulary() {
+		return VOCABULARY;
+	}
+
+
+	public ExprLexer(CharStream input) {
+		super(input);
+		_interp = new LexerATNSimulator(this,_ATN,_decisionToDFA,_sharedContextCache);
+	}
+
+	@Override
+	public String getGrammarFileName() { return "ExprLexer.tokens"; }
+
+	@Override
+	public String[] getRuleNames() { return ruleNames; }
+
+	@Override
+	public String getSerializedATN() { return _serializedATN; }
+
+	@Override
+	public String[] getChannelNames() { return channelNames; }
+
+	@Override
+	public String[] getModeNames() { return modeNames; }
+
+	@Override
+	public ATN getATN() { return _ATN; }
+
+	public static final String _serializedATN =
+		"\3\u608b\ua72a\u8133\ub9ed\u417c\u3be7\u7786\u5964\2\rh\b\1\4\2\t\2\4"+
+		"\3\t\3\4\4\t\4\4\5\t\5\4\6\t\6\4\7\t\7\4\b\t\b\4\t\t\t\4\n\t\n\4\13\t"+
+		"\13\4\f\t\f\4\r\t\r\4\16\t\16\3\2\3\2\3\3\3\3\3\4\3\4\3\5\3\5\3\6\3\6"+
+		"\3\7\3\7\3\b\6\b+\n\b\r\b\16\b,\3\b\3\b\6\b\61\n\b\r\b\16\b\62\3\t\6\t"+
+		"\66\n\t\r\t\16\t\67\3\n\3\n\3\n\7\n=\n\n\f\n\16\n@\13\n\3\13\3\13\3\13"+
+		"\3\13\7\13F\n\13\f\13\16\13I\13\13\3\13\5\13L\n\13\3\13\3\13\3\13\3\13"+
+		"\3\13\7\13S\n\13\f\13\16\13V\13\13\3\13\3\13\5\13Z\n\13\3\13\3\13\3\f"+
+		"\6\f_\n\f\r\f\16\f`\3\f\3\f\3\r\3\r\3\16\3\16\3T\2\17\3\3\5\4\7\5\t\6"+
+		"\13\7\r\b\17\t\21\n\23\13\25\f\27\r\31\2\33\2\3\2\5\4\2\f\f\17\17\5\2"+
+		"\13\f\16\17\"\"\4\2C\\c|\2o\2\3\3\2\2\2\2\5\3\2\2\2\2\7\3\2\2\2\2\t\3"+
+		"\2\2\2\2\13\3\2\2\2\2\r\3\2\2\2\2\17\3\2\2\2\2\21\3\2\2\2\2\23\3\2\2\2"+
+		"\2\25\3\2\2\2\2\27\3\2\2\2\3\35\3\2\2\2\5\37\3\2\2\2\7!\3\2\2\2\t#\3\2"+
+		"\2\2\13%\3\2\2\2\r\'\3\2\2\2\17*\3\2\2\2\21\65\3\2\2\2\239\3\2\2\2\25"+
+		"Y\3\2\2\2\27^\3\2\2\2\31d\3\2\2\2\33f\3\2\2\2\35\36\7-\2\2\36\4\3\2\2"+
+		"\2\37 \7/\2\2 \6\3\2\2\2!\"\7,\2\2\"\b\3\2\2\2#$\7\61\2\2$\n\3\2\2\2%"+
+		"&\7*\2\2&\f\3\2\2\2\'(\7+\2\2(\16\3\2\2\2)+\5\33\16\2*)\3\2\2\2+,\3\2"+
+		"\2\2,*\3\2\2\2,-\3\2\2\2-.\3\2\2\2.\60\7\60\2\2/\61\5\33\16\2\60/\3\2"+
+		"\2\2\61\62\3\2\2\2\62\60\3\2\2\2\62\63\3\2\2\2\63\20\3\2\2\2\64\66\5\33"+
+		"\16\2\65\64\3\2\2\2\66\67\3\2\2\2\67\65\3\2\2\2\678\3\2\2\28\22\3\2\2"+
+		"\29>\5\31\r\2:=\5\31\r\2;=\5\33\16\2<:\3\2\2\2<;\3\2\2\2=@\3\2\2\2><\3"+
+		"\2\2\2>?\3\2\2\2?\24\3\2\2\2@>\3\2\2\2AB\7\61\2\2BC\7\61\2\2CG\3\2\2\2"+
+		"DF\n\2\2\2ED\3\2\2\2FI\3\2\2\2GE\3\2\2\2GH\3\2\2\2HK\3\2\2\2IG\3\2\2\2"+
+		"JL\7\17\2\2KJ\3\2\2\2KL\3\2\2\2LM\3\2\2\2MZ\7\f\2\2NO\7\61\2\2OP\7,\2"+
+		"\2PT\3\2\2\2QS\13\2\2\2RQ\3\2\2\2SV\3\2\2\2TU\3\2\2\2TR\3\2\2\2UW\3\2"+
+		"\2\2VT\3\2\2\2WX\7,\2\2XZ\7\61\2\2YA\3\2\2\2YN\3\2\2\2Z[\3\2\2\2[\\\b"+
+		"\13\2\2\\\26\3\2\2\2]_\t\3\2\2^]\3\2\2\2_`\3\2\2\2`^\3\2\2\2`a\3\2\2\2"+
+		"ab\3\2\2\2bc\b\f\2\2c\30\3\2\2\2de\t\4\2\2e\32\3\2\2\2fg\4\62;\2g\34\3"+
+		"\2\2\2\r\2,\62\67<>GKTY`\3\b\2\2";
+	public static final ATN _ATN =
+		new ATNDeserializer().deserialize(_serializedATN.toCharArray());
+	static {
+		_decisionToDFA = new DFA[_ATN.getNumberOfDecisions()];
+		for (int i = 0; i < _ATN.getNumberOfDecisions(); i++) {
+			_decisionToDFA[i] = new DFA(_ATN.getDecisionState(i), i);
+		}
+	}
+}
+\ No newline at end of file