7 files changed, 311 insertions, 0 deletions
diff --git a/F2024/cps710/assignments/A1/HL.jj b/F2024/cps710/assignments/A1/HL.jj
new file mode 100644
index 0000000..54657cc
--- /dev/null
+++ b/F2024/cps710/assignments/A1/HL.jj
@@ -0,0 +1,83 @@
+options {
+	IGNORE_CASE=false;
+}
+
+PARSER_BEGIN(HL)
+
+	public class HL { } 
+
+PARSER_END(HL)
+
+	TOKEN_MGR_DECLS : 
+{
+	static int depth;
+}
+
+SKIP : 
+{ 
+	" " 
+		| "\t" 
+		| "\n" 
+		| "\r" 
+		| <"//" (~["\n","\r"])* ("\n" | "\r" | "\r\n")>
+		| "/'" { depth = 1; SwitchTo(COMMENT_BLOCK); }
+}
+
+<COMMENT_BLOCK> SKIP:
+{
+	< "/'" > { depth++; }
+	|  < "'/" > { if (--depth == 0) SwitchTo(DEFAULT); }
+	|  < ~[] >
+}
+
+TOKEN : 
+{ 
+	<ELSE: "else"> 
+		| <FOR: "for">
+		| <DO: "do"> 
+		| <IN: "in"> 
+		| <WHILE: "while"> 
+		| <IF: "if"> 
+		| <THEN: "then"> 
+		| <ELIF: "elif">
+		| <FI: "fi">
+		| <FUNCTION: "function">
+		| <RETURN: "return">
+		| <END: "end">
+		| <PRINT: "print">
+		| <PRINTLN: "println">
+		| <VAR: "var">
+		| <LESS: "<">
+		| <LESSEQ: "<=">
+		| <GREATER: ">">
+		| <GREATEQ: ">=">
+		| <EQUAL: "==">
+		| <NOTEQ: "!=">
+		| <ISIN: "=in">
+		| <NOTIN: "!in">
+		| <PLUS: "+">
+		| <MINUS: "-">
+		| <TIMES: "*">
+		| <DIV: "/">
+		| <MOD: "%">
+		| <AND: "&">
+		| <VBAR: "|">
+		| <NOT: "!">
+		| <ASSIGN: "=">
+		| <LROUND: "(">
+		| <RROUND: ")">
+		| <LCURLY: "{">
+		| <RCURLY: "}">
+		| <LSQUARE: "[">
+		| <RSQUARE: "]">
+		| <COMMA: ",">
+		| <SEMICOL: ";">
+		| <TRUE: "#1">
+		| <FALSE: "#0">
+		| <IDNUM: ["a"-"z"] ( ["a"-"z", "A"-"Z", "0"-"9"] )*>
+		| <IDSET: ["A"-"Z"] ( ["a"-"z", "A"-"Z", "0"-"9"] )*>
+		| <IDBOOL: "#" ["a"-"z","A"-"Z"] ( ["a"-"z", "A"-"Z", "0"-"9"] )*>
+		| <NUMBER: ( ["0"-"9"] )+>
+		| <STRING: "\"" (~["\"","\\"] | "\\" ["n","t","\\","\""])* "\"" > 
+}
+
diff --git a/F2024/cps710/assignments/A1/IdBoolToken.java b/F2024/cps710/assignments/A1/IdBoolToken.java
new file mode 100644
index 0000000..eadfdfe
--- /dev/null
+++ b/F2024/cps710/assignments/A1/IdBoolToken.java
@@ -0,0 +1,18 @@
+class IdBoolToken extends Token {
+	public String value;
+
+	public IdBoolToken(int kind, String image) {
+		super(kind, image);
+		this.value = image;
+	}
+
+	@Override
+	public Object getValue() {
+		return value;
+	}
+
+	@Override
+	public String toString() {
+		return value;
+	}
+}
diff --git a/F2024/cps710/assignments/A1/IdNumToken.java b/F2024/cps710/assignments/A1/IdNumToken.java
new file mode 100644
index 0000000..602dac2
--- /dev/null
+++ b/F2024/cps710/assignments/A1/IdNumToken.java
@@ -0,0 +1,18 @@
+class IdNumToken extends Token {
+	public String value;
+
+	public IdNumToken(int kind, String image) {
+		super(kind, image);
+		this.value = image;
+	}
+
+	@Override
+	public Object getValue() {
+		return value;
+	}
+
+	@Override
+	public String toString() {
+		return value;
+	}
+}
diff --git a/F2024/cps710/assignments/A1/IdSetToken.java b/F2024/cps710/assignments/A1/IdSetToken.java
new file mode 100644
index 0000000..7d4e93c
--- /dev/null
+++ b/F2024/cps710/assignments/A1/IdSetToken.java
@@ -0,0 +1,18 @@
+class IdSetToken extends Token {
+	public String value;
+
+	public IdSetToken(int kind, String image) {
+		super(kind, image);
+		this.value = image;
+	}
+
+	@Override
+	public Object getValue() {
+		return value;
+	}
+
+	@Override
+	public String toString() {
+		return value;
+	}
+}
diff --git a/F2024/cps710/assignments/A1/NumberToken.java b/F2024/cps710/assignments/A1/NumberToken.java
new file mode 100644
index 0000000..0ec1391
--- /dev/null
+++ b/F2024/cps710/assignments/A1/NumberToken.java
@@ -0,0 +1,18 @@
+class NumberToken extends Token {
+	public Integer value;
+
+	public NumberToken(int kind, String image) {
+		super(kind, image);
+		this.value = Integer.parseInt(image);
+	}
+
+	@Override
+	public Object getValue() {
+		return value;
+	}
+
+	@Override
+	public String toString() {
+		return value.toString();
+	}
+}
diff --git a/F2024/cps710/assignments/A1/StringToken.java b/F2024/cps710/assignments/A1/StringToken.java
new file mode 100644
index 0000000..26580f6
--- /dev/null
+++ b/F2024/cps710/assignments/A1/StringToken.java
@@ -0,0 +1,23 @@
+class StringToken extends Token {
+	public String value;
+
+	public StringToken(int kind, String image) {
+		super(kind, image);
+		this.value = image
+			.substring(1, image.length() - 1)
+			.replace("\\n", "\n")
+			.replace("\\t", "\t")
+			.replace("\\\"", "\"")
+			.replace("\\\\", "\\");
+	}
+
+	@Override
+	public Object getValue() {
+		return value;
+	}
+
+	@Override
+	public String toString() {
+		return value;
+	}
+}
diff --git a/F2024/cps710/assignments/A1/Token.java b/F2024/cps710/assignments/A1/Token.java
new file mode 100644
index 0000000..d271170
--- /dev/null
+++ b/F2024/cps710/assignments/A1/Token.java
@@ -0,0 +1,133 @@
+/* Generated By:JavaCC: Do not edit this line. Token.java Version 7.0 */
+/* JavaCCOptions:TOKEN_EXTENDS=,KEEP_LINE_COLUMN=true,SUPPORT_CLASS_VISIBILITY_PUBLIC=true */
+/**
+ * Describes the input token stream.
+ */
+
+public class Token implements java.io.Serializable {
+
+  /**
+   * The version identifier for this Serializable class.
+   * Increment only if the <i>serialized</i> form of the
+   * class changes.
+   */
+  private static final long serialVersionUID = 1L;
+
+  /**
+   * An integer that describes the kind of this token.  This numbering
+   * system is determined by JavaCCParser, and a table of these numbers is
+   * stored in the file ...Constants.java.
+   */
+  public int kind;
+
+  /** The line number of the first character of this Token. */
+  public int beginLine;
+  /** The column number of the first character of this Token. */
+  public int beginColumn;
+  /** The line number of the last character of this Token. */
+  public int endLine;
+  /** The column number of the last character of this Token. */
+  public int endColumn;
+
+  /**
+   * The string image of the token.
+   */
+  public String image;
+
+  /**
+   * A reference to the next regular (non-special) token from the input
+   * stream.  If this is the last token from the input stream, or if the
+   * token manager has not read tokens beyond this one, this field is
+   * set to null.  This is true only if this token is also a regular
+   * token.  Otherwise, see below for a description of the contents of
+   * this field.
+   */
+  public Token next;
+
+  /**
+   * This field is used to access special tokens that occur prior to this
+   * token, but after the immediately preceding regular (non-special) token.
+   * If there are no such special tokens, this field is set to null.
+   * When there are more than one such special token, this field refers
+   * to the last of these special tokens, which in turn refers to the next
+   * previous special token through its specialToken field, and so on
+   * until the first special token (whose specialToken field is null).
+   * The next fields of special tokens refer to other special tokens that
+   * immediately follow it (without an intervening regular token).  If there
+   * is no such token, this field is null.
+   */
+  public Token specialToken;
+
+  /**
+   * An optional attribute value of the Token.
+   * Tokens which are not used as syntactic sugar will often contain
+   * meaningful values that will be used later on by the compiler or
+   * interpreter. This attribute value is often different from the image.
+   * Any subclass of Token that actually wants to return a non-null value can
+   * override this method as appropriate.
+   */
+  public Object getValue() {
+    return null;
+  }
+
+  /**
+   * No-argument constructor
+   */
+  public Token() {}
+
+  /**
+   * Constructs a new token for the specified Image.
+   */
+  public Token(int kind)
+  {
+    this(kind, null);
+  }
+
+  /**
+   * Constructs a new token for the specified Image and Kind.
+   */
+  public Token(int kind, String image)
+  {
+    this.kind = kind;
+    this.image = image;
+  }
+
+  /**
+   * Returns the image.
+   */
+  @Override
+  public String toString()
+  {
+    return image;
+  }
+
+  /**
+   * Returns a new Token object, by default. However, if you want, you
+   * can create and return subclass objects based on the value of ofKind.
+   * Simply add the cases to the switch for all those special cases.
+   * For example, if you have a subclass of Token called IDToken that
+   * you want to create if ofKind is ID, simply add something like :
+   *
+   *    case MyParserConstants.ID : return new IDToken(ofKind, image);
+   *
+   * to the following switch statement. Then you can cast matchedToken
+   * variable to the appropriate type and use sit in your lexical actions.
+   */
+  public static Token newToken(int ofKind, String image)
+  {
+    switch(ofKind) { 
+      case HLConstants.NUMBER: return new NumberToken(ofKind, image);
+      case HLConstants.IDNUM: return new IdNumToken(ofKind, image);
+      case HLConstants.IDSET: return new IdSetToken(ofKind, image);
+      case HLConstants.IDBOOL: return new IdBoolToken(ofKind, image);
+      case HLConstants.STRING: return new StringToken(ofKind, image);
+      default : return new Token(ofKind, image);
+    }
+  }
+
+  public static Token newToken(int ofKind)
+  {
+    return newToken(ofKind, null);
+  }
+
+}