Enum Class NonTerminal

java.lang.Object

java.lang.Enum<NonTerminal>

NonTerminal

All Implemented Interfaces:

Serializable, Comparable<NonTerminal>, Constable

public enum NonTerminal
extends Enum<NonTerminal>

Enumeration of non-terminal symbols used in the grammar. Those are used as descriptors for the ParserTree nodes.

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Enum

Enum.EnumDesc<E extends Enum<E>>

Enum Constant Summary

Enum Constants

Enum Constant	Description
ASSIGN	Assignment production
CODE	Code production
COND_ATOM	Conditional atom production
COND_COMP	Conditional comparison production
COND_IMPL	Conditional implication production
EXPR_ADDSUB	Addition/Subtraction expression production
EXPR_ARITH	Arithmetic expression production
EXPR_MULDIV	Multiplication/Division expression production
EXPR_PRIMARY	Primary expression production
EXPR_UNARY	Unary expression production
IF	If production
INPUT	Input production
INSTRUCTION	Instruction production
OUTPUT	Output production
PROGRAM	Program production
UNARY_MINUS	Unary minus operation
WHILE	While production

Constructor Summary

Constructors

Modifier	Constructor	Description
private	NonTerminal()

Method Summary

Modifier and Type	Method	Description
static NonTerminal	valueOf(String name)	Returns the enum constant of this class with the specified name.
static NonTerminal[]	values()	Returns an array containing the constants of this enum class, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

PROGRAM

public static final NonTerminal PROGRAM

Program production

CODE

public static final NonTerminal CODE

Code production

INSTRUCTION

public static final NonTerminal INSTRUCTION

Instruction production

ASSIGN

public static final NonTerminal ASSIGN

Assignment production

IF

public static final NonTerminal IF

If production

WHILE

public static final NonTerminal WHILE

While production

OUTPUT

public static final NonTerminal OUTPUT

Output production

INPUT

public static final NonTerminal INPUT

Input production

COND_IMPL

public static final NonTerminal COND_IMPL

Conditional implication production

COND_COMP

public static final NonTerminal COND_COMP

Conditional comparison production

COND_ATOM

public static final NonTerminal COND_ATOM

Conditional atom production

EXPR_ARITH

public static final NonTerminal EXPR_ARITH

Arithmetic expression production

EXPR_ADDSUB

public static final NonTerminal EXPR_ADDSUB

Addition/Subtraction expression production

EXPR_MULDIV

public static final NonTerminal EXPR_MULDIV

Multiplication/Division expression production

EXPR_UNARY

public static final NonTerminal EXPR_UNARY

Unary expression production

EXPR_PRIMARY

public static final NonTerminal EXPR_PRIMARY

Primary expression production

UNARY_MINUS

public static final NonTerminal UNARY_MINUS

Unary minus operation

Constructor Details

NonTerminal

private NonTerminal()

Method Details

values

public static NonTerminal[] values()

Returns an array containing the constants of this enum class, in the order they are declared.

Returns:

an array containing the constants of this enum class, in the order they are declared

valueOf

public static NonTerminal valueOf(String name)

Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum class has no constant with the specified name

NullPointerException - if the argument is null