Package gw.internal.gosu.parser.expressions

Class IntervalExpression

java.lang.Object

gw.internal.gosu.parser.ParsedElement

gw.internal.gosu.parser.Expression

gw.internal.gosu.parser.expressions.BinaryExpression

gw.internal.gosu.parser.expressions.IntervalExpression

All Implemented Interfaces:

IBinaryExpression, IIntervalExpression, IExpression, IHasType, IParsedElement

public final class IntervalExpression
extends BinaryExpression
implements IIntervalExpression

Represents an interval expression in the Gosu grammar:

 interval-expression
   <bitshift-expression>
   <interval-expression> .. <bitshift-expression>
   <interval-expression> |.. <bitshift-expression>
   <interval-expression> ..| <bitshift-expression>
   <interval-expression> |..| <bitshift-expression>
 

See Also:

IGosuParser

Field Summary

Fields

Modifier and Type	Field	Description
private boolean	_bLeftClosed
private boolean	_bRightClosed

Fields inherited from class gw.internal.gosu.parser.Expression

_type

Fields inherited from class gw.internal.gosu.parser.ParsedElement

_tokens, UNDEF_FILE, UNDEF_FUNCTION, UNDEF_MODULE

Fields inherited from interface gw.lang.parser.IExpression

EMPTY_ARRAY

Constructor Summary

Constructors

Constructor	Description
IntervalExpression(boolean bLeftClosed, boolean bRightClosed, Expression lhsExpr, Expression rhsExpr)

Method Summary

Modifier and Type	Method	Description
java.lang.Object	evaluate()	Evaluates this Expression and returns the result.
static IType	getIntervalType(IType type)
boolean	isLeftClosed()
boolean	isRightClosed()

Methods inherited from class gw.internal.gosu.parser.expressions.BinaryExpression

getLHS, getOperator, getRHS, setLHS, setOperator, setRHS, toString

Methods inherited from class gw.internal.gosu.parser.Expression

evaluate, getContextType, getReturnType, getType, getTypeImpl, isNullSafe, isUnchecked, setType

Methods inherited from class gw.internal.gosu.parser.ParsedElement

addExceptionsFrom, addParseException, addParseException, addParseException, addParseExceptions, addParseIssues, addParseWarning, addParseWarning, addParseWarnings, addToken, adjustColumn, adjustLineNum, assignTokens, clearParseExceptions, clearParseTreeInformation, clearParseWarnings, compactParseTree, findAncestorParsedElementByType, findDeclaringStatement, findLineNumberOfDeclaration, findRootParsedElement, getAnnotations, getColumn, getContainedParsedElementsByType, getContainedParsedElementsByTypes, getContainedParsedElementsByTypesWithIgnoreSet, getEnclosingFeatureInfo, getFunctionName, getGosuClass, getGosuProgram, getImmediateParseIssue, getImmediateParseIssues, getLineNum, getLocation, getModule, getParent, getParseExceptions, getParseIssues, getParseWarnings, getQualifyingEnclosingTypeInfo, getTokens, hasImmediateParseIssue, hasImmediateParseWarning, hasImmediateParseWarnings, hasParseException, hasParseExceptions, hasParseIssue, hasParseIssues, hasParseWarning, hasParseWarnings, initEmptyParseTree, initLocation, isCompileTimeConstant, isSuppressed, isSuppressed, isSynthetic, makeDoubleValue, makeFloatValue, makeInteger, makeLong, removeParseException, removeParseWarning, removeParseWarningRecursively, setGosuProgram, setLineNum, setLocation, setParent, setSynthetic, shouldClearParseInfo, visit

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface gw.lang.parser.expressions.IBinaryExpression

getLHS, getOperator, getRHS

Methods inherited from interface gw.lang.parser.IExpression

evaluate, getContextType, isNullSafe, isUnchecked

Methods inherited from interface gw.lang.parser.IHasType

getType

Methods inherited from interface gw.lang.parser.IParsedElement

addExceptionsFrom, addParseException, addParseException, addParseWarning, addParseWarning, clearParseExceptions, clearParseTreeInformation, clearParseWarnings, findAncestorParsedElementByType, findDeclaringStatement, findRootParsedElement, getColumn, getContainedParsedElementsByType, getContainedParsedElementsByTypes, getContainedParsedElementsByTypesWithIgnoreSet, getFunctionName, getGosuClass, getGosuProgram, getImmediateParseIssue, getImmediateParseIssues, getLineNum, getLocation, getModule, getParent, getParseExceptions, getParseIssues, getParseWarnings, getReturnType, getTokens, hasImmediateParseIssue, hasImmediateParseWarnings, hasParseException, hasParseExceptions, hasParseIssue, hasParseIssues, hasParseWarning, hasParseWarnings, isCompileTimeConstant, isSuppressed, isSynthetic, setLocation, setParent, visit

Field Detail

_bLeftClosed

private boolean _bLeftClosed

_bRightClosed

private boolean _bRightClosed

Constructor Detail

IntervalExpression

public IntervalExpression(boolean bLeftClosed,
                          boolean bRightClosed,
                          Expression lhsExpr,
                          Expression rhsExpr)

Method Detail

isLeftClosed

public boolean isLeftClosed()

Specified by:

isLeftClosed in interface IIntervalExpression

isRightClosed

public boolean isRightClosed()

Specified by:

isRightClosed in interface IIntervalExpression

evaluate

public java.lang.Object evaluate()

Description copied from interface: IExpression

Evaluates this Expression and returns the result.

Specified by:

evaluate in interface IExpression

Overrides:

evaluate in class Expression

getIntervalType

public static IType getIntervalType(IType type)