Class EqualityExpression
java.lang.Object
gw.internal.gosu.parser.ParsedElement
gw.internal.gosu.parser.Expression
gw.internal.gosu.parser.expressions.BinaryExpression
gw.internal.gosu.parser.expressions.ConditionalExpression
gw.internal.gosu.parser.expressions.EqualityExpression
- All Implemented Interfaces:
IBinaryExpression
,IConditionalExpression
,IEqualityExpression
,IOverridableOperation
,IExpression
,IHasType
,IParsedElement
Represents an equality expression in the Gosu grammar:
equality-expression <relational-expression> <equality-expression> == <relational-expression> <equality-expression> != <relational-expression> <equality-expression> <> <relational-expression>
- See Also:
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Field Summary
FieldsFields 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
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Constructor Summary
Constructors -
Method Summary
Methods inherited from class gw.internal.gosu.parser.expressions.ConditionalExpression
compareNumbers, getOverride, getType, getTypeImpl, isCompileTimeConstant, setOverride
Methods inherited from class gw.internal.gosu.parser.expressions.BinaryExpression
getLHS, getOperator, getRHS, setLHS, setOperator, setRHS
Methods inherited from class gw.internal.gosu.parser.Expression
evaluate, getContextType, getReturnType, 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, 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.IConditionalExpression
getLHS, getRHS
Methods inherited from interface gw.lang.parser.IExpression
evaluate, getContextType, isNullSafe, isUnchecked
Methods inherited from interface gw.lang.parser.expressions.IOverridableOperation
getOverride, setOverride
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
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Field Details
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_bEquals
protected boolean _bEqualsIs this an equals or a not-equals?
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Constructor Details
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EqualityExpression
public EqualityExpression()
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Method Details
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isEquals
public boolean isEquals()- Specified by:
isEquals
in interfaceIEqualityExpression
- Returns:
- True if this is an equals expression (as apposed to not-eqauls).
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setEquals
public void setEquals(boolean bEquals) - Parameters:
bEquals
- True if this is an equals expression (as apposed to not-eqauls).
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evaluate
Description copied from interface:IExpression
Evaluates this Expression and returns the result.- Specified by:
evaluate
in interfaceIExpression
- Overrides:
evaluate
in classExpression
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toString
Description copied from class:Expression
Subclasses should return a String representing the parsed expression.- Overrides:
toString
in classBinaryExpression
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